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

Dolomite from
Friedensville Mine, Friedensville, Upper Saucon Township, Lehigh County, Pennsylvania, USA


Locality type:Mine
Classification
Species:Dolomite
Formula:CaMg(CO3)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Sphalerite2
Pyrite2
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view Friedensville Mine, Friedensville, Upper Saucon Township, Lehigh County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:132788
Long-form Identifier:1:3:132788:5
GUID (UUID V4):0
Nearest other occurrences of Dolomite
0.0km (0.0 miles) ⓘUeberroth Mine, Friedensville, Upper Saucon Township, Lehigh County, Pennsylvania, USA
25.0km (15.5 miles) ⓘSherrer Quarry, C.K. Williams Quarry complex, Chestnut Hill, Easton, Northampton County, Pennsylvania, USA
25.3km (15.7 miles) ⓘChestnut Hill, Easton, Northampton County, Pennsylvania, USA
26.4km (16.4 miles) ⓘRoyal Green Marble Quarry (Warnes Quarry; Rock Products Company Quarry), Lopatcong Township, Warren County, New Jersey, USA
30.6km (19.0 miles) ⓘDoan's Lead Mine (New Britain Mine), New Galena, New Britain Township, Bucks County, Pennsylvania, USA
31.6km (19.7 miles) ⓘSteatite Quarry, Harmony Township, Warren County, New Jersey, USA
41.8km (26.0 miles) ⓘSpillway ravine, Spruce Run Reservoir, Clinton, Hunterdon County, New Jersey, USA
42.2km (26.2 miles) ⓘM.C. Mulligan & Son Quarry (Mulligan's Lime Quarries), Clinton, Hunterdon County, New Jersey, USA
43.2km (26.8 miles) ⓘBossardsville Quarry (Herbert Imbt Quarry), Bossardsville, Monroe County, Pennsylvania, USA
44.5km (27.6 miles) ⓘRaub Mine (Raub farm), White Township, Warren County, New Jersey, USA
References
Lapham, Davis M., Geyer, Alan R. (1965) Mineral Collecting in Pennsylvania. Bulletin G33 (2nd ed.). Pennsylvania 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 3, 2026 01:08:53
Go to top of page