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Granite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, FranceGranite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, FranceGranite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489736

2489736

Granite arch of Port Blanc, emblem of the Côte Sauvage de

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Crustacean lichen (Rhizocarpon geographicum) on Annot sandstone, Lac des Sagnes, Haute Ubaye, Southern Alps, FranceCrustacean lichen (Rhizocarpon geographicum) on Annot sandstone, Lac des Sagnes, Haute Ubaye, Southern Alps, FranceCrustacean lichen (Rhizocarpon geographicum) on Annot sandstone, Lac des Sagnes, Haute Ubaye, Southern Alps, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2496054

2496054

Crustacean lichen (Rhizocarpon geographicum) on Annot sandstone,

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The Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2496045

2496045

The Gardon de Sainte Croix in the Cévennes, very ancient

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The Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2496044

2496044

The Gardon de Sainte Croix in the Cévennes, very ancient

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The Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2496043

2496043

The Gardon de Sainte Croix in the Cévennes, very ancient

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The Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, FranceThe Gardon de Sainte Croix in the Cévennes, very ancient micaschists of Cambrian/Ordovician age deformed by Hercynian tectonics, Le Martinet, St Etienne Vallée Française, Cévennes, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2496042

2496042

The Gardon de Sainte Croix in the Cévennes, very ancient

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Thongweed (Himanthalia elongata) at low tide on the Côte Sauvage de Quiberon, Brittany, FranceThongweed (Himanthalia elongata) at low tide on the Côte Sauvage de Quiberon, Brittany, FranceThongweed (Himanthalia elongata) at low tide on the Côte Sauvage de Quiberon, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489739

2489739

Thongweed (Himanthalia elongata) at low tide on the Côte Sauvage

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Granite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, FranceGranite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, FranceGranite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489738

2489738

Granite arch of Port Blanc, emblem of the Côte Sauvage de

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Granite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, FranceGranite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, FranceGranite arch of Port Blanc, emblem of the Côte Sauvage de Quiberon, Hercynian granite eroded by the sea, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489737

2489737

Granite arch of Port Blanc, emblem of the Côte Sauvage de

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Mussels on blocks of Hercynian granite eroded by the sea at low tide, Côte Sauvage de Quiberon, Brittany, FranceMussels on blocks of Hercynian granite eroded by the sea at low tide, Côte Sauvage de Quiberon, Brittany, FranceMussels on blocks of Hercynian granite eroded by the sea at low tide, Côte Sauvage de Quiberon, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489735

2489735

Mussels on blocks of Hercynian granite eroded by the sea at low

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Mussels on blocks of Hercynian granite eroded by the sea at low tide, Côte Sauvage de Quiberon, Brittany, FranceMussels on blocks of Hercynian granite eroded by the sea at low tide, Côte Sauvage de Quiberon, Brittany, FranceMussels on blocks of Hercynian granite eroded by the sea at low tide, Côte Sauvage de Quiberon, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489734

2489734

Mussels on blocks of Hercynian granite eroded by the sea at low

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Pink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, FrancePink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, FrancePink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489722

2489722

Pink granite of Ploumanac'h at dusk. 293 Ma old granite rich in

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Pink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, FrancePink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, FrancePink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489721

2489721

Pink granite of Ploumanac'h at dusk. 293 Ma old granite rich in

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Pink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, FrancePink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, FrancePink granite of Ploumanac'h at dusk. 293 Ma old granite rich in pink feldspars, Ploumanac'h lighthouse, Côtes d'Armor, Brittany, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489720

2489720

Pink granite of Ploumanac'h at dusk. 293 Ma old granite rich in

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Galets énormes de granite sur l'île Grande au crépuscule. Granites longtemps exploités intensivement (carrière de Castel-Erek), Côtes d'Armor, Bretagne, FranceGalets énormes de granite sur l'île Grande au crépuscule. Granites longtemps exploités intensivement (carrière de Castel-Erek), Côtes d'Armor, Bretagne, FranceGalets énormes de granite sur l'île Grande au crépuscule. Granites longtemps exploités intensivement (carrière de Castel-Erek), Côtes d'Armor, Bretagne, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489653

2489653

Galets énormes de granite sur l'île Grande au crépuscule. Gr

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Galets énormes de granite sur l'île Grande au crépuscule. Granites longtemps exploités intensivement (carrière de Castel-Erek), Côtes d'Armor, Bretagne, FranceGalets énormes de granite sur l'île Grande au crépuscule. Granites longtemps exploités intensivement (carrière de Castel-Erek), Côtes d'Armor, Bretagne, FranceGalets énormes de granite sur l'île Grande au crépuscule. Granites longtemps exploités intensivement (carrière de Castel-Erek), Côtes d'Armor, Bretagne, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2489652

2489652

Galets énormes de granite sur l'île Grande au crépuscule. Gr

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Rose quartzRose quartzRose quartz© Marie Aymerez / BiosphotoJPG - RM
2487944

2487944

Rose quartz

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Foxglove (Digitalis purpurea), Habitat: on silica, mountain stage, Path of the PN des Pyrénées facing the Pic du Midi d'Ossau, Vallée d'Ossau, Pyrénées Atlatniques, FranceFoxglove (Digitalis purpurea), Habitat: on silica, mountain stage, Path of the PN des Pyrénées facing the Pic du Midi d'Ossau, Vallée d'Ossau, Pyrénées Atlatniques, FranceFoxglove (Digitalis purpurea), Habitat: on silica, mountain stage, Path of the PN des Pyrénées facing the Pic du Midi d'Ossau, Vallée d'Ossau, Pyrénées Atlatniques, France© Georges Lopez / BiosphotoJPG - RM
2455347

2455347

Foxglove (Digitalis purpurea), Habitat: on silica, mountain

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Starry saxifrage (Saxifraga stellaris), Habitat: cold springs, subalpine and alpine swamps on silica, Pyrénées Atlantiques, FranceStarry saxifrage (Saxifraga stellaris), Habitat: cold springs, subalpine and alpine swamps on silica, Pyrénées Atlantiques, FranceStarry saxifrage (Saxifraga stellaris), Habitat: cold springs, subalpine and alpine swamps on silica, Pyrénées Atlantiques, France© Georges Lopez / BiosphotoJPG - RM
2455341

2455341

Starry saxifrage (Saxifraga stellaris), Habitat: cold springs,

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Hairy primrose (Primula hirsuta) on siliceous rocks with little sunlight, Pyrenees, FranceHairy primrose (Primula hirsuta) on siliceous rocks with little sunlight, Pyrenees, FranceHairy primrose (Primula hirsuta) on siliceous rocks with little sunlight, Pyrenees, France© Georges Lopez / BiosphotoJPG - RM
2452334

2452334

Hairy primrose (Primula hirsuta) on siliceous rocks with little

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Field of Poppies in bloom on the Opal Coast in spring, Hervelinghen, Hauts de France, FranceField of Poppies in bloom on the Opal Coast in spring, Hervelinghen, Hauts de France, FranceField of Poppies in bloom on the Opal Coast in spring, Hervelinghen, Hauts de France, France© Yann Avril / BiosphotoJPG - RM
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2450712

Field of Poppies in bloom on the Opal Coast in spring,

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Rapeseed field "colonized" by Poppies and Wild Chamomile on the Opal Coast in spring, Hauts de France, FranceRapeseed field "colonized" by Poppies and Wild Chamomile on the Opal Coast in spring, Hauts de France, FranceRapeseed field "colonized" by Poppies and Wild Chamomile on the Opal Coast in spring, Hauts de France, France© Yann Avril / BiosphotoJPG - RM
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2450710

Rapeseed field "colonized" by Poppies and Wild Chamomile on the

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The wing mill in Saint-Martin-au-Laert, Pas-de-Calais, Hauts de France, FranceThe wing mill in Saint-Martin-au-Laert, Pas-de-Calais, Hauts de France, FranceThe wing mill in Saint-Martin-au-Laert, Pas-de-Calais, Hauts de France, France© Yann Avril / BiosphotoJPG - RM
2447391

2447391

The wing mill in Saint-Martin-au-Laert, Pas-de-Calais, Hauts de

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The famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, FranceThe famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, FranceThe famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2446333

2446333

The famous Rosans sandstone balls: spheres formed by

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The famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, FranceThe famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, FranceThe famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2446332

2446332

The famous Rosans sandstone balls: spheres formed by

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The famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, FranceThe famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, FranceThe famous Rosans sandstone balls: spheres formed by crystallization of quartz in secondary age sandstone (- 110 ma) - their size can reach more than a meter in diameter - We find these rare structures in the Spanish Basque Country ( jaizkibel) and on the Pacific coast (Oregon and California) - Saint André de Rosans region, Serre d'Autruy, Baronnies, Hautes Alpes, France© Jean-Philippe Delobelle / BiosphotoJPG - RM
2446331

2446331

The famous Rosans sandstone balls: spheres formed by

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Observation system of the nodular granite of Castanheira, Geopark of Arouca, Portugal. Exceptional granite of Hercynian age, rich in enormous nodules of biotite, surrounding a quartz nucleus, These nodules are symbol of fertility in the local tradition, Pedras Parideiras.Observation system of the nodular granite of Castanheira, Geopark of Arouca, Portugal. Exceptional granite of Hercynian age, rich in enormous nodules of biotite, surrounding a quartz nucleus, These nodules are symbol of fertility in the local tradition, Pedras Parideiras.Observation system of the nodular granite of Castanheira, Geopark of Arouca, Portugal. Exceptional granite of Hercynian age, rich in enormous nodules of biotite, surrounding a quartz nucleus, These nodules are symbol of fertility in the local tradition, Pedras Parideiras.© Jean-Philippe Delobelle / BiosphotoJPG - RM
2437625

2437625

Observation system of the nodular granite of Castanheira, Geopark

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Heart-flowered Serapias (Serapias cordigera) flowers, Biotope: on silica, in lawns, Porto area, Corsica, FranceHeart-flowered Serapias (Serapias cordigera) flowers, Biotope: on silica, in lawns, Porto area, Corsica, FranceHeart-flowered Serapias (Serapias cordigera) flowers, Biotope: on silica, in lawns, Porto area, Corsica, France© Georges Lopez / BiosphotoJPG - RM
2172773

2172773

Heart-flowered Serapias (Serapias cordigera) flowers, Biotope: on

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hertfordshire puddingstone, conglomerate, flint clasts in a silicious matrix, Hertfordshire, Englandhertfordshire puddingstone, conglomerate, flint clasts in a silicious matrix, Hertfordshire, Englandhertfordshire puddingstone, conglomerate, flint clasts in a silicious matrix, Hertfordshire, England© John Cancalosi / BiosphotoJPG - RMSale prohibited in Spain and Portugal
Non exclusive sale, exclusive sale possible in France
2130878

2130878

hertfordshire puddingstone, conglomerate, flint clasts in a

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hertfordshire puddingstone, conglomerate, flint clasts in a silicious matrix, Hertfordshire, Englandhertfordshire puddingstone, conglomerate, flint clasts in a silicious matrix, Hertfordshire, Englandhertfordshire puddingstone, conglomerate, flint clasts in a silicious matrix, Hertfordshire, England© John Cancalosi / BiosphotoJPG - RMSale prohibited in Spain and Portugal
Non exclusive sale, exclusive sale possible in France
2130852

2130852

hertfordshire puddingstone, conglomerate, flint clasts in a

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Hertfordshire puddingstone ,conglomerate sedimentary rock composed of rounded flint pebbles cemented together by a younger matrix of silica quartz. The distinctive rock is largely confined to the English county of Hertfordshire but small amounts occur throughout the London BasinHertfordshire puddingstone ,conglomerate sedimentary rock composed of rounded flint pebbles cemented together by a younger matrix of silica quartz. The distinctive rock is largely confined to the English county of Hertfordshire but small amounts occur throughout the London BasinHertfordshire puddingstone ,conglomerate sedimentary rock composed of rounded flint pebbles cemented together by a younger matrix of silica quartz. The distinctive rock is largely confined to the English county of Hertfordshire but small amounts occur throughout the London Basin© John Cancalosi / BiosphotoJPG - RMSale prohibited in Spain and Portugal
Non exclusive sale, exclusive sale possible in France
2077603

2077603

Hertfordshire puddingstone ,conglomerate sedimentary rock

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Hertfordshire Puddingstone, conglomerate of well rounded flint pebbles, embedded in a matrix of fine pale coloured sand, all bound together by hard natural silica cement, Hertfordshire, englandHertfordshire Puddingstone, conglomerate of well rounded flint pebbles, embedded in a matrix of fine pale coloured sand, all bound together by hard natural silica cement, Hertfordshire, englandHertfordshire Puddingstone, conglomerate of well rounded flint pebbles, embedded in a matrix of fine pale coloured sand, all bound together by hard natural silica cement, Hertfordshire, england© John Cancalosi / BiosphotoJPG - RMSale prohibited in Spain and Portugal
Non exclusive sale, exclusive sale possible in France
2077597

2077597

Hertfordshire Puddingstone, conglomerate of well rounded flint

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Cap d'Agde, rocks of yellow tuffs in regular layers, quartz, clay ... and basaltic rocks, Hérault, FranceCap d'Agde, rocks of yellow tuffs in regular layers, quartz, clay ... and basaltic rocks, Hérault, FranceCap d'Agde, rocks of yellow tuffs in regular layers, quartz, clay ... and basaltic rocks, Hérault, France© Thierry Le Quay / BiosphotoJPG - RM
2074369

2074369

Cap d'Agde, rocks of yellow tuffs in regular layers, quartz, clay

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Cornish heath (Erica vagans), Habitat: heaths on silica or limestone. Pyrenees, FranceCornish heath (Erica vagans), Habitat: heaths on silica or limestone. Pyrenees, FranceCornish heath (Erica vagans), Habitat: heaths on silica or limestone. Pyrenees, France© Georges Lopez / BiosphotoJPG - RM
2073623

2073623

Cornish heath (Erica vagans), Habitat: heaths on silica or

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Alpine yellow-violet (Viola biflora), Habitat: shady alpine and subalpine wet rocks on silica or limestone. Pyrenees, Aragon, SpainAlpine yellow-violet (Viola biflora), Habitat: shady alpine and subalpine wet rocks on silica or limestone. Pyrenees, Aragon, SpainAlpine yellow-violet (Viola biflora), Habitat: shady alpine and subalpine wet rocks on silica or limestone. Pyrenees, Aragon, Spain© Georges Lopez / BiosphotoJPG - RM
2073589

2073589

Alpine yellow-violet (Viola biflora), Habitat: shady alpine and

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Rupicolous plants on silica rocks. There are Houseleeks (Sempervivum montanum L. subsp. montanum), Stonecrops (Sedum sp.) and Wild thyme (Thymus serpyllum). Vall d'Aran. Lleida. Pyrenees. Catalonia. Spain.Rupicolous plants on silica rocks. There are Houseleeks (Sempervivum montanum L. subsp. montanum), Stonecrops (Sedum sp.) and Wild thyme (Thymus serpyllum). Vall d'Aran. Lleida. Pyrenees. Catalonia. Spain.Rupicolous plants on silica rocks. There are Houseleeks (Sempervivum montanum L. subsp. montanum), Stonecrops (Sedum sp.) and Wild thyme (Thymus serpyllum). Vall d'Aran. Lleida. Pyrenees. Catalonia. Spain.© Antoni Agelet / BiosphotoJPG - RMNon exclusive sale, exclusive sale possible in France
2068330

2068330

Rupicolous plants on silica rocks. There are Houseleeks

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Lichens on milky quartz block - Biella Alps Italy  ; Mount MucroneLichens on milky quartz block - Biella Alps Italy Lichens on milky quartz block - Biella Alps Italy ; Mount Mucrone© Jean-Claude Malausa / BiosphotoJPG - RM
2017691

2017691

Lichens on milky quartz block - Biella Alps Italy ; Mount Mucrone

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Sandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameterSandstone balls of Serre d'Autruy - Baronies FranceSandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameter© Jean-Philippe Delobelle / BiosphotoJPG - RM
2011106

2011106

Sandstone balls of Serre d'Autruy - Baronies France ; spheres

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Sandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameterSandstone balls of Serre d'Autruy - Baronies FranceSandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameter© Jean-Philippe Delobelle / BiosphotoJPG - RM
2011105

2011105

Sandstone balls of Serre d'Autruy - Baronies France ; spheres

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Sandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameterSandstone balls of Serre d'Autruy - Baronies FranceSandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameter© Jean-Philippe Delobelle / BiosphotoJPG - RM
2011104

2011104

Sandstone balls of Serre d'Autruy - Baronies France ; spheres

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Sandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameterSandstone balls of Serre d'Autruy - Baronies FranceSandstone balls of Serre d'Autruy - Baronies France ; spheres formed by crystallization of quartz in the secondary age sandstones (- 110 ma) - reaching heights of over one meter in diameter© Jean-Philippe Delobelle / BiosphotoJPG - RM
2011103

2011103

Sandstone balls of Serre d'Autruy - Baronies France ; spheres

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Multicolored crystals on the site Geysir - Iceland Multicolored crystals on the site Geysir - Iceland Multicolored crystals on the site Geysir - Iceland © Tina Malfilatre / BiosphotoJPG - RM
1958505

1958505

Multicolored crystals on the site Geysir - Iceland

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Tufa - Mammoth Hot Springs Yellowstone NP USATufa - Mammoth Hot Springs Yellowstone NP USATufa - Mammoth Hot Springs Yellowstone NP USA© Marc Le Fèvre / BiosphotoJPG - RM
1957952

1957952

Tufa - Mammoth Hot Springs Yellowstone NP USA

RMRight Managed

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Tufa - Mammoth Hot Springs Yellowstone NP USATufa - Mammoth Hot Springs Yellowstone NP USATufa - Mammoth Hot Springs Yellowstone NP USA© Marc Le Fèvre / BiosphotoJPG - RM
1957951

1957951

Tufa - Mammoth Hot Springs Yellowstone NP USA

RMRight Managed

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Sulfur anemone flowers - Pyrenees France ; on silica groundSulfur anemone flowers - Pyrenees FranceSulfur anemone flowers - Pyrenees France ; on silica ground© Georges Lopez / BiosphotoJPG - RM
1939993

1939993

Sulfur anemone flowers - Pyrenees France ; on silica ground

RMRight Managed

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Biggest quartz crystal in the world at Swakopmund in Namibia ; KRISTALL GALERIEBiggest quartz crystal in the world at Swakopmund in NamibiaBiggest quartz crystal in the world at Swakopmund in Namibia ; KRISTALL GALERIE© Juan-Carlos Muñoz / BiosphotoJPG - RMNon exclusive sale, exclusive sale possible in France
1906919

1906919

Biggest quartz crystal in the world at Swakopmund in Namibia ;

RMRight Managed

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Quartz crystal at Swakopmund in Namibia ; KRISTALL GALERIEQuartz crystal at Swakopmund in NamibiaQuartz crystal at Swakopmund in Namibia ; KRISTALL GALERIE© Juan-Carlos Muñoz / BiosphotoJPG - RMNon exclusive sale, exclusive sale possible in France
1906901

1906901

Quartz crystal at Swakopmund in Namibia ; KRISTALL GALERIE

RMRight Managed

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Quartz crystal at Swakopmund in Namibia ; KRISTALL GALERIEQuartz crystal at Swakopmund in NamibiaQuartz crystal at Swakopmund in Namibia ; KRISTALL GALERIE© Juan-Carlos Muñoz / BiosphotoJPG - RMNon exclusive sale, exclusive sale possible in France
1906897

1906897

Quartz crystal at Swakopmund in Namibia ; KRISTALL GALERIE

RMRight Managed

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Silicified fossil trunk of AraucariaceaeSilicified fossil trunk of AraucariaceaeSilicified fossil trunk of Araucariaceae© André Pascal / BiosphotoJPG - RM
1900814

1900814

Silicified fossil trunk of Araucariaceae

RMRight Managed

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Making of horsetail manure in a garden ; Its silica and minerals allows the horsetail manure to help plants against various fungal diseases.Making of horsetail manure in a gardenMaking of horsetail manure in a garden ; Its silica and minerals allows the horsetail manure to help plants against various fungal diseases.© Serge Lapouge / BiosphotoJPG - RM
1900576

1900576

Making of horsetail manure in a garden ; Its silica and minerals

RMRight Managed

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