Twinned Golden Calcite Crystal from Elmwood Mine, Tennessee (3.5 lbs) golden calcite The topaz crystals are internally

The topaz crystals are internally flawless and have lustrous crystal faces

These trilobites have adapted for extreme defensiveness

This tooth's unique shape would be a stunning addition in any collection

Crystal formation is sharp and well define etched silky luster  crystal faces

Twinned Golden Calcite Crystal from Elmwood Mine, Tennessee (3.5 lbs) golden calcite The topaz crystals are internallyLustrous transparent deep golden calcite crystal on small sphalerite matrix. Large double terminated scalenohedral twinned on the C axis with well defined re entrant faces, with sub parallel crystal growth. 3. 5 lbs, 7 x 3 x 3 inches