Mine detail: Letseng La Terai

Previously called 'Letseng-La-Terai'

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Location

Lat / long:

-29.02982, 28.88481

Resource(N)

Primary:	Diamond
Gangue:	Bronzite, Chromite, Diopside, Pyrope
Orebody form:	ELLIPTICAL/VERTICAL
Discovery year:	1957

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Producer
First production started:	1977

Geology

Host type:	Kimberlite
Associated rock:	Kimberlite Intrusions;Karoo Stormberg Basaltic Lavas;Gneisses, Granulites
Associated type:	Gneiss
Tectonic:	Shield
Alteration processes:	Yellow Ground 1 Meter Thick

References

MRDS	W031005
DEP	10080050
Reference	{Deposit:: BLOOMER, A.G. AND NIXON, P.H., 1973, THE GEOLOGY OF LETSENG- LA - TERAE KIMBERLITE PIPES: IN LESOTHO KIMBERLITES; EDITED BY NIXON, P.H., P. 20-32, LESOTHO NATL DEV CORP}{Deposit:: MINING MAGAZINE, JANUARY, 1987, P. 62.}{Deposit:: 1968 DIREXPL RIO TINTO EXPLORATION (PTY) LTD}{Deposit:: 1973 DIREXPL DE BEERS CONSOLIDATED MINES LTD}{Production:: DE BEERS ANNUAL REPORTS 1967 - 1980}
Reporter	Mccarter, Lorna D.