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
0 item @ $0.00  

Sinkankasite

#49915

Sinkankasite

#49915
Availability
Sold
Size
4 x 3 x 1 cm - Miniature 
Formula
Mn2+Al(PO3OH)2(OH)·6H2O (RRUFF)
Locality
Barker-Ferguson mine, Pennington Co., South Dakota, United States
Tagged
phosphate , pegmatite mineral

Colorless, long bladed micro crystals to 1.5.

Type Locality

Sinkankasite

Formula
Mn2+Al(PO3OH)2(OH)·6H2
Crystal System
Triclinic 
Crystal Habit
Pseudomorphous 
Cleavage
Good, Parting, None 
Luster
Vitreous - Dull 
Color
colorless, white 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Brittle 
Hardness

Data courtesy of Webmineral.

Special Info
Type Locality

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2019 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map