Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle 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

Mica Group from
Columbine Mine, Highline Prospect, Left Hand Creek Mining District, Boulder County, Colorado, USA


Locality type:Mine
Classification
Species:'Mica Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Mica Group data
Locality Data:Click here to view Columbine Mine, Highline Prospect, Left Hand Creek Mining District, Boulder County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:354652
Long-form Identifier:1:3:354652:9
GUID (UUID V4):0
Nearest other occurrences of Mica Group
1.0km (0.6 miles) Beryl Lode (Lehman mine), Left Hand Creek Mining District, Boulder County, Colorado, USA
3.1km (1.9 miles) Little Bonnie Mine, Boulder County, Colorado, USA
6.6km (4.1 miles) Beryl No. 2 Prospect, Ward Mining District, Boulder County, Colorado, USA
45.4km (28.2 miles) Snyder; Saddleback Mtn., Lower Clear Creek Area, Clear Creek County, Colorado, USA
46.4km (28.8 miles) Beaver, Grand County, Colorado, USA
61.0km (37.9 miles) Malden School Pegmatite Occurrence, Jefferson County, Colorado, USA
80.9km (50.3 miles) Delbert Claims No. 1 & 2, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
86.7km (53.9 miles) Aspen Lode Pegmatites Occurrence, Park County, Colorado, USA
References
 
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 5, 2026 09:49:22
Go to top of page