kimberlite

(redirected from Kimberlite pipe)
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a rare type of peridotite that sometimes contains diamonds

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Karelian Diamond said it believes that the Lahtojoki diamondiferous kimberlite pipe has the potential to become a profitable low strip ratio open pit diamond mine.
The additional A21 kimberlite pipe is located just south of Diavik's existing mining operations.
This volcanic mass contained the crystallised diamond material, which was thrust up to the earth's surface to cool in lamproite and kimberlite pipes and this is where diamonds are found today.
Finding a concealed volcanic "kimberlite pipe", though, is no guarantee of success.
South African gemstone explorer Petra Diamonds has discovered a kimberlite pipe ( a rock formation holding diamonds ( which analysts say could be top class.
n South African gemstone explorer Petra Diamonds has discovered a kimberlite pipe - a rock formation holding diamonds - which analysts say could be top class.
In addition, the Leviev Group, which is pursuing an upstream diversification of its activities, plans to invest up to $20m to develop the Camafuca deposit, by far the widest kimberlite pipe in the world.
A handful of geologists are convinced Alaska could be the source of diamonds--found typically in association with a geologic formation called a kimberlite pipe. Kimberlite has been found in the Northwest Territories of Canada, and in the 1990s the discoveries there sparked a staking rush equal to that of the Klondike a century earlier.
Finally come a brother to Grade 2 winner Kimberlite Pipe by Take Me Out, a half-sister to Grade 2 winner Who Did It And Run by Not For Love, and a daughter of Two Punch and Grade 1 winner Joe's Tammie.
Mothae is 5 km from the Letseng diamond mine in Lesotho which is located within a cluster of kimberlites, including Paragon's Lemphane Kimberlite Pipe Project.
Other gem mineral deposits include the Mpwapwa district in the Dodoma region (for yellow scapolite crystals), Babati in the Manyara region (dichroic cordierite), the Sumbawanga and Lake Manyara deposits (emerald and alexandrite), the sapphire, tourmaline and alexandrite deposits of Songea and Tunduru in the Ruvuma region, the Williamson (Mwadui) diamond deposit (the world's largest exploitable kimberlite pipe) in the Tabora region, the Umba River deposit in the Tanga region (sapphire, "umbalite" variety of almandine, and chromium-rich elbaite), Sangasanga in the Morogoro region (liddicoatite and rossmanite), and the Ipanko mines near Mahenge (big red spinel crystals)-among others.
Brazilian Diamonds Limited (TSX: BDY)(AIM:BDY), a Canada-based company engaged in acquisition, exploration and development of kimberlite and alluvial diamond properties in Brazil, has announced a diamond recovery update from the Salvador 1 kimberlite pipe in central Bahia State, Brazil.
South African gemstone explorer Petra Diamonds has discovered a kimberlite pipe, a rock formation holding diamonds, which analysts say could be top class.
If the kimberlite pipe travels fast enough and through diamond bearing rocks, diamonds will be lifted, or sampled, by the pipe and deposited close to the earth's surface.
Chandler: 5-2 Menifee, 4 Excellent Meeting, 5 Cat Thief, Charismatic, 8 Worldly Manner, 12 Stephen Got Even, Patience Game, 16 Kimberlite Pipe, 25 Vicar (doubtful), 40 Adonis, 50 Badge, 66 Valhol, 80 Torrid Sand.