SUPPLEMENTAL MATERIAL FOR:
Kyle, J.R., and Ketcham, R.A. (2003) In-situ distribution of gold in ores using high resolution X-ray computed tomography. Economic Geology, 98, 1697-1701.
Individual slice data animation showing native Au grains (bright specks) with chalcopyrite (intermediate gray) within a quartz-rich matrix (dark gray). The field of view is 7 mm and the inter-slice spacing is 10.4 µm.
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Three-dimensional volume rendering in which matrix has been rendered transparent, chalcopyrite is semi-transparent blue, and Au grains are opaque yellow. The sample is 6 mm in diameter and 1.6 mm thick. |