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Rosickýite & Selenium & Salammoniac

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SHS133832

Rosickýite & Selenium & Salammoniac

ex. Collection G. Gebhard (Germany)

Description Tabs

Description
Locality: 
La Fossa Crater, Vulcano Island, Messina Province, Sicily, Italy
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 4 × 2.8 cm
Description

Nice rosickyite and selenium and salammoniac in matrix

Mineral Data
What's on the rock

Rosickýite

Polymorph of: 
Formula: 
S
Strunz: 
1.CC.05
Crystal System: 
Monoclinic:
Hardness: 
2.0 - 3.0
Type Locality: 
Havírna, Letovice (Lettowitz), South Moravia Region, Moravia (Mähren; Maehren), Czech Republic

Selenium

Formula: 
Se
Strunz: 
1.CC.10
Crystal System: 
Trigonal
Hardness: 
2.0
Streak: 
red

Salammoniac

Formula: 
NH4Cl
Strunz: 
3.AA.25
Crystal System: 
Isometric
Hardness: 
1.0 - 2.0