Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
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

Acanthite from
White Raven Mine, Ward Mining District, Boulder County, Colorado, USA


Locality type:Mine
Classification
Species:Acanthite
Formula:Ag2S
Comments:Some of the wire silver from this district, notably from the White Raven and Black Jack mines, is coated with acicular crystals of primary acanthite. Overgrowths of primary acanthite have also been observed on both pearceite and galena (Raines, 1992).
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Native Silver1
Galena1
Data
Mineral Data:Click here to view Acanthite data
Locality Data:Click here to view White Raven Mine, Ward Mining District, Boulder County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:30146
Long-form Identifier:1:3:30146:8
GUID (UUID V4):0
Nearest other occurrences of Acanthite
7.6km (4.7 miles) ⓘJohn Jay Mine, Jamestown Mining District, Boulder County, Colorado, USA
10.2km (6.3 miles) ⓘGrey Eagle Mine, Ward Mining District, Boulder County, Colorado, USA
11.5km (7.1 miles) ⓘCaribou Mine (Caribou shaft), Caribou Mine group, Grand Island, Caribou Mining District, Boulder County, Colorado, USA
11.8km (7.3 miles) ⓘComstock Occurrence, Caribou Mining District, Boulder County, Colorado, USA
11.8km (7.3 miles) ⓘPotosi & Cross Mines, Caribou Mining District, Boulder County, Colorado, USA
11.8km (7.3 miles) ⓘPoorman Mine (2), Caribou Mining District, Boulder County, Colorado, USA
11.8km (7.3 miles) ⓘWigwam, Caribou Mining District, Boulder County, Colorado, USA
30.3km (18.8 miles) ⓘGolconda Mine, Fall River, Clear Creek County, Colorado, USA
33.4km (20.8 miles) ⓘBride Vein, Idaho Tunnel, Central City Mining District, Clear Creek County, Colorado, USA
34.1km (21.2 miles) ⓘLittle Emma Tunnel, Idaho Springs Mining District (Virginia Mining District), Clear Creek County, Colorado, USA
References
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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 4, 2026 14:24:23
Go to top of page