Quartz

specimen number:
9892117

location:
Bor Pit, Dal'negorsk, Primorskiy Kray, Russia

description:
Colorless gemmy crystals of quartz measuring to 3.0 cm in length coming off matrix. The crystals have serrated edges and are sometimes referred to as interference quartz. In very good condition.

Dalnegorsk, located in the Primorsky Krai of the Russian Far East, is a world-famous mining district with a history of industrial metal extraction dating back to the late 19th century under the entrepreneur Julius Brynner. Geologically, the area is dominated by complex skarn deposits formed through the intrusion of Cretaceous and Paleogene magmatic rocks into Triassic and Jurassic carbonate and sedimentary sequences, creating ideal conditions for large-scale hydrothermal mineralization. Mineralogically, the district is celebrated globally for its stunning, large-scale specimen production, most notably pristine crystals of calcite, quartz, sphalerite, galena, and a wide variety of borate and skarn minerals that remain staples of major museum collections worldwide.

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