Lesedi La Rona - Wikipedia
Lesedi La Rona, formerly known in media as Karowe AK6 or as Quad 1 by the personnel at the mine, [citation needed] is the third-largest diamond ever found, and the second-largest of gem quality.Only the non-gem black Sergio and the gem-quality Cullinan were larger. It was found in the Karowe mine, (formerly called AK6) in Botswana on 16 November 2015. ...
News Releases | Lucara Diamond
AK6 is a trilobate kimberlite consisting of a North, Centre and South Lobe. The North and Centre lobes have similar geology, diamond content and diamond value and contain an indicated resource of 11 million tonnes at a grade of 26 cpht and a modeled diamond value of US$223 per carat.
AK6 kimberlite diamond development moving ahead - MINING.COM
May 20, 2010 · After delays due to the collapse of the diamond market in 2008, and differences of opinion between owners, the new AK6 diamond mine near Orapa …
Pangolin Option Extended to Acquire Ownership in Orapa ...
Mar 20, 2019 · An option to acquire up to 75% of the Orapa AK10 Diamondiferous Kimberlite Pipe 6 hectares in size has been extend to December 31, 2019 Located within the Orapa Kimberlite Field and only 4.4 km away from AK6 (Lucara’s Karowe Diamond Mine) and infrastructure.
DECODING THE DIAMONDS FROM THE AK6 KlMBERLlTE I L …
the AK6 kimberlite may be ex.plained by relatively late stage processes associated with kimberlite eruption, rather than by sampling of discrete mantle lithologies. The composition, presence or absence of fluid phases associated with the kimberlite magmas has a major effect on diamond morphology and surface features. Subtle differences in
Pangolin Signs Agreement to Acquire Ownership in AK10, a 6 ...
Apr 03, 2018 · This group included the AK6 kimberlite located in the Orapa Kimberlite Field. In 2010, Lucara Diamond Corporation purchased AK6 for approximately $120M USD. The Karowe Mine on the AK6 kimberlite continues to be mined by Lucara Diamond Corporation and is one of the world’s leading producers of very high value diamonds and is known for ...
THE AK6 KIMBERLITE - DISCOVERY THROUGH TO …
1 THE AK6 KIMBERLITE - DISCOVERY THROUGH TO PRODUCTION LEARNING THE LESSONS OF HISTORY James AH Campbell1, Vittoria Jooste2 1Botswana Diamonds plc, 2MV Squared Virtual Office Services Abstract The AK6 kimberlite in north-eastern Botswana, better known as Karowe, is today one of the world‟s top diamond
The AK6 kimberlite - Botswana Diamonds plc
AK6 initial assessment in context •Small dataset probed for garnet mineral chemistry: diamond potential downgraded due to apparentlack of sub-calcic garnets (diamondiferous kimberlite indicators) •Extent of basalt breccia initially poorly understood •Kimberlite under-sampled •Excessive diamond breakage using cable tool (jumper) drilling 12
The AK6 kimberlite
1970s-80s: AK6 early assessment 8 Source: JAH Campbell, SAIMM, Lucara Diamond Technical Economic Corporate Discovered in 1969 De Beers assessment • Small size (c. 3.3ha) • Poor mineral chemistry • Low diamond grade (3.5cpht) Considered low interest • Diamond potential downgraded • Kimberlite under-sampled • Excessive diamond breakage
Pangolin Diamonds Option Extended to Acquire Ownership in ...
Mar 20, 2019 · It has excellent infrastructure close by with road access, and the main power grid is less than 1.5km away. Lucara Diamond Corporation’s AK6 kimberlite pipe (Karowe Mine) is …
AK6 kimberlite diamond development moving ahead
AK6 - located in the Orapa kimberlite field some 25 kilometres south of the massive Orapa diamond mine - was discovered in the 1970s, but like many of the other small pipes prospected by De Beers, was considered unworthy of further attention at that time.
Pangolin Signs Agreement to Acquire Ownership in AK10, a 6 ...
Apr 03, 2018 · The Karowe Mine on the AK6 kimberlite continues to be mined by Lucara Diamond Corporation and is one of the worlds leading producers of very high value diamonds and is known for containing rare ...
Acquires rights to BK16 kimberlite pipe in Botswana – BCM ...
TORONTO, CANADA – Tsodilo Resources Limited (TSX-V:TSD) (“Tsodilo” or the “Company”) is pleased to announce that it has been granted a prospecting license over the BK16 kimberlite pipe located within the Orapa Kimberlite Field in Botswana. BK16 is located 37 kilometers ESE of Debswana’s Orapa mine and 13 km NNE of its Letlhakane diamond mine...
News Releases | Lucara Diamond
The AK6 kimberlite is part of the Orapa/Letlhakane kimberlite district, one of the worlds most prolific diamond producing districts. AK6 is a trilobate pipe consisting of a South, Centre and North lobes. The pipe has an area of 4.2 hectares at the surface which expands to 7 hectares at a depth of 120 meters.
In Signing Option for AK10 Kimberlite ... - The Diamond Loupe
The Karowe mine on the AK6 kimberlite continues to be mined by Lucara Diamond Corporation and is one of the world’s leading producers of very high value diamonds and is known for containing rare large Type IIa diamonds with spectacular color and clarity. AK10 is located in the prolific Orapa Kimberlite Field in Botswana - the second largest ...
Lucara Diamond says AK6 in Botswana now 84% built, Lesotho ...
Oct 17, 2011 · Lucara Diamond Corp. ("Lucara" or the "Company") (TSX:LUC)(BOTSWANA:LUC) is pleased to provide the following update on the development of its AK6 diamond mine in Botwsana which is rapidly nearing ...
公司简介-Kimberlite Diamond
Brand Kimberlite Diamond. Kimberlite Diamond was founded in 1995 and in the past 20 years, has become a professional diamond company that offers a comprehensive range of services such as diamond processing, design, setting, distribution, and retail.