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Melanophlogite & Sulphur

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MNT601343

Melanophlogite & Sulphur

ex Dr. F. Krantz - no old label
Classic Locality

Description Tabs

Description
Locality: 
Agrigento, Agrigento Province, Sicily, Italy
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 2.4 × 1.7 cm
Description

Classic example from Sicily: crystallized sulfur hosts some small crystals and aggregates of brownish melanophlogite, a quite rare silica clathrate.

Mineral Data
What's on the rock

Melanophlogite

Formula: 
46SiO2·6(N2,CO2)·2(CH4,N2)
Strunz: 
4.DA.25
Crystal System: 
Tetragonal
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Giona Mine, Milena, Caltanissetta Province, Sicily, Italy

Sulphur

Formula: 
S8
Strunz: 
1.CC.05
Crystal System: 
Orthorhombic
Hardness: 
1.5 - 2.5

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger