Log InRegister
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 Articles
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Mawchi Mine, Hpasawng Township, Bawlake District (Bawlakhe District), Kayah State, Myanmar

This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84): 18° 49' 60'' North , 97° 10' 0'' East
Latitude & Longitude (decimal): 18.83333,97.16667
Other/historical region names associated with this locality:Burma

Historic tin mine.
Hydrothermal quartz vein-type tin-tungsten deposit.

Located within 40 km to the west of the Thai-Burma border, 250 km NNE of Yangoon (18°50'N, 97°10'E).

In the 1930s, the Mawchi Mine was the most important source of tungsten in the world.

Mineral List

7 valid minerals.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Permian - Carboniferous
252.17 - 358.9 Ma
Carboniferous-Permian sedimentary rocks

Age: Paleozoic (252.17 - 358.9 Ma)

Lithology: Sedimentary rocks

Reference: Geological Survey of Canada. Generalized geological map of the world and linked databases. doi:10.4095/195142. Open File 2915d. [18]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Dunn, J. A. (1938): Tin-tungsten mineralisation at Mawchi, Karenni States, Burma. Rev. Geol. Surv. India, 73, 209-237.

Hobson, G. V. (1940): The Development of the mineral deposit at Mawchi as determined by geology and genesis. Trans. Min. Geol. Metall. Inst. India, 36, 35-78.

Khin Zaw, Khin Myo Thet (1983): A note on a fluid inclusion study of W–Sn mineralization at Mawchi Mine, Kayah State, Burma. Econ. Geol. 78, 530-534.

Werner, A.B.T., Sinclair, W.D., and Amey, E.B. (1998): International Strategic Mineral Issues Summary Report - Tungsten. US Geological Survey Circular 930-O.

Hong Wang, Fangcheng Lin, Meifeng Shi, Hongzhao Shi, and Jiangli Wang (2013): The W-Sn metallogenic system of the Tengchong-Moulmein tectonic magmatic belt, Yunnan-Myanmar: with special reference to some typical ore deposits. Geology and Exploration 49(1), 89-98 (in Chinese with English abstract).

External Links

Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: January 23, 2019 05:12:17 Page generated: October 15, 2017 08:02:35
Go to top of page