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Swinefordite

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AMM1051749

Swinefordite

Rare Mineral

Description Tabs

Description
Locality: 
Foote Mine, Cleveland County, North Carolina, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.2 × 1.2 cm
Description

Fine specimen with dark olive-brown greasy like swinefordite high in contrast on bright matrix. Comes with an old label as shown.

Specimen from type locality. Swinefordite is only known from six localities worldwide. Rare mineral.

Mineral Data
What's on the rock

Swinefordite

Formula: 
Li(Al,Li,Mg)4((Si,Al)4O10)2(OH,F)4·nH2O
Strunz: 
9.EC.45
Hardness: 
1.0
Streak: 
White
Type Locality: 
Foote Lithium Co. Mine (Foote Mine), Kings Mountain District, Cleveland Co., North Carolina, USA

Seller Information

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Seller's terms and conditions

Accepted payment methods: PayPal, bank transfer.

Money back guarantee is valid until 14 days after receiving the payment. The refund will be initiated immediately upon receiving the minerals back. Due to the return time, there may be a delay in the refund.