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Humite & Spinel

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ACM941232

Humite & Spinel

Description Tabs

Description
Locality: 
Monte Somma, Vesuvius, Campania, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
0.5 × 1.3 × 1.8 cm
Description

geode of about half cm with various pyramidal crystals of bright black spinel with humite of about 2mm orange cream

Mineral Data
What's on the rock

Humite

Formula: 
(Mg,Fe2+)7(SiO4)3(F,OH)2
Strunz: 
9.AF.50
Crystal System: 
Orthorhombic
Hardness: 
6.0
Type Locality: 
Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy

Spinel

Formula: 
MgAl2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
7.5 - 8.0

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions
Response time: the seller will reply to questions and purchase requests within 24 hours via the e-Rocks contact and invoice system. Contact me directly on [email protected] payments: if the mineral is shown different from the one presented, I assure the full refund of the purchase. the entire transaction must be the currency requested in the invoice I Paypal payments are welcomed. Do it to: [email protected]