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Microlite & Stokesite

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SER104730

Microlite & Stokesite

Description Tabs

Description
Locality: 
Urucum Mine, Galileia, Minas Gerais, Brazil
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 3.6 × 4.1 cm
Largest Crystal: 
0.02cm
Description

a lot of bipyramidal, yellow microlite (var. stannomicrolite) on albite and muscovite, with minor stokesite

Mineral Data
What's on the rock

Stokesite

Formula: 
CaSn[Si3O9]·2H2O
Strunz: 
9.DM.05
Hardness: 
6.0
Streak: 
White
Type Locality: 
Stamps and Jowl Zawn (Roscommon Cliff), Cliff outcrops, Botallack, St Just, St Just District, Cornwall, England, UK