mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
Checkout
0 item @ $0.00  
Home | My Cart | Login | Register

Greifensteinite with Gormanite & Eosphorite

#BAC64256
SOLD
Greifensteinite from Linopolis, Divino das Larajeiras, Minas Gerais, Brazil - BAC64256
Greifensteinite from Linopolis, Divino das Larajeiras, Minas Gerais, Brazil - BAC64256

Greifensteinite with Gormanite & Eosphorite

#BAC64256
Availability
Sold
Size
3.3 x 1.5 x 1.8 cm - Miniature 
Formula
Ca2Fe2+5Be4(PO4)6(OH)4·6H2O (RRUFF)
Locality
Linopolis, Divino das Larajeiras, Minas Gerais, Brazil
Tagged
phosphate , beryllium , pegmatite mineral

Tannish sheaf-like bundles of Greifensteinite to 6mm with green fibrous Gormanite.

Greifensteinite

Formula
Ca2Fe2+5Be4(PO4)6(OH)4·6H2O 
Crystal System
Monoclinic 
Crystal Habit
Radial, Aggregates 
Cleavage
Parting, None, None 
Luster
Vitreous (Glassy) 
Color
dark olive green 
Streak
green 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Uneven 
Hardness
4.5 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
Mineralpedia
View Greifensteinite
On Dakota Matrix
Previously Sold Greifensteinite
On Dakota Matrix
Other Available Greifensteinite
WebMineral
View Greifensteinite
Mindat
View Greifensteinite

Other Sold

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2025 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map