Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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

Sillimanite from
Hytkoras farm, Nama Khoi Local Municipality, Namakwa District Municipality, Northern Cape, South Africa


Locality type:Farm
Classification
Species:Sillimanite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sillimanite data
Locality Data:Click here to view Hytkoras farm, Nama Khoi Local Municipality, Namakwa District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:658212
Long-form Identifier:1:3:658212:8
GUID (UUID V4):0
Nearest other occurrences of Sillimanite
34.3km (21.3 miles) ⓘDabeeb farm, Nama Khoi Local Municipality, Namakwa District Municipality, Northern Cape, South Africa
38.2km (23.7 miles) ⓘBok se Puts Farm, Kamiesberg Local Municipality, Namakwa District Municipality, Northern Cape, South Africa
48.8km (30.3 miles) ⓘNarrap Mine, Okiep Copper District, Namakwa District Municipality, Northern Cape, South Africa
52.6km (32.7 miles) ⓘKliphoog Mine, Concordia, Okiep Copper District, Namakwa District Municipality, Northern Cape, South Africa
57.5km (35.7 miles) ⓘNababeep West Mine (Nababeep Near West mine), Nababeep tungsten mines, Nababeep, Okiep Copper District, Namakwa District Municipality, Northern Cape, South Africa
98.4km (61.1 miles) ⓘBlack Mountain (Swartberg mine), Aggeneys, Khâi-Ma Local Municipality, Namakwa District Municipality, Northern Cape, South Africa
98.6km (61.3 miles) ⓘHotson 6 Mine, Koenabib farm, Khâi-Ma Local Municipality, Namakwa District Municipality, Northern Cape, South Africa
99.9km (62.1 miles) ⓘBroken Hill Mine, Aggeneys, Khâi-Ma Local Municipality, Namakwa District Municipality, Northern Cape, South Africa
References
Waters, D. J.; Moore, J. M. (1985) Kornerupine in Mg-Al-rich gneisses from Namaqualand, South Africa: mineralogy and evidence for late-metamorphic fluid activity. Contributions to Mineralogy and Petrology, 91 (4). p.369-382. doi:10.1007/bf00374693
 
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 7, 2026 13:20:50
Go to top of page