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Gysinite-(Nd) & Pyromorphite

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SMM801142

Gysinite-(Nd) & Pyromorphite

Classic Locality
Rare Mineral

Description Tabs

Description
Locality: 
Sa Duchessa Mine, Oridda, Domusnovas, Carbonia-Iglesias Province, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 0.6 × 0.9 cm
Description

A wonderful specimen, with many, well visible groups of pale pink crystals and twins of this very rare lead carbonate and neodymium mineral, scattered over several points of the specimen accompanied by prismatic yellowish-green pyromorphite crystals all placed on a bed of fainly-blue chrysocholla. Gysinite-(Nd) is exclusive to three locations in the world and specimens on the market are rare. Collected personally in 2001. Extremely rare specimen rich in many crystals.

Boxed with Label
Mineral Data
What's on the rock

Gysinite-(Nd)

Formula: 
Pb(Nd,La)(CO3)2(OH)·H2O
Strunz: 
5.DC.05
Hardness: 
4.0 - 4.5
Type Locality: 
Kasompi Mine (Menda Mine; Kasompi Hill), Swambo, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

Pyromorphite

Formula: 
Pb5(PO4)3Cl
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Zschopau, Erzgebirge, Saxony, Germany

Seller Information

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