Miargyrite

Miargyrite is a mineral, a sulfide of silver and antimony with the formula AgSbS2. It is a dimorph of cuboargyrite. Originally discovered in the Freiberg district of Germany in 1824, it has subsequently been found in many places where silver is mined. It usually occurs in low temperature hydrothermal deposits. and forms black metallic crystals whi...
Found on http://en.wikipedia.org/wiki/Miargyrite

Miargyrite

• (n.) A mineral of an iron-black color, and very sectile, consisting principally of sulphur, antimony, and silver.
Found on http://thinkexist.com/dictionary/meaning/miargyrite/

Miargyrite

Mi·ar'gy·rite noun [ Greek ... less + ... silver. So called because it contains less silver than some kindred ore.] (Min.) A mineral of an iron-black color, and very sectile, consisting principally of sulphur, antimony, and silver.
Found on http://www.encyclo.co.uk/webster/M/61

Miargyrite

Miargyrite is a mineral of an iron-black colour, and very sectile, consisting principally of sulphur, antimony, and silver.
Found on http://www.probertencyclopaedia.com/browse/HM.HTM
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