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Ore deposit description:

Identifier: TZA-00057
Name(s): Geita - Nyankanga (Geita) - Matandani (Geita) - Geita Hill - Lone Cone (Geita)
Country(ies): TANZANIA (United Republic of Tanzania) -
Commodity(ies):
NameProduction 3 year averageReserveResourceUnitClassOre type(s)
Gold75 13.50295505 tA Native-element ore.
Silver0 ?00 tN/A Ore in which the element is in chemical substitution within the lattice of a host mineral, and refra.
Main morphology: Stratabound bed (single or multi-layered)
Morphology(ies): Discordant lode or vein (thickness > 50 cm), in clusters or isolated - Present-day or recent placers - Stratabound bed (single or multi-layered) -
Deposit type(s): BIF-hosted gold vein / dissemination; Geita-type - Placer - Shear / fault zone, vein; Ashanti-type -
Host rock(s): Fe quartzite, BIF, itabirite - Diorite - Granodiorite - Meta-rhyolite - Tuff - Chert, jasper, jaspilite -
Exploitation type(s): Open cast (open pit) mining - Underground mining -
Ages:
MineralisationHost rock
UpperLowerUpperLower
QuaternaryNeoarcheanNeoarcheanNeoarchean
Status: Producing district
Localization:

Class definition: for the considered commodity, following its calculated total potential (passed production + reserves + resources), the ore deposit is classified into class A (very large deposit), B (large deposit), C (medium deposit), D (small deposit), E (occurrence), or N/A (no information available).
Used units are: t = metric ton (1000 kg), ct = carat

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All the boundaries, names and designations used therein do not imply official endorsement or acceptance by the Secretariat of the ACP group of states.

 
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