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

Phillipsite Subgroup from
South railway cut, Malpais Hill, Dudleyville, Pinal County, Arizona, USA


Classification
Species:'Phillipsite Subgroup' (not an IMA approved species)
Formula:(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Calcite1
Celadonite1
Data
Mineral Data:Click here to view Phillipsite Subgroup data
Locality Data:Click here to view South railway cut, Malpais Hill, Dudleyville, Pinal County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:875745
Long-form Identifier:1:3:875745:6
GUID (UUID V4):0
Nearest other occurrences of Phillipsite Subgroup
0.4km (0.3 miles) ⓘMiddle railway cut, Malpais Hill, Dudleyville, Pinal County, Arizona, USA
1.1km (0.7 miles) ⓘNorth railway cut, Malpais Hill, Dudleyville, Pinal County, Arizona, USA
3.0km (1.9 miles) ⓘSecond Railroad Cut North of Malpais Hill, Malpais Hill area, Dudleyville, Pinal County, Arizona, USA
48.1km (29.9 miles) ⓘUnnamed wash, adjacent to State Route 177, Superior area, Pinal County, Arizona, USA
98.4km (61.1 miles) ⓘRoosevelt Lake Phillipsite deposit, Cactus Butte area, Theodore Roosevelt Lake area, Sierra Ancha Mining District, Sierra Ancha Mountains, Gila County, Arizona, USA
References
Bideaux, R.A., et al (1960), Some new occurrences of minerals of AZ, AZ Geol. Soc. Digest: 3: 53-56
Thomssen, Richard W. (1983) The Minerals of Malpais Hill, Pinal County, Arizona. The Mineralogical Record, 14 (2) 109-113
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.
 
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 04:10:10
Go to top of page