 | El Mendili, Yassine, Orberger, Beate, Chateigner, Daniel, Bardeau, Jean-François, Gascoin, Stéphanie, Petit, Sébastien, Perez, Olivier (2022) Occurrence of SiC and Diamond Polytypes, Chromite and Uranophane in Breccia from Nickel Laterites (New Caledonia): Combined Analyses. Minerals, 12 (2) 196 doi:10.3390/min12020196 | Journal (article/letter/editorial) | | core of nickel laterites in New Caledonia (Tiebaghi mine). XRD analyses show quartz as a major phase. Micro-Raman...attributed to ultrahigh-pressure crystallization in the lower mantle. The SiC and diamond polytypes are inherited...attributed to a three-stage process: formation in the lower mantle, transport into the upper mantle peridotite...laterite profile, located in saprolite, at the Tiebaghi mine, New Caledonia. The silica rich rocks (sample ER-NC00-0001)...performed in the nickel laterite profile at the Tiébaghi Mine in the northwestern part of New Caledonia. 2.2. |  | | Journal (issue) | | mining in South Africa| Quartz from Brazil with hematite/goethite, pyrite and rhodochrosite inclusions|Quartz...gemological study of blue sapphires from the Baw Mar mine (Mogok, Myanmar)’ was posted by the Gemological...apphires-baw-mar-minemogok-myanmar. The Baw Mar mine has recently produced a significant amount of fine...blue colour of stones from the northern part of the mine is medium to dark, while material from the southern...Figure 3: A phantom layer of what appear to be hematite particles is shown here in ‘Passion Amethyst’ |
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Szklary Chrysoprase Mine, Szklary, Gmina Ząbkowice Śląskie, Ząbkowice Śląskie County, Lower Silesian Voivodeship, Poland