World rocks photo collection
Dolostone
Rock type:
Age:
540 millions years
Submitted 4 years 4 months ago by rock.
Russia, Republic of Sakha, Aldan river valley. Tiled, gray, greenish-gray dolostones with intercalations of clay and oolithic dolostones. Saturated with mineralized cylindrical burrows (diameter up to 1 centimeter) of worms (planolites and skolitos). Neoproterozoic - Cambrian.
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