Silver (stabalized)

specimen number:
2062651

location:
Bulldog Mountain Mine, Creede, Mineral Co., Colorado, USA

description:
Rich wires of native silver on a quartz matrix. Fine old time specimen from the 1970s. This has been stabilized with a small amount of glue to protect the specimen. In very good condition. This comes with a previous label from the collection of Ray DeMark.

The Bulldog Mountain Mine, located within the historic Creede mining district in Mineral County, Colorado, is part of one of the region's major epithermal vein systems. While initial prospecting in the area began around the turn of the 20th century, the rich silver and base-metal ores along the hidden Bulldog Mountain fault system were discovered in 1965 following geological mapping by the U.S. Geological Survey. Developed extensively by the Homestake Mining Company, the mine operated from 1969 until 1985, becoming the district's final major producing mine. Geologically, the deposit formed within fractured volcanic rocks tied to mid-Tertiary caldera collapse and magmatic activity. Hot, metal-rich hydrothermal solutions coursed through the fault zones, precipitating complex multi-stage veins containing quartz, barite, fluorite, native silver, and base-metal sulfides such as galena and sphalerite.

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