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  • Quartz (10 entries)
Geometric Microscape of Agate
Geometric Microscape of Agate by Bernardo Cesare
Sandstone in dune field
Sandstone in dune field by Andreas Paul
Big brother is watching you
Big brother is watching you by Samuele Papeschi
Faults in Quartz Sands
Faults in Quartz Sands by David Tanner
Quartz Slickenside
Quartz Slickenside by David Tanner
Accessory Feldspar In Quartz
Accessory Feldspar In Quartz by Gunnar Ries
3D outcrop of fibrous quartz-calcite veins
3D outcrop of fibrous quartz-calcite veins by Max Arndt
Eisenkiesel SiO2
Eisenkiesel SiO2 by Konstantinos Kourtidis
Smoke quartz
Smoke quartz by Konstantinos Kourtidis
Laumontite
Laumontite by Konstantinos Kourtidis
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