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RM1247   Baryte with pyrolusite and goethite

La Gaviota mine, Cala de la Cola de Caballo, Portmán, La Unión, Murcia, Spain

Specimens of this mine are unusual in the market. This sample, from an former collection, is one of those pieces that make us appreciate the minerals of the La Gaviota mine. On a matrix of goethite, partially covered with tiny crystals of pyrolusite, are disposed very aerial a rich group of tabular barite crystals. Between translucent to transparent. An opportunity to represent perfectly this mine in our collection.


Size: 12.5 x 8.6 x 5.2 cm.
Main crystal: 25 x 20 mm.
Found in 1990's.

 

RM818   Smithsonite

San José quarry, Sierra de Cartagena-La Unión, Portmán, La Unión, Murcia, Spain

Mamellonar aggregates of smithsonite crystals with a very nice orange to brown color covering cavities in the rocky matrix. From a recent find (2014, april) in one of the biggest "cortas" (quarry) of Portmán mining area.


Size: 7,3 x 6,5 x 5,0 cm.
Found in 04-2014.

 

RM815   Smithsonite

San José quarry, Sierra de Cartagena-La Unión, Portmán, La Unión, Murcia, Spain

Mamellonar aggregates of smithsonite crystals with a very nice orange to brown color covering cavities in the rocky matrix. From a recent find (2014, april) in one of the biggest "cortas" (quarry) of Portmán mining area.


Size: 5,0 x 4,1 x 3,8 cm.
Found in 04-2014.

 
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