AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Calcite (twinned crystals with internal phantom zones)

Calcite (twinned crystals with internal phantom zones) from Palmarejo Mine, Chihuahua, Mexico

DESCRIPTION:	No. 81702
Mineral:	Calcite (twinned crystals with internal phantom zones)
Locality:	Palmarejo Mine, Chihuahua, Mexico
Description:	Contact-twinned lustrous transparent-to-translucent gray calcite crystals with dark gray-black internal phantom-growth zones. The calcite twins are clean and fully exposed (unlike most from this mine that are coated with ugly Palygorskite). Ex. S. Gerome collection #1718
Overall Size:	7x5x5 cm
Crystals:	65-70 mm
Archived:	For reference only

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