Quartz seam in schist, close-up. Seams of quartz form in fissures or cracks in existing rocks, here a Cevennes schist. This black metamorphic rock, us
Quartz seam in schist, close-up. Seams of quartz form in fissures or cracks in existing rocks, here a Cevennes schist. This black metamorphic rock, used as roof tiles, contains chlorite, and black and white micas. This specimen is part of the Geoscope geological park, located between Les Monts-Vert and Albaret-Sainte-Marie, central France.
Size: 5173px × 3449px
Photo credit: © MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No
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