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Jeanbandyite Siderite & Quartz

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UVM636259

Jeanbandyite Siderite & Quartz

Ex. Ralph Merrill
Classic Locality

Description Tabs

Description
Locality: 
Mount Pleasant Mine, Saint George Parish, Charlotte County, New Brunswick, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.1 × 1.8 × 1.2 cm
Description

Minute crystals of jeanbandyite sprinkled all over a matrix of quartz and siderite.   Excellent for the species and the locality.   From the personal collection of Ralph Merril, proprietor of Minerals Unlimited for 60 years.   

Mineral Data
What's on the rock

Jeanbandyite

Formula: 
(Fe2+,Mn2+)[Sn4+(OH)6]
Strunz: 
4.FC.15
Crystal System: 
Tetragonal
Hardness: 
3.5
Type Locality: 
Siglo Veinte Mine (Siglo XX Mine; Llallagua Mine; Catavi), Llallagua, Rafael Bustillo Province (Bustillos Province), Potosí Department, Bolivia

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

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