Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Biotite gneiss from
Red Mountain Prospect (Mowe; Hollister and Drake Operation Claims: Mary Jean; Lucky Strike; Shamrock Claims), Copper Gulch Area, Fremont County, Colorado, USA


Locality type:Prospect
Classification
Type:Biotite gneiss
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite gneiss data
Locality Data:Click here to view Red Mountain Prospect (Mowe; Hollister and Drake Operation Claims: Mary Jean; Lucky Strike; Shamrock Claims), Copper Gulch Area, Fremont County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1045376
Long-form Identifier:1:3:1045376:0
GUID (UUID V4):0
Nearest other occurrences of Biotite gneiss
6.6km (4.1 miles) Liberty Bond Claim, Southern Grape Creek Mining District, Fremont County, Colorado, USA
6.8km (4.2 miles) Titusville and Westfall Gulch Prospects (Grape Claims No. 2 1-19 1977; Unpatented Claims: Arbor Claims No. 1-9), Westfall Gulch, Fremont County, Colorado, USA
7.1km (4.4 miles) Sunset Mine, Pine Gulch Area, Fremont County, Colorado, USA
9.9km (6.2 miles) Bear Claims Nos. 1 and 2 1977 (Old Cunac Property; Wagner-Grape Creek Lode), East Pierce Gulch Area, Fremont County, Colorado, USA
10.2km (6.3 miles) War Dance Mine (War Dance Claims), Copper Gulch Area, Deweese Plateau, Fremont County, Colorado, USA
10.3km (6.4 miles) Hellgate Claims Nos. 1-12 (Hellgate Gulch Open Pit), Southern Grape Creek Mining District, Fremont County, Colorado, USA
10.3km (6.4 miles) Little Giant Claims, Copper Gulch Area, Deweese Plateau, Fremont County, Colorado, USA
10.6km (6.6 miles) Jack of Diamonds Prospect, McIntyre Hills Area, Fremont County, Colorado, USA
10.8km (6.7 miles) Green Mountain Mine (Copper Boy Mine), Grape Creek Mining District (Greenhorn Mining District), Fremont County, Colorado, USA
11.2km (7.0 miles) Horsepasture Pegmatites Occurrence, Lookout Mountain Area, Fremont County, Colorado, USA
References
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 7, 2026 11:36:57
Go to top of page