Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Brookite Var Arkansite & Quartz

Views:
Watches:
MNT211067

Brookite Var Arkansite & Quartz

ex Dr. August Krantz (GER)
Classic Locality

Description Tabs

Description
Locality: 
Magnet Cove, Hot Spring County, Arkansas, United States of America
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 7 × 4.5 cm
Description

Arkansite is a habitual variety of brookite. This specimen from August Krantz exhibits several blackish crystals and crystal fragments on a matrix of quartz. US classic from the early second half of the 19th century.

Mineral Data
What's on the rock

Brookite

Formula: 
TiO2
Strunz: 
4.DD.10
Crystal System: 
Orthorhombic
Hardness: 
5.5 - 6.0
Type Locality: 
Twll Maen Grisial, Fron Olau, Prenteg, Gwynedd (Caernarvonshire), Wales, UK

Arkansite

Variety Of: 

Brookite

Formula: 
TiO2
Strunz: 
4.DD.10
Hardness: 
5.5 - 6.0
Hardness: 
0.0

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger