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Andalusite

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DHG197869

Andalusite

Ex. Lawrence H. Conklin (printed label), ex. Columbia University (handwritten label)
With Antique Label

Description Tabs

Description
Locality: 
Lüsens Valley, Tyrol, Austria
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.7 × 3.2 × 3 cm
Largest Crystal: 
6.70cm
Description

from label "A superb group of well-terminated crystals in parallel position", with a thin muscovite coating. Has a smaller crystal near the base. Photo 1 is side view, 2 shows termination.

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

I combine specimens to save your shipping costs. Expect payment within a week.