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Lithiophilite with Dickinsonite & Robertsite

#DL62160

Lithiophilite with Dickinsonite & Robertsite

#DL62160
Availability
Sold
Size
11 x 8.5 x 4 cm - Cabinet 
Formula
LiMn2+PO4 (RRUFF)
Locality
Anderson pegmatites, Homestead claim, White Picacho Mining dist., Yavapai Co., Arizona, United States
Tagged
ore mineral , pegmatite mineral , lithium

The specimen was collected by Dr. David London, the author of the great book "Pegmatites". This specimen is sawed and polished on one side to show the salmon-colored pods of Lithiophilite, a primary phosphate which forms early in the pegmatite genesis.  In the photos, are thin fractures healed by green Dickinsonite. The black areas are Robertsite. Lithiophilite is an ore of lithium.

Lithiophilite

Formula
LiMn2+PO4 
Crystal System
Orthorhombic 
Crystal Habit
Prismatic 
Cleavage
Perfect, Very Good, Imperfect 
Luster
Vitreous - Resinous 
Color
brown, yellowish brown, salmon, brownish, blackish 
Streak
gray white 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal - Uneven 
Hardness
4-5 

Data courtesy of Webmineral.

Collection
Dr. David London Collection

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