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Manganoan Calcite With Fluorite

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RSL636625

Manganoan Calcite With Fluorite

Fluorescent

Description Tabs

Description
Locality: 
Santa Eulalia, Aquiles Serdán Municipality, Chihuahua, Mexico
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.7 × 7.5 × 3.5 cm
Largest Crystal: 
1.00cm
Description

Very esthetic specimen formed by numerous aggregates of crystals of calcite manganoan, very bright, transparent to translucent, forming globular groups very well set on the matrix. They present a slightly pinkish tone due to the presence of Mn. Extremely fluorescent under LW-UV, with a spectacular pink to red color. They are accompanied by small octahedral cubic crystals of colorless and transparent fluorite. In a matrix of bright crystals of pyrite, sphalerite and galena. An exceptional piece.
Col. J.M. Manchion (Barcelona) - No.420
Fluorescent under long wave UV

Acquired: 
1988
Mineral Data
What's on the rock

Manganoan Calcite

Variety Of: 

Calcite

Formula: 
CaCO3
Strunz: 
5.AB.05
Hardness: 
3.0
Formula: 
(Ca,Mn)CO3
Hardness: 
0.0

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic
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