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

Heulandite Subgroup from
Fort Cummings, Luna County, New Mexico, USA


Classification
Species:'Heulandite Subgroup' (not an IMA approved species)
Formula:(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Heulandite Subgroup data
Locality Data:Click here to view Fort Cummings, Luna County, New Mexico, USA
Data Identifiers
Mindat Occurrence Record ID:237716
Long-form Identifier:1:3:237716:2
GUID (UUID V4):0
Nearest other occurrences of Heulandite Subgroup
50.9km (31.6 miles) ⓘRabb Canyon, Grant County, New Mexico, USA
51.4km (32.0 miles) ⓘMacy Mine, Percha Creek, Hillsboro, Hillsboro Mining District, Sierra County, New Mexico, USA
52.9km (32.9 miles) ⓘRex mine (Rex and Smuggler mine), Hillsboro Mining District, Sierra County, New Mexico, USA
59.2km (36.8 miles) ⓘContinental Mine, U. V. Industries Continental Pit, Hanover-Fierro Mining District, Grant County, New Mexico, USA
73.0km (45.4 miles) ⓘBaker Egg Ranch (Baker Ranch Agate Mine), Carrizalillo Mining District, Luna County, New Mexico, USA
92.4km (57.4 miles) ⓘBlack Canyon, Grant County, New Mexico, USA
94.6km (58.8 miles) ⓘSA Canyon (Grapevine Campground), Gila Hot Springs, Alum Mountain Mining District (Alum Mining District), Grant County, New Mexico, USA
96.7km (60.1 miles) ⓘGila Hot Springs, Alum Mountain Mining District (Alum Mining District), Grant County, New Mexico, USA
References
Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico (3rd ed.) University of New Mexico Press, Albuquerque, NM.
 
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 03:17:39
Go to top of page