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Examples
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The exposed mineralization exhibits characteristics that are typical of productive high-sulphidation epithermal gold deposits, including vuggy silica, multi-stage episodic hydrothermal breccias, colloform and crustiform banded quartz, and deposition of native sulphur, alunite, barite, copper sulphates, sulphides and sulphosalts, limonite and boxworks after sulphides.
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The western half is dominated by banded quartz - calcite veins with colloform-crustiform textures.
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Of added significance is that the favourable vuggy silica was cut by an intensive crustiform and bladed quartz stockwork from 207.5 to 208.75 metres, being similar in appearance to the surface rock sawn channel sample in the eastern part of the Miwah Main Zone that graded 106.46 g/t gold over 4.6 metres ..
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Veins are typically banded quartz-chalcedony colloform - crustiform banded with quartz - carbonate infill.
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