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Lepidolite On Muscovite

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PDM802306

Lepidolite On Muscovite

Description Tabs

Description
Locality: 
Barra do Salinas, Coronel Murta, Bahia, Brazil
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 4.6 × 0.3 cm
Description

Tabular monoclinic crystal of light cream muscovite overgrown by pink “lepidolite”, now defined as a polylithionite-trilithionite series.

Ex Chris Deroo collection.

Mineral Data
What's on the rock

Lepidolite

Synonym Of: 

Mica Group

Formula: 
KLi2Al(Si4O10)(F,OH)2 to K(Li1.5Al1.5)(AlSi3O10)(F,OH)2
Group Parent: 
Mica
Hardness: 
2.5 - 3.5
Colour: 
Pink, light purple, light rose red
Streak: 
White

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Streak: 
White

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