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Dravite In Biotite

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PJM38713

Dravite In Biotite

Description Tabs

Description
Locality: 
Yinnietharra, Upper Gascoyne Shire, Western Australia, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
2.3 × 7.8 × 5.1 cm
Largest Crystal: 
3.30cm
Description

Seven black dravite crystals in biotite from the original diggings at Yinnietherra.
An old time miniature with plenty of character

Mineral Data
What's on the rock

Dravite

Formula: 
Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Strunz: 
9.CK.05
Crystal System: 
Trigonal
Hardness: 
7.0
Type Locality: 
Dobrova, Dravograd (Unterdrauburg), Slovenia

Biotite

Group Parent: 
Mica Group
Earthstones Australia

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.