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
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Certificate DataPack SDS NRAM (231 KB)
Archived

This CRM is no longer available.
Information is provided for reference only.

Specifications