Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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

Muscovite from
Southern Pacific Silica Quarry (Southern Pacific deposit; Nuevo Mine; Southern Pacific Quarry; S.P. Silica Quarry; S.P. Mine; Nuevo Quarry), Nuevo, Lakeview Mountains, Riverside County, California, USA


Locality type:Quarry
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Monazite-(Ce)2
Albite2
- var Cleavelandite1
Quartz1
Almandine1
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Southern Pacific Silica Quarry (Southern Pacific deposit; Nuevo Mine; Southern Pacific Quarry; S.P. Silica Quarry; S.P. Mine; Nuevo Quarry), Nuevo, Lakeview Mountains, Riverside County, California, USA
Data Identifiers
Mindat Occurrence Record ID:1900145
Long-form Identifier:1:3:1900145:4
GUID (UUID V4):0
Nearest other occurrences of Muscovite
20.1km (12.5 miles) ⓘLake View prospect (Lakeview prospect), Lake Elsinore, Pinacate Mining District, Riverside County, California, USA
22.1km (13.7 miles) ⓘHazen Corundum prospect (Unnamed Corundum prospect), Soboba Hot Springs (Ritchey Hot Springs; White Sulphur Spring), San Jacinto Mountains, Riverside County, California, USA
22.2km (13.8 miles) ⓘUnnamed Corundum occurrences [2], Soboba Hot Springs (Ritchey Hot Springs; White Sulphur Spring), San Jacinto Mountains, Riverside County, California, USA
29.0km (18.0 miles) ⓘAnita Mine (Magee Mine; Magee & Dougherty Mine; Sage Mine), Red Mountain, Cahuilla Mining District, Riverside County, California, USA
32.1km (19.9 miles) ⓘCajalco Mine (Cajalco Tin Mine; Cajalco Dumortierite occurrence), El Cerrito, Riverside County, California, USA
33.4km (20.7 miles) ⓘTemescal Tin Mine (Cajalco Tin Mine; Temescal Mine; Temescal Tin District), El Cerrito, Riverside County, California, USA
34.5km (21.4 miles) ⓘSly Rick prospect (Green Centipede claim), Little Cahuilla Mountain, Cahuilla Mining District, Riverside County, California, USA
34.7km (21.6 miles) ⓘAudrey Lynn Mine (Audrey Lynne Mine; Jumping Joe claims), Little Cahuilla Mountain, Cahuilla Mining District, Riverside County, California, USA
34.9km (21.7 miles) ⓘCrown Jewel Mine, Bautista Canyon, Cahuilla Mining District, Riverside County, California, USA
35.5km (22.1 miles) ⓘCommercial Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
References
Russ Rizzo CollectionIdentified by Russ Rizzo: Visual Identification, Dealer/Collection Label
 
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 3, 2026 11:43:30
Go to top of page