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Roscherite with Montgomeryite

#BM44861
SOLD
Roscherite from Tip Top mine, Custer Co., South Dakota, United States - BM44861
Roscherite from Tip Top mine, Custer Co., South Dakota, United States - BM44861

Roscherite with Montgomeryite

#BM44861
Availability
Sold
Size
5 x 3 x 5 cm - Miniature 
Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2O (RRUFF)
Locality
Tip Top mine, Custer Co., South Dakota, United States
Tagged
phosphate , beryllium , pegmatite mineral

Black Roscherite possibly Zanaziite as curled-like rosettes and white bladed Montgomeryite. Minor Fairfiledite. Rare for Tip Top mine. Beryl matrix.

Roscherite

Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2O 
Crystal System
Triclinic 
Crystal Habit
Pistolitic 
Cleavage
Good, Distinct, None 
Color
light brown, dark brown, olive green, orange red, red 
Streak
light brown 
Class
Triclinic - Pinacoidal 
Hardness
4.5 

Data courtesy of Webmineral.

Collection
McConlogue Collection
Mineralpedia
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On Dakota Matrix
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