A former placer Au occurrence/mine located in sec. 9, T22N, R10E, MDM, about 0.9 km (0.6 mile) SE of Pilot Peak, along the West Branch Hopkins Creek and about 6.6 km NE of Gibsonville (Sierra County). MRDS database stated accuracy for this location is 500 meters.

NOTE: The USGS MRDS database file presents geographic coordinates of -120.86184, 39.90298 for this locality. These coordinates are in apparent error and place this locality distant from the stated location in sec. 9, T22N, R10E, MDM. The coordinates presented in this file are derived from the Montana State University TRS database for the center of sec. 9. The error appears to be in the latitude value.

Local rocks include Paleozoic marine rocks, undivided, unit 4 (Western Sierra Nevada).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

ⓘ Gold

1 valid mineral.

Detailed Mineral List:

ⓘ Gold

Formula: Au

Description: Placer material.

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Gold	1.AA.05	Au

List of minerals for each chemical element

Au	Gold
Au	ⓘ Gold	Au

Other Databases

Link to USGS MRDS:	10189127

Other Regions, Features and Areas containing this locality

North AmericaContinent

North America PlateTectonic Plate

Calaveras-Baker DomainDomain
Sierra Nevada BatholithVolcanic Arc

USA

Sierra NevadaMountain Range

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References

(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060630634

U.S. Forest Service, San Francisco, California, files data

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

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