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ActinoliteUSGS.jpg - Chris 73
Silica Carbonate Rock - Metamorphic Rock San Benito County California 1622.jpg - Dyet
Serpentine-Siskiyou-2.jpg - Eug
Blue-and-white Creole marble.jpg - Amada44
Phyllites (Anakeesta Formation).jpg - RockingGeo
Steatite (soapstone) (Early Cretaceous; quarry apparently on Elliott Creek Ridge, Oregon, USA) (16712622489).jpg - Ser Amantio di Nicolao
Quartzite (metaquartzite) (2.6 centimeters across at its widest).jpg - Ser Amantio di Nicolao
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