Help|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Crystal Peak Mine (Crystal Mine; Quartz Knob occurrence; Unnamed Quartz mine [1]), Quartz Knob, Dog Valley District, Sierra Co., California, USA

This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84): 39° 35' 45'' North , 120° 4' 36'' West
Latitude & Longitude (decimal): 39.59581, -120.07672

A former silica occurrence/mine and Cu-W occurrence located S of center sec. 10, T20N, R17E, MDM, 0.1 km (0.1 mile) N of Quartz Knob (summit) and 4.3 km (2.7 miles) NNE of Crystal Peak (coordinates of record), ½ mile N of Crystal Peak guard station, on National Forest land. MRDS database stated accuracy for this location is 1,000 meters. Operated during WWII for electronics grade quartz crystals.

Local rocks include Tertiary volcanic flow rocks, unit 17 (Cascade Range).

Workings include surface and underground openings.

Mineral List

2 valid minerals.

The above list contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Symons, Henry Heilbronner (1940), Quartz gem stones of California: Rocks & Minerals: 15: 39-44.

U.S. Bureau of Mines Minerals Yearbook for 1957 (1958): volume 3.

U.S. Bureau of Mines Minerals Yearbook for 1958 (1959): volume 3.

U.S. Bureau of Mines Minerals Yearbook for 1959 (1960): volume 3.

U.S. Bureau of Mines Minerals Yearbook for 1960 (1961): volume 3.

U.S. Bureau of Mines Minerals Yearbook for 1961 (1962): volume 3.

U.S. Bureau of Mines Minerals Yearbook for 1962 (1963): volume 3.

U.S. Bureau of Mines Minerals Yearbook for 1963 (1964): volume 3.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 316.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 338, 350.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10111129 & 10286949.

U.S. Bureau of Mines, Minerals Availability System (MAS) file #0060910568.

External Links

Mineral and/or Locality is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © and the Hudson Institute of Mineralogy 1993-2017, except where stated. relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: July 22, 2017 09:57:26 Page generated: June 1, 2017 01:42:04
Go to top of page