Quartz with Siderite

specimen number:
5003828

location:
San Valentin open pit, Sancti Espiritu, La Union, Murcia, Spain

description:
Glassy partly gemmy amethystine crystals of quartz measuring to almost 4.0 cm in size across the front of this massive quartz matrix. This is partially coated with lustrous micro crystals of siderite. In good condition, the specimen comes with a previous collection label as shown at the end of the video. Collected in 1990.

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