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OREAS 68a
OREAS 68a was prepared from gold-silver ore from Martabe, North Sumatra, Indonesia blended with fresh alkali olivine basalt from the Newer Volcanics Province, Victoria, Australia. Martabe is an epithermal high sulphidation gold deposit hosted by a sequence of tertiary volcanic and sedimentary rocks near a fault splay of the Great Sumatran Fault complex.
| Analyte | Certified Value | 1SD | 95% Confidence Limits Low | 95% Confidence Limits High | Method |
|---|---|---|---|---|---|
| Au, Gold (ppm) | 3.89 | 0.150 | 3.82 | 3.95 | Pb Fire Assay |
| Ag, Silver (ppm) | 42.9 | 1.70 | 42.1 | 43.7 | 4-Acid Digestion |
| Cu, Copper (ppm) | 392 | 15 | 384 | 400 | 4-Acid Digestion |
Downloads
Certificate DataPack SDS NRAM (412 KB)Specifications
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