Stibiconite, also formerly known as '' stiblite''''Robert Philips Greg, William Garrow Lettsom'' (1858). Manual of the Mineralogy of Great Britain & Ireland. — London: John Van Voorst, 1858. or '' antimony ochre''Bulletin of the United States National Museum. Published under the Direction of the Smithsonian Institution. Washington: Government Printing Office, No.32, 1887. is an antimony

oxide mineral The oxide mineral class includes those minerals in which the oxide anion (O2−) is bonded to one or more metal alloys. The hydroxide-bearing minerals are typically included in the oxide class. Minerals with complex anion groups such as the sil ...

with formula: Sb₃O₆(OH). Its name originates from Greek (), '

antimony Antimony is a chemical element; it has chemical symbol, symbol Sb () and atomic number 51. A lustrous grey metal or metalloid, it is found in nature mainly as the sulfide mineral stibnite (). Antimony compounds have been known since ancient t ...

' and (), 'powder', alluding to its composition and habit. It is a member of the

pyrochlore Pyrochlore () is a mineral group of the niobium end member of the pyrochlore supergroup. Pyrochlore is also a term for the crystal structure ''F''dm. The name is from the Greek , ''fire'', and , ''green'' because it typically turns green on ignit ...

super group.

Discovery and occurrence

It was first described in 1862 for an occurrence in the Brandholz – Goldkronach District,

Fichtel Mountains The Fichtel Mountains (, ; ) is a mountain range in Germany and the Czech Republic. They extend from the valley of the Red Main River in northeastern Bavaria to the Karlovy Vary Region in western Czech Republic. The Fichtel Mountains contain an ...

Bavaria Bavaria, officially the Free State of Bavaria, is a States of Germany, state in the southeast of Germany. With an area of , it is the list of German states by area, largest German state by land area, comprising approximately 1/5 of the total l ...

, Germany. It occurs as a secondary alteration product of other hydrothermal antimony minerals such as

stibnite Stibnite, sometimes called antimonite, is a sulfide mineral, a mineral form of antimony trisulfide ( Sb2 S3). It is a soft, metallic grey crystalline solid with an orthorhombic space group. It is the most important source for the metalloid an ...

. It occurs in association with

cervantite Cervantite, also formerly known as '' antimony ochre' James Dwight Dana A. M., Brush G. J.'' A system of mineralogy : Descriptive mineralogy, comprising the most recent discoveries. — New York : J. Wiley & Sons, 1884. — is an antimony oxid ...

valentinite Valentinite is an Antimony trioxide, antimony oxide mineral with formula antimony, Sb2oxygen, O3. Valentinite crystallizes in the orthorhombic system and typically forms as radiating clusters of euhedral crystals or as fibrous masses. It is colorl ...

, kermesite,

native antimony Native antimony is a mineral belonging to the group of native elements, with properties equivalent to those of the antimony element obtained by processing its ores. The name comes from the Latin ''antimonium''. For centuries, the term ''antimony ...

and stibnite.

References

Antimony minerals Oxide minerals Cubic minerals Minerals in space group 227 Minerals described in 1862 {{oxide-mineral-stub