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

Talc from
Reed Mine, Jarretsville-Dublin Mining District, Harford County, Maryland, USA


Locality type:Mine
Classification
Species:Talc
Formula:Mg3Si4O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Talc data
Locality Data:Click here to view Reed Mine, Jarretsville-Dublin Mining District, Harford County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:860727
Long-form Identifier:1:3:860727:0
GUID (UUID V4):0
Nearest other occurrences of Talc
4.4km (2.8 miles) ⓘRocks Quarry (Air's Quarry), Jarretsville-Dublin Mining District, Harford County, Maryland, USA
11.7km (7.3 miles) ⓘDinning Rutile prospect, Clermont Mills, Harford County, Maryland, USA
15.0km (9.3 miles) ⓘBlue Mount Quarry, Blue Mount, Baltimore County, Maryland, USA
15.6km (9.7 miles) ⓘMaryland Green Marble Corporation Quarry (Cardiff Serpentine Quarry), Cardiff, Harford County, Maryland, USA
16.9km (10.5 miles) ⓘHarford Talc and Quartz Company Quarry (Maryland Ceramic & Steatite Company Inc), Dublin, Jarretsville-Dublin Mining District, Harford County, Maryland, USA
21.1km (13.1 miles) ⓘBroad Creek Mine, Whiteford, Jarretsville-Dublin Mining District, Harford County, Maryland, USA
23.2km (14.4 miles) ⓘMartin Marietta Texas Quarry, Cockeysville, Baltimore County, Maryland, USA
23.6km (14.7 miles) ⓘBald Friar Quarry (Deland Mining and Milling Company), Cecil County, Maryland, USA
24.2km (15.0 miles) ⓘPilot, Cecil County, Maryland, USA
25.3km (15.7 miles) ⓘWiant's Quarry (Weiant Quarry), Pilot, Cecil County, Maryland, USA
References
Ostrander, Charles W., Price, Jr, Walter E. (1940) Minerals of Maryland. The Natural History Society of Maryland, Baltimore, Maryland, USA. 14pp.
 
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 02:36:50
Go to top of page