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

Penroseite from
El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia


06054000017272037606774.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
01770810017271985276119.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
07335550017271985291072.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
01945200017271985339460.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
06152810017847685216551.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
07851860017368413205399.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
01025000017368413217343.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
07888930017368413216431.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
06054000017272037606774.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
01770810017271985276119.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
07335550017271985291072.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
01945200017271985339460.jpg
Penroseite, etc.

El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
Locality type:Mine
Classification
Species:Penroseite
Formula:(Ni,Co,Cu)Se2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Kruťaite60
Clausthalite59
Klockmannite40
Eldragónite27
Watkinsonite25
Quijarroite18
Umangite14
Hansblockite12
Goethite10
Petrovicite10
Chalcopyrite7
Native Gold7
Grundmannite6
Nickeltyrrellite6
Chalcomenite6
Eskebornite5
Cerromojonite3
Covellite3
Quartz3
Alfredopetrovite2
Clinochalcomenite2
Trogtalite2
Favreauite2
White mica1
Tiemannite1
Ahlfeldite1
Dolomite1
Felsőbányaite1
Lepidocrocite1
Cerussite1
Petříčekite1
Muscovite1
Molybdomenite1
Vaesite1
Graphite1
Hematite1
Marcasite1
Malachite1
Pyrite1
Athabascaite1
Data
Mineral Data:Click here to view Penroseite data
Locality Data:Click here to view El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
Photo GalleryView Gallery (7 photos)
Data Identifiers
Mindat Occurrence Record ID:41522
Long-form Identifier:1:3:41522:0
GUID (UUID V4):0
References
Schnorrer-Köhler, Günther, Grundmann, Günter, Lehrberger, Gerhard (1990) The El Dragón Mine, Potosí, Bolivia. The Mineralogical Record, 21 (2) 133-146pp.133-133
Grundmann, Günter, Förster, Hans-Jürgen (2017) Origin of the El Dragón Selenium Mineralization, Quijarro Province, Potosí, Bolivia. Minerals, 7 (5) 68 doi:10.3390/min7050068
Yang, Hexiong; Gu, Xiangping; Scott, Michael M.; Jenkins, Robert A.; Gibbs, Ronald B.; Mcglasson, James A.; Downs, Robert T. (2023) Petermegawite, Al6(Se4+O3)3[SiO3(OH)](OH)9⋅10H2O, a New Al-Bearing Selenite Mineral, from the El Dragón Mine, Potosí, Bolivia. The Canadian Journal of Mineralogy and Petrology, 61 (5). 987-998 doi:10.3749/2300004
Yang, Hexiong, Gu, Xiangping, McGlasson, James A., Gibbs, Ronald B., Downs, Robert T. (2024) Guangyuanite, Pb3Cl3(Se4+O3)(OH), a new lead-chloride-selenite mineral from the El Dragón mine, Potosí, Bolivia. Mineralogical Magazine, 88. 97-104 doi:10.1180/mgm.2023.93
 
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 09:16:12
Go to top of page