Latest Kimberlite Stories
The first terrestrial sample of a water-rich gem that reveals new evidence about the existence of large volumes of water has been discovered by an international team of scientists which was led by University of Alberta's diamond scientist, Graham Pearson.
Shares Issued and Outstanding: 100,501,351 TSX: MPV NYSE MKT: MDM TORONTO AND NEW YORK, Jan.
Researchers working in Antarctica have announced the discovery of kimberlite deposits on the frozen continent which may contain diamonds.
The Garnet group of minerals show crystals with a habit of dodecahedrons and trapezohedrons. They are nesosilicates with the same general formula, A3B2(SiO4)3. The chemical elements in garnet include calcium, magnesium, aluminium, iron2+, iron3+, chromium, manganese, and titanium. Garnets show no cleavage and a dodecahedral parting. Fracture is conchoidal to uneven; some varieties are very tough and are valuable for abrasive purposes. Hardness is 6.5 - 7.5, specific gravity is 3.1 - 4.3,...