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Andalusite & Tourmaline

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CSW758908

Andalusite & Tourmaline

Description Tabs

Description
Locality: 
Seskinamadra, Borris, County Carlow, Irish Republic (Eire)
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 2.1 × 1.4 cm
Description

A very unusual Irish example of a large andalusite crystals with clusters of small dark tourmaline crystals. 647

Mineral Data
What's on the rock

Andalusite

Formula: 
Al2(SiO4)O
Strunz: 
9.AF.10
Crystal System: 
Orthorhombic
Hardness: 
6.5 - 7.5
Streak: 
White
Type Locality: 
El Cardoso de la Sierra, Guadalajara, Castile-La Mancha, Spain

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7

Seller Information

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Seller's terms and conditions

Thank you for viewing my auctions. It goes without saying that maintaining high standards in both specimen quality and customer service are extremely important to me. If for any reason you are not happy with any aspect of your transaction then please let me know as soon as possible, ideally within 1 week of receiving your specimen. I will happily do all in my power to resolve the situation to your satisfaction. If your specimen is damaged upon delivery simply send me some photos to verify this and I'll provide you with a full refund or a replacement specimen, whichever you prefer.