Large Black Botryoidal Chalcedony with Calcite Specimen Tumbled is an insanely long time

is an insanely long time ago

and have loomed large in legend and history

Fossil Shrimp make a unique addition to any display

Condense time

Large Black Botryoidal Chalcedony with Calcite Specimen Tumbled is an insanely long timeApproximately 10x9x7 It seems like an oxymoron that something so dark could also be this brilliant, which is partially why we fell in love with this specimen when we first saw it. It almost looks like crystallized black velvet. The dichotomy here makes this one of the coolest specimens we have. This geode is full of clusters of black botryoidal chalcedony dotted with contrasting calcite crystals. The rounded, bubble like formations are created as