mineral

September 6, 2019
Pumpellyite from metabasalts from Greenvale district , north Queensland.
Published by Simon at September 6, 2019
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Suspected Pumpellyite from metabasalts from Greenvale district, north Queensland.

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August 19, 2019
PLATE 29 : Kidston breccia ore showing stubby, medium grained, comb textured quartz crystals lining vughs with later carbonate, pyrite and base metal sulphide filling vugh cores.
Published by Simon at August 19, 2019
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METALLOGENIC STUDY OF THE GEORGETOWN, FORSAYTH AND GILBERTON REGIONS, Part 7

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August 19, 2019
PLATE 23: Sample from the Caledonia workings, Gilberton. Shows brecciated early, white, tightly packed, euhedral buck quartz (Plutonic style) cemented by clear, comb textured quartz, colloform banded and in places moss textured chalcedonic silica and siderite (Epithermal style).
Published by Simon at August 19, 2019
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METALLOGENIC STUDY OF THE GEORGETOWN, FORSAYTH AND GILBERTON REGIONS, Part 6

Report Number 114062, METALLOGENIC STUDY OF THE GEORGETOWN, FORSAYTH AND GILBERTON REGIONS, NORTH QUEENSLAND is now available for download from QDEX. The authors are Dr Gregg
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August 19, 2019
PLATE 25: Specimen from Caledonia Workings, Gilberton, showing early phase of large quartz crystals growing into vughs. Vughs were filled with siderite now removed by weathering.
Published by Simon at August 19, 2019
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METALLOGENIC STUDY OF THE GEORGETOWN, FORSAYTH AND GILBERTON REGIONS, Part 5

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August 19, 2019
PLATE 16: Polymictic breccia composed mostly of rhyolite angular clasts cemented by cryptocrystalline quartz. Cut by later fine veinlets of clear quartz. Hydrothermal breccia from Sherwood, Agate Creek, Forsayth (Sample #231516; +100 g/t Au, 42 g/t Ag).
Published by Simon at August 19, 2019
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METALLOGENIC STUDY OF THE GEORGETOWN, FORSAYTH AND GILBERTON REGIONS-Part 4

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August 15, 2019
Dendritic aggregate of native copper, Las Minerale Pit, Rocklands
Published by Simon at August 15, 2019
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Dendritic Native Copper

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