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Waylandite Psm Eulytine

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BCK512212

Waylandite Psm Eulytine

Pseudomorph

Description Tabs

Description
Locality: 
Silberbrunnle Mine, Haigerach, Baden-Württemberg, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 1 × 0.8 cm
Description

You are bidding on a small specimen with groups of tiny tetrahedral eulytine crystals being replaced by waylandite with tiny groups of blue chrysocolla needles after an unknown precusor. A really strange and unusual pseudomorph.

Mineral Data
What's on the rock

Waylandite

Formula: 
BiAl3(PO4)2(OH)6
Strunz: 
8.BL.13
Hardness: 
4.0 - 5.0
Colour: 
White
Type Locality: 
Wampewo Hill, Busiiro Co. (Bushiro Co.), Wakiso District, Uganda

Eulytine

Formula: 
Bi4(SiO4)3
Strunz: 
9.AD.40
Hardness: 
4.5
Streak: 
White
Type Locality: 
Schneeberg District, Erzgebirge, Saxony, Germany

Seller Information

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