 | | Book (edition) | | colours once they occur in their oxidised states: Copper minerals then show green, blue, and sometimes red...tenorite and/or malachite plus azurite; native copper and cuprite are less common in this suite. Right...bright green gold-yellow, silver-white (Ag) to copper-red (Cu); 72.26 very light grey with yellowish...92.20 isotropic yes Copper, native gold-yellow, silver-white (Ag) to copper-red (Cu); 82.00 light...Reflect. Mineral pinkish grey; slight 51.88 light copper red pink to very distinct with violet tint; violet |  | | Journal (issue) | | siderite. Ferndale , Rhondda Fach, Mid Glamorgan , south Wales. Peter Wallace specimen and photograph. JOURNAL...vivianite H. Howard 93 NOTES Coronadite from the Northern Pennine Orefield, England B. Young, EX Hyslop...concentrated (e.g. rare earth pegmatites and porphyry copper deposits), the ability to identify daughter phases...quartz-<:assiterite vein in the Mole Granite, New South Wales, Western Australia. Two types of coexisting...strongly fractionated into the brine-rich inclusions. Copper was an exception and was preferentially partitioned |  | | Book | | talc vug in 1997, is 1.7 cm long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...which they called the Bentley Lake Road occurrence, south of Bancroft. Sharp, flattened rhombohedral ilmenite...Girardville, itself 40 km northwest of Lac Saint-Jean in south-central Quebec, very large and sharp ilmenite Cl)...the town of Amsteg, subordinate drainages running south to Val Caverdiras; ilmenite rose-bearing clefts |  | | Book | | Billiton in London and the Geological Society of South Africa Trust. My colleagues at Wits were extremely...PGEbearing Merensky Reef, Bushveld Complex, South Africa. This unit and the ores within it can be altered...U-bearing conglomerate from the Witwatersrand Basin, South Africa. Quartz veins cutting this unit attest to the...of ore deposits as defined by the Australian and South African Institutes of Mining and Metallurgy. now...essentially only one element exists in the structure. Copper, silver, gold, and platinum are all characterized |
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