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Woodruffite

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SHS71299

Woodruffite

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Description
Locality: 
Santa Eulalia, Aquiles Serdán Municipality, Chihuahua, Mexico
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 2.1 × 1.2 cm
Description

Woodruffite on matrix

Mineral Data
What's on the rock

Woodruffite

Formula: 
Zn(Mn4+,Mn3+)5O10·3½H2O
Strunz: 
4.FL.25
Hardness: 
4.5
Streak: 
Brown
Type Locality: 
Passaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA
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