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Woodhouseite With Uvite On Magnesite

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SHS29029

Woodhouseite With Uvite On Magnesite

Description Tabs

Description
Locality: 
Serra das Éguas, Brumado, Bahia, Brazil
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.7 × 0.8 cm
Description

Yellow brown woodhouseite crystals with some red uvite crystals on magnesite

Mineral Data
What's on the rock

Woodhouseite

Formula: 
CaAl3(PO4)(SO4)(OH)6
Strunz: 
8.BL.05
Hardness: 
4.5
Type Locality: 
Champion Mine (White Mountain Mine; Jeffrey Mine; Diaspore; Vulcanus; Black Eagle; Champion Sillimanite Mine; Champion Andalusite Mine; Vulcanite Mine; Vulcanite & Vulcanus No. 156; Black Eagle & Vulcanus Nos. 8 and 9 No. 157), White Mountain Peak, White Mts, Mono Co., California, USA

Uvite

Formula: 
Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Group Parent: 
Tourmaline
Crystal System: 
Trigonal
Hardness: 
7.5
Colour: 
Black, greenish-black
Streak: 
Light-brown, light-green, or white

Magnesite

Formula: 
MgCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White
Type Locality: 
Magnisía Prefecture (Magnesia), Thessalia Department (Thessaly), Greece