Twinned Golden Calcite Crystal from Elmwood Mine, Tennessee (515.9 grams)

Lustrous transparent deep golden calcite crystal on matrix. Large double terminated scalenohedral twinned deep golden calcite crystals with inclusions of sphalertie. The twinning on the C-axis has well defined re-entrant faces.

515.9 grams, 4 x 3 x 2.5 inches