Commodities
PrimaryManganese
TertiaryIron
Commodity typeM
Deposit
Deposit sizeS
Orebody formMASSIVE
Materials
Ore mineralsBixbyite, Braunite, Hausmannite, Hollandite, Jacobsite
Geology
Host rockGneiss
Associated rockGranite
StructureComplex Folding, Doubly Plunging Synclinorium Southern Limbs Overturned
Tectonic settingPassive Continental Margin
AlterationMinor
Economic & production
Development statusPast Producer
First production1939
Discovery year1904
Identification
Deposit ID10003925
MRDS IDAD00320
RegionAF
Data scoreC
Coordinates-21.33026, 18.16816
References
ROPER, H., 1956, THE MANGANESE DEPOSITS AT OTJOSONDU, SOUTH WEST AFRICA. IN SYMPOSIUM DEL MANGANESO, 20TH INTERNATIONAL GEOLOGICAL CONGRESS, MEXICO, 2. P. 115-122.ROPER, H., 1956, P.122.