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Scheelite Arsenopyrite Siderite & Calcite On Quartz

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CLB600643

Scheelite Arsenopyrite Siderite & Calcite On Quartz

ex collection Horst Bauer
Classic Locality

Description Tabs

Description
Locality: 
Panasqueira Mines, Covilhã, Castelo Branco District, Portugal
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.8 × 5.5 × 4.8 cm
Description

Lots of brown scheelite crystals + metallic gray arsenopyrite and some pale beige siderite on quartz crystals, calcite crystals on the back. Please note the big broken & healed quartz crystal. More healed c rystals, only one small quartz crystals broken off. Otherwise fine. No scheelite pictures from Panasqueira on Mindat yet - an indication it's rare at the locality.

Mineral Data
What's on the rock

Scheelite

Formula: 
Ca(WO4)
Strunz: 
7.GA.05
Crystal System: 
Tetragonal
Hardness: 
4.5 - 5.0
Streak: 
White
Type Locality: 
Bispbergs Klack, Säter, Dalarna, Sweden

Arsenopyrite

Formula: 
FeAsS
Strunz: 
2.EB.20
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0

Siderite

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Quartz

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

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