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0 item @ $0.00  

Tiptopite with Roscherite & Montgomeryite

#BN50753

Tiptopite with Roscherite & Montgomeryite

#BN50753
Availability
Sold
Size
8 x 6 x 5 cm - Sm Cabinet 
Formula
K2(Li,Na,Ca)6(Be6P6)O24(OH)2·1.3H2O (RRUFF)
Locality
Tip Top mine, Custer Co., South Dakota, United States
Tagged
phosphate , beryllium , pegmatite mineral

Tiptopite sprays to 4mm across on dark red layer of Roscherite. On the far right side are tiny 0,75mm pink Montgomeryite crystal groups. At the base are white "flakes" of Messelite-Fairfieldite crystals.

Type Locality

Tiptopite

Formula
K2(Li,Na,Ca)6(Be6P6)O24(OH)2·1.3H2
Crystal System
Hexagonal 
Crystal Habit
Acicular, Radial 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
colorless 
Streak
white 
Class
Hexagonal - Pyramidal 
Fracture
Uneven 
Hardness
3.5 

Data courtesy of Webmineral.

Collection
Dr. Buford Nichols Collection
Special Info
Type Locality
Mineralpedia
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Previously Sold Tiptopite
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Other Available Tiptopite
WebMineral
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