"Sulphoarsenic" is a word in ENGLISH

One of the elements, a solid substance resembling a metal in its physical properties, but in its chemical relations ranking …

A mineral of a tin-white color and metallic luster, containing arsenic, sulphur, and iron; -- also called arsenical pyrites and …

A mineral of a nearly silver-white color, composed of arsenic, sulphur, and cobalt.

An iron-black mineral of metallic luster, occurring in small orthorhombic crystals, also massive. It contains sulphur, arsenic, copper, and often …

A lead-gray or grayish blue mineral with a metallic luster, consisting of sulphur, antimony, and lead, with a small proportion …

A metallic mineral having a grayish tin-white color, and containing cobalt and iron, with sulphur and arsenic.

A bright silver-white metallic element. It is of the iron group, and is hard, malleable, and ductile. It occurs combined …

The native form of a metal, whether free and uncombined, as gold, copper, etc., or combined, as iron, lead, etc. …

An iron-black ore of silver, consisting of silver, sulphur, and antimony, with some copper and arsenic.

A sulphide, analogous to a sesquioxide, containing three atoms of sulphur to two of the other ingredient; -- formerly called …

A soft white metallic element, sonorous, ductile, very malleable, and capable of a high degree of polish. It is found …

Any one of the four substances, sulphur, sal ammoniac, quicksilver, or arsenic (or, according to some, orpiment).

A brittle mineral of a steel-gray color and metallic luster, containing antimony, arsenic, sulphur, and nickel.

The operation of expelling one substance from another by heat, as sulphur or arsenic from ores, in a muffle.