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Silver Rule Mine (Chambers Mine), Kingston Peak, Kingston Range District, Kingston Range, San Bernardino Co., California, USA

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Latitude & Longitude (WGS84): 35° 46' 12'' North , 115° 56' 20'' West
Latitude & Longitude (decimal): 35.76999, -115.93891

A former Pb-Zn-Au-Ag occurrence/mine located in sec. 6, T19N, R10E, SBM, about 5 km NNW of Kingston Peak, S of Beck Spring. MRDS database accuracy for this location is not stated.

Mineralization is hosted in dolomite. The ore body is generally lenticular in form, strikes W and dips 65-75N at a thickness of 4.57 meters and a length of 51.82 meters. Controls for ore emplacement included a fracture. Irregular lens occur along the fracture. They vary from 3 to 15 feet thick. Local rocks include Cenozoic (Tertiary) granitic rocks, unit 1 (Death Valley).

Workings include underground openings comprised of 4 adits. Adit No. 1 contains 260 feet of drifts and crosscuts; No. 2 contains about 400 feet of drifts and crosscuts; No. 3 adit is 60 feet lower and trends SW in barren dolomite. Wright reports 2 additional tunnels, lower on the hill slope, said to be 1,150 feet and 600 feet long, driven in barren rock.

Production data are found in: Goodwin, J.G. (1957): 670.

Comments on the production information: 1950: Recovery: 6% Zn, 8.50% Pb, 2.3 ounces Ag/ton, plus some Au.

Analytical data results: Earlier period result: 20 to 40% Pb, 7 to 10% Zn & 10 to 20 ounces Ag/ton.

Mineral List

6 valid minerals.

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Tucker, W. Burling & Reid J. Sampson (1943b), Mineral resources of San Bernardino County: California Journal of Mines and Geology, California Division Mines (Report 39): 39(4): 489.

Wright, L.A., et al (1953), Mines and mineral resources of San Bernardino County, California: California Journal of Mines and Geology (Report 49): 49(1-2): 113.

Hewett, Donnel Foster (1956) Geology and mineral resources of the Ivanpah quadrangle, California and Nevada, USGS Professional Paper 275, 172 pp.: 118-119, 143-144.

Goodwin, Joseph Grant (1957) Lead and zinc in California. California Journal of Mines and Geology, Division of Mines: 53(3&4): 669-670.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 229, 233-234, 301, 325, 441.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10034084.

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