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

Rhyolite from
Porphyry Peak Alunite Deposit, Bonanza Mining District (Kerber Creek Mining District; Blake Mining District), Saguache County, Colorado, USA


Locality type:Deposit
Classification
Type:Rhyolite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Rhyolite data
Locality Data:Click here to view Porphyry Peak Alunite Deposit, Bonanza Mining District (Kerber Creek Mining District; Blake Mining District), Saguache County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1047571
Long-form Identifier:1:3:1047571:7
GUID (UUID V4):0
Nearest other occurrences of Rhyolite
6.8km (4.2 miles) ⓘChicago Mine, Bonanza Mining District (Kerber Creek Mining District; Blake Mining District), Saguache County, Colorado, USA
10.4km (6.5 miles) ⓘUnnamed Alunite Occurrence (MRDS - 10090904), Bonanza Mining District (Kerber Creek Mining District; Blake Mining District), Saguache County, Colorado, USA
10.4km (6.5 miles) ⓘEnterprise Group (Golden Blow Out; Claims: Silver Key; Enterprise), Bonanza Mining District (Kerber Creek Mining District; Blake Mining District), Saguache County, Colorado, USA
32.5km (20.2 miles) ⓘAlderman deposit, Browns Canyon Mining District, Chaffee County, Colorado, USA
32.9km (20.4 miles) ⓘArkansas Claim (American Fluorspar Mine; Bapp Mine), Browns Canyon Mining District, Chaffee County, Colorado, USA
32.9km (20.4 miles) ⓘBrowns Canyon (Dostal Mine), Browns Canyon Mining District, Chaffee County, Colorado, USA
33.3km (20.7 miles) ⓘColorado - American Mine (West Vein; Trefone Adit; East Vein; American Shaft; Mill Adit; Branch or Collins Vein), Browns Canyon Mining District, Chaffee County, Colorado, USA
33.8km (21.0 miles) ⓘSnowflake Deposit, Browns Canyon Mining District, Chaffee County, Colorado, USA
34.3km (21.3 miles) ⓘChimney Hill Mine (Morgan Ranch Deposits; Manganese Hill), Browns Canyon Mining District, Chaffee County, Colorado, USA
34.3km (21.3 miles) ⓘU. S. Fluorspar Company, Chaffee County, Colorado, 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 7, 2026 05:47:32
Go to top of page