Mineral Specimen and Product Inventory Search

Availability

Sold

Locality

Lancaster, Worcester Co., Massachusetts, United States

Formula

Al₂OSiO₄

Size

2 x 2 x 2.5 cm - Thumbnail

A section of an Andalusite crystal, sawed and polished on both ends to show the cross-shaped inclusions of black graphite caused during crystal growth. 

This is a first-rate specimen of the Andalusite, variety chiastolite.