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

Pyrite from
Dyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA


09896770017369347207204.jpg
Pyrite, etc.

Dyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA
09896770017369347207204.jpg
Pyrite, etc.

Dyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA
06290120017369347215567.jpg
Pyrite, etc.

Dyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA
Locality type:Quarry
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Stilbite Subgroup1
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Dyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:148262
Long-form Identifier:1:3:148262:1
GUID (UUID V4):0
Nearest other occurrences of Pyrite
7.0km (4.3 miles) ⓘFritz Island Mines, Cumru Township, Berks County, Pennsylvania, USA
9.8km (6.1 miles) ⓘAntietam Reservoir, Lower Alsace Township, Berks County, Pennsylvania, USA
10.6km (6.6 miles) ⓘOley Valley Quarry (Oley Stone Quarry; Eastern Industries Quarry), Oley Township, Berks County, Pennsylvania, USA
10.7km (6.7 miles) ⓘJones mine, Caernarvon Township, Berks County, Pennsylvania, USA
10.9km (6.8 miles) ⓘGrace Mine, Morgantown, Berks County, Pennsylvania, USA
12.0km (7.4 miles) ⓘHopewell mine, Hopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
12.0km (7.4 miles) ⓘHopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
13.6km (8.4 miles) ⓘSilver Hill Quarry, Bowmansville, Brecknock Township, Lancaster County, Pennsylvania, USA
13.7km (8.5 miles) ⓘWarwick Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
15.3km (9.5 miles) ⓘKeim's Mine, French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
References
Rocks & Min.: 23:914-915.
 
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 13:32:50
Go to top of page