Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
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

Talc from
Star of India Mine (Curtis Mine), Angels Camp, Angels Camp Mining District, Calaveras County, California, USA


Locality type:Mine
Classification
Species:Talc
Formula:Mg3Si4O10(OH)2
Comments:Occurs as an alteration component of schist altered from diabase.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Talc data
Locality Data:Click here to view Star of India Mine (Curtis Mine), Angels Camp, Angels Camp Mining District, Calaveras County, California, USA
Data Identifiers
Mindat Occurrence Record ID:901972
Long-form Identifier:1:3:901972:0
GUID (UUID V4):0
Nearest other occurrences of Talc
2.5km (1.5 miles) ⓘCosgrove Mine, Angels Camp, Angels Camp Mining District, Calaveras County, California, USA
2.6km (1.6 miles) ⓘAngels Mine (Big Mine; Southwell Mine; Fox; Valentine claims: Angels; Beda Blood; Billings; Crystal; Potter; Doctor Hill; Hennessy; McCormick; Minne; Oneida), Angels Camp, Angels Camp Mining District, Calaveras County, California, USA
2.6km (1.6 miles) ⓘSultana Mine (Sultan Mine; Cushing Mine; Bovee Mine; Marshall Mine; Winters Mine), Angels Camp, Angels Camp Mining District, Calaveras County, California, USA
2.6km (1.6 miles) ⓘSafe Deposit Mine [2], Altaville, Angels Camp Mining District, Calaveras County, California, USA
2.7km (1.7 miles) ⓘUtica Mine, Angels Camp, Angels Camp Mining District, Calaveras County, California, USA
5.2km (3.2 miles) ⓘBirney Mine (Birney and Golden Slip), Vallecito, Vallecito Mining District, Calaveras County, California, USA
5.2km (3.2 miles) ⓘRed Hill Quarry, Sugarloaf Hill, Vallecito Mining District, Calaveras County, California, USA
5.7km (3.5 miles) ⓘPeirano Mine (Santa Ana), Carson Hill, Carson Hill Mining District (Melones Mining District), Calaveras County, California, USA
6.0km (3.7 miles) ⓘPeirano Ranch Commercial Mineral and Mining Co. Mine, Sugarloaf Hill, Vallecito Mining District, Calaveras County, California, USA
6.1km (3.8 miles) ⓘUnknown talc prospect [3], Moaning Cavern, Vallecito, Vallecito Mining District, Calaveras County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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 4, 2026 13:25:10
Go to top of page