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RM1177   Chalcedony (quartz var.)

San Valentín Open pit, Sierra Minera de Cartagena-La Unión, Sancti Spiritu, La Unión, Murcia, Spain

Good size specimen that shows a rich group of stalactitic growth of chalcedony, a variety of quartz. They are disposed randomly on the goethite matrix. Colourless, yellow and orange tones, due to the iron oxides. A very aesthetic specimen from this classic quarry.


Size: 12.8 x 8.7 x 6.2 cm.
Main crystal: 14 x 2 mm.

 
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