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Apatite & Martite

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FRR511453

Apatite & Martite

Description Tabs

Description
Locality: 
Cerro de Mercado Mine, Victoria de Durango, Durango, Mexico
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5.5 × 3 cm
Description

Fine cluster of martite in clean black octahedra to 1.5cm, associated with transparent yellow prismatic crystal of apatite to 3 cm, perfectly terminated.

At a close inspection, a funny "stalagmite" of goethite can also be seen as a nice ad.

Mineral Data
What's on the rock

Apatite

Synonym Of: 

Chlorapatite

Formula: 
Ca5(PO4)3Cl
Strunz: 
8.BN.05
Hardness: 
5.0

Fluorapatite

Formula: 
Ca2Ca3(PO4)3F
Strunz: 
8.BN.05
Hardness: 
5.0

Hydroxylapatite

Formula: 
Ca5(PO4)3(OH)
Strunz: 
8.BN.05
Hardness: 
5.0
Crystal System: 
Hexagonal
Hardness: 
5

Martite

Variety Of: 

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Hardness: 
5.0 - 6.0
Hardness: 
0.0

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

The item can be returned for whichever reason, provided its original conditions, and within 10 days from its delivery to the Buyer. In the case of returning, the Buyer will be entitled to the refund of the item price; shipping costs will remain at the Buyer's charge in any case.