Home > Term: Cole reagent
Cole reagent
Solution of 10 g stannous chloride, 95 mL water, 5 mL HCl, and 10 g pyrogallol. Viscose silk impregnated with this turns red to violet in solution containing gold.
- Part of Speech: noun
- Industry/Domain: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Creator
- ed.young
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(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
