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Information:
Large green Apatite crystals from Morocco
Great terminations with etched patterns in the top face
Location: Morocco
Chemical composition: Ca5(PO4)3(F,Cl,OH)
Calcium fluorine-chlorine-hydroxyl phosphate
often with manganese and cerium
Crystal system: hexagonal
Crystal habit: commonly as prismatic crystals terminated
by first order pyramids often with basal planes.
Also can be in massive granular to compact masses.
Twinning: twins are rare
Hardness: 5
Color: usually in shades of yellow,
green or brown, more rarely colorless, violet or blue.
Transparency: transparent to opaque
Weight: 122.60 ct
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