Mine detail: Mamatwan Mine

Previously called ''

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Location

Lat / long:

-27.37994, 22.95152

Resource(M)

Primary:	Manganese
Secondary:	Iron
Ore:	Braunite, Hausmannite
Orebody form:	IRREGULAR
Discovery year:	1950

Production

Operation type:	Unknown
Production size:	Large
Development status:	Producer
First production started:	1963

Geology

Host type:	Iron Formation
Associated type:	Volcanic Rock (Aphanitic)
Structure:	Low Intensity Anticlines And Synclines Regionally. Post-Transvaal System Dike Intrusives (Granitic) Occur Intermittently. Faulting Intermittent And Of Limited Magnitude., Orebody Occurs In N - S Trending Asymmetrical Syncline. Dips Gentle, Though Variable. Minor Faulting. Ore Horizon (Basal Member) Massive. Major Dike Intrusive Generally Terminates (But Does Not Control) Ore At The South End Of The Deposit. Recent, Surface, Sand Fully Masks Off Visible Presence Of Orebody. Topography Flat.
Tectonic:	Platform; Possibly Several Tectonic Cycles.

References

MRDS	W028038
DEP	10090140
Reference	{Deposit:: MINERAL RESOURCES OF THE REPUBLIC OF SOUTH AFRICA, FIFTH EDITION, HANDBOOK 7 , DEPARTMENT OF MINES, GEOLOGICAL SURVEY; 1976}{Deposit:: MINERAL RESOURCES OF SOUTH-CENTRAL AFRICA; PELLETIER, R. A.; 1964}{Deposit:: THE MANGANESE DEPOSITS OF THE UNION OF SOUTH AFRICA, HANDBOOK 2 , DEPARTMENT OF MINES, GEOLOGICAL SURVEY; 1960}{Other Database:: ISMI}{Production:: SOUTH AFRICAN MANGANESE AMCOR LIMITED ANNUAL REPORTS, 1974 - 1976 , AND SOUTH AFRICAN MANGANESE AMCOR LIMITED BROCHURE; CIRCA 1976. AFTER 1976: PRESS RELEASES & SOUTH AFRICAN MINERALS BUREAU ; ESTIMATE BASED ON TOTAL COUNTRY MANGANESE PRODUCTION SUPPLIED BY MINERALS BUREAU, AND VERBAL INFORMATION FROM SAMANCOR OFFICIALS.}
Reporter	Sweetwood, Charles W., Mccarter, Lorna D, Mccarter, Lorna D.