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Whitlockite & Kryzhanovskite

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SYM906558

Whitlockite & Kryzhanovskite

Rare Mineral

Description Tabs

Description
Locality: 
Sandamap Pegmatite, Sandamap North Farm 115, Dâures, Erongo Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 1.2 × 1 cm
Description

Clear crystals of whitlockite with deep red kryzhanovskite crystals on the matrix. 

Mineral Data
What's on the rock

Whitlockite

Formula: 
Ca9Mg(PO4)6(HPO4)
Group Parent: 
Whitlockite Group
Strunz: 
8.AC.45
Crystal System: 
Trigonal
Hardness: 
5.0 -
Colour: 
Colourless, grey-white, light pink, light yellow; colourless in transmitted light
Type Locality: 
Palermo No. 1 Mine Grafton County, New Hampshire, USA

Kryzhanovskite

Formula: 
(Fe3+,Mn2+)3(PO4)2(OH,H2O)3
Strunz: 
8.CC.05
Hardness: 
3.5 - 4.0
Type Locality: 
Ak-Kezen' pegmatite, Belogorskii Town, Kalba Range, Eastern Kazakhstan Province (Shyghys Qazaqstan Oblysy; Vostochno-Kazakhstanskaya Oblast'), Kazakhstan...