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Au.12.27 (Au 2.9 ppm, Ag 607 ppm)

Au.12.27 (Au 2.9 ppm, Ag 607 ppm)

$7.95Price

Silica hosted, oxidized, vein Ag mineralization. 

Supplied in 50 g envelopes.

Quantity

Reference materials  available in 50 or 60 gram envelopes (25 g for Li-B standards) with sticker label for records. All reference materials are sieved to -80 mesh. 

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