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Whitlockite on Siderite

#50549
SOLD
Whitlockite from Palermo mine, Groton, Grafton Co., New Hampshire, United States - 50549
Whitlockite from Palermo mine, Groton, Grafton Co., New Hampshire, United States - 50549

Whitlockite on Siderite

#50549
Availability
Sold
Size
5.5 x 7 x 5 cm - Sm Cabinet 
Formula
Ca9Mg(PO4)6(PO3OH) (RRUFF)
Locality
Palermo mine, Groton, Grafton Co., New Hampshire, United States
Tagged
phosphate , pegmatite mineral

A 4x4cm area lined with colorless Whitlockite crystals to 1mm. Ex. Dr. David London study collection.

Whitlockite

Formula
Ca9Mg(PO4)6(PO3OH) 
Crystal System
Trigonal 
Crystal Habit
Rhombohedral Crystals, Tabular, Pistolitic 
Cleavage
None, None, None 
Luster
Vitreous - Resinous 
Color
colorless, gray, gray white, yellowish, white 
Streak
white 
Class
Trigonal - Ditrigonal Pyramidal 
Fracture
Brittle - Uneven 
Hardness
5 

Data courtesy of Webmineral.

Collection
Ex. Dr. David London
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