Vote for your favorite mineral in #MinCup26! - Arsenuranylite vs. Talc
It's a pair of soft and lovely minerals as Stichtite and Talc compete for 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

Fine-grained ("volcanic") normal crystalline igneous rock from
Ophir Valley occurrence (New Dominion; Nevada Gulch; Silver Tip Lower Yellow Jacket; Chapman Gulch), Ophir, Ophir Mining District (Iron Springs Mining District), San Miguel County, Colorado, USA


Locality type:Occurrence
Classification
Type:Fine-grained ("volcanic") normal crystalline igneous rock
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fine-grained ("volcanic") normal crystalline igneous rock data
Locality Data:Click here to view Ophir Valley occurrence (New Dominion; Nevada Gulch; Silver Tip Lower Yellow Jacket; Chapman Gulch), Ophir, Ophir Mining District (Iron Springs Mining District), San Miguel County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1047889
Long-form Identifier:1:3:1047889:3
GUID (UUID V4):0
Nearest other occurrences of Fine-grained ("volcanic") normal crystalline igneous rock
2.0km (1.3 miles) ⓘOphir Mine, Ophir, Ophir Mining District (Iron Springs Mining District), San Miguel County, Colorado, USA
8.8km (5.5 miles) ⓘLiberty Bond Creek Occurrence, Animas Mining District, San Juan County, Colorado, USA
11.4km (7.1 miles) ⓘMinnesota Gulch Mine, Cement Creek, Eureka Mining District, San Juan County, Colorado, USA
11.7km (7.3 miles) ⓘPorcupine lode occurrence, Anvil Mountain, Silverton, Animas Mining District, San Juan County, Colorado, USA
14.1km (8.8 miles) ⓘFirst Chance, San Juan County, Colorado, USA
15.1km (9.4 miles) ⓘGladstone Area occurrence, Cement Creek, Eureka Mining District, San Juan County, Colorado, USA
19.2km (11.9 miles) ⓘNorth Star (King Soloman), Little Giant Basin, Animas Mining District, San Juan County, Colorado, USA
20.3km (12.6 miles) ⓘDives, Animas Mining District, San Juan County, Colorado, USA
24.6km (15.3 miles) ⓘUpper Uncompahgre Mines, Eureka Mining District, San Juan County, Colorado, USA
37.9km (23.5 miles) ⓘMatterhorn Occurrence (Uncompaghre), Uncompahgre Peak Area, Hinsdale 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 8, 2026 04:58:07
Go to top of page