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canfieldite

noun can·field·ite \ ˈkanˌfēlˌdīt \
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Definition of canfieldite

plural -s
: a mineral Ag8SnS6 consisting of silver thiostannate isomorphous with the germanium mineral argyrodite that occurs in black metallic octahedrons (specific gravity 6.28)

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Origin and Etymology of canfieldite

F.A. Canfield †1926 American mining engineer, + English -ite

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