Light carbonate with copper

Made:
1842-1889 in Utah
Light carbonate (?) with copper, contains 73 per cent

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Light carbonate (?) with copper, contains 73 per cent
Science Museum Group
© The Board of Trustees of the Science Museum

Light carbonate (?) with copper, contains 73 per cent. lead and 2,741.04 oz. silver per ton (?) From the Emma Mine, Utah, Communicated by G. Attwood

Details

Category:
Metallurgy
Object Number:
1889-164/1420
type:
specimen
credit:
John Percy Collection