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Hurlbutite with Montgomeryite & Englishite

#BN55085
SOLD
Hurlbutite from Tip Top mine, Custer Co., South Dakota, United States - BN55085
Hurlbutite from Tip Top mine, Custer Co., South Dakota, United States - BN55085

Hurlbutite with Montgomeryite & Englishite

#BN55085
Availability
Sold
Size
9 x 3 x 3 cm - Sm Cabinet 
Formula
CaBe2P2O8 (RRUFF)
Locality
Tip Top mine, Custer Co., South Dakota, United States
Tagged
phosphate , beryllium , pegmatite mineral

Rich specimen full of colorless beads of Hurlbutite to about 0.75mm scattered with 1mm groups of red Montgomeryite, tiny rhombs if Whitlockite and white, pearly tufts of Englishite. Beryl matrix, excellent specimen.

Hurlbutite

Formula
CaBe2P2O8 
Crystal System
Monoclinic 
Crystal Habit
Prismatic 
Cleavage
None, None, None 
Luster
Vitreous - Greasy 
Color
colorless, greenish white, yellow 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Conchoidal 
Hardness
6 

Data courtesy of Webmineral.

Collection
Dr. Buford Nichols Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Hurlbutite
On Dakota Matrix
Other Available Hurlbutite
WebMineral
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Mindat
View Hurlbutite

Other Sold

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