Rare specimen of sky blue-colored turquoise crystals.
Location: Bishop Mine, Lynch Station, Campbell Co., Virginia
Hydrous Copper Aluminum Phosphate.
Specimen size: 13cm x 9cm
Currently on display at the Mineral Museum at James Madison University
Specimen submission courtesy of Dr. Lance Kearns.
General Turquoise Information
Color Range: blue, blue - green, green, white, yellowish-green
Crystal Habit: massive, nodular, single crystals rare
Crystal System: triclinic
Mohs Scale of Hardness: 5 - 6
Streak: bluish to white
Specific Gravity: 2.6 - 2.9
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