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Sillimanite

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FRR779601

Sillimanite

Description Tabs

Description
Locality: 
Cuzzago-Proman Pegmatite, Premosello Chiovenda, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 4.6 × 2.7 cm
Largest Crystal: 
3.50cm
Description

Sillimannite in good elongated grey to pale blue crystals,well exposed on pegmatite matrix. From the vein #2 (known also as "main vein") at Cuzzago-Proman.

See also the Monazite and Zircon in this auction from the same locality, that complete the paragenesys.

Mineral Data
What's on the rock

Sillimanite

Formula: 
Al2(SiO4)O
Strunz: 
9.AF.05
Crystal System: 
Orthorhombic
Hardness: 
6.5 - 7.5
Streak: 
white
Type Locality: 
Chester, Middlesex Co., Connecticut, USA

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

The item can be returned for whichever reason, provided its original conditions, and within 10 days from its delivery to the Buyer. In the case of returning, the Buyer will be entitled to the refund of the item price; shipping costs will remain at the Buyer's charge in any case.

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