Berthierite is a mineral, a sulfide of

iron Iron () is a chemical element with Symbol (chemistry), symbol Fe (from la, Wikt:ferrum, ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 element, group 8 of the periodic table. It is, Abundanc ...

and

antimony Antimony is a chemical element with the symbol Sb (from la, stibium) and atomic number 51. A lustrous gray metalloid, it is found in nature mainly as the sulfide mineral stibnite (Sb2S3). Antimony compounds have been known since ancient t ...

with formula FeSb₂S₄. It is steel grey in colour with a metallic lustre which can be covered by an iridescent tarnish. Because of its appearance it is often mistaken for

stibnite Stibnite, sometimes called antimonite, is a sulfide mineral with the formula Sb2 S3. This soft grey material crystallizes in an orthorhombic space group. It is the most important source for the metalloid antimony. The name is derived from the ...

. It was discovered in

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...

in 1827 and named for the French

chemist A chemist (from Greek ''chēm(ía)'' alchemy; replacing ''chymist'' from Medieval Latin ''alchemist'') is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties. Chemists carefully describe t ...

Pierre Berthier Pierre Berthier (; 3 July 1782, Nemours, Seine-et-Marne – 24 August 1861) was a French geologist and mining engineer. Pierre Berthier was born in Nemours. After studying at the École Polytechnique, he went to the École des Mines, where he b ...

(1782–1861).

References

Mineral galleriesWebmineral
Iron(II) minerals Antimony minerals Sulfosalt minerals Orthorhombic minerals Minerals in space group 62 {{sulfide-mineral-stub

See also

References