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Crocoite With Coronadite

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CLB49933

Crocoite With Coronadite

Description Tabs

Description
Locality: 
Callenberg North Open Cut #2, Callenberg, Glauchau, Zwickau, Saxony, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.5 × 4.7 × 4 cm
Description

Very interesting specimen. Well-terminated crocoite crystals (not so common with this mineral).

 esides crocoite there are some other minerals present (not shown in pictures): black roundish crystals of coronadite (not analyzed), possibly some blueish-black asbolane.

Mineral Data
What's on the rock

Crocoite

Formula: 
Pb(CrO4)
Strunz: 
7.FA.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Tsvetnoi Mine, Uspenskaya Mt, Berezovskoe Au Deposit (Berezovsk Mines), Berezovskii (Berezovskii Zavod), Ekaterinburg (Sverdlovsk), Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...

Coronadite

Formula: 
Pb(Mn4+6Mn3+2)O16
Strunz: 
4.DK.05a
Hardness: 
4.5 - 5.0
Type Locality: 
Horse-Shoe shaft (Horseshoe Mine), Coronado Mine (Coronado Mining Co. property; Arizona Copper Co. group [in part]), Coronado vein, Copper Plate Gulch, Copper Mountain District (Clifton-Morenci District), Shannon Mts, Greenlee Co., Arizona, USA

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