EntityQ398382· pop 14· linked from 9 articles

aguilarite

Aguilarite is an uncommon sulfosalt mineral with formula Ag4SeS. It was described in 1891 and named for discoverer Ponciano Aguilar.

Key facts

Mineral.name: Aguilarite
Mineral.category: Sulfosalt minerals
Mineral.image: Aguilarite - San Carlos Mine, La Luz, Guanajuato, Mexico.jpg
Mineral.imagesize: 260px
Mineral.caption: Aguilarite – San Carlos Mine, La Luz, Guanajuato municipality, Mexico. Specimen height is 3.9 cm.
Mineral.formula: Ag4SeS
Mineral.IMAsymbol: Agu
Mineral.strunz: 2.BA.55
Mineral.dana: 2.4.1.3
Mineral.system: Monoclinic
Mineral.class: Prismatic (2/m) (same H-M symbol)
Mineral.symmetry: P21/n
Mineral.unit cell: a = 4.2478(2), b =6.9432(3) c = 8.0042(5) [Å] β = 100.103(2)° Z = 4
Mineral.color: Bright lead-gray on fresh surfaces; dull iron-black on exposure to air.
Mineral.cleavage: None observed
Mineral.fracture: Hackly
Mineral.tenacity: Sectile
Mineral.mohs: 2.5 1–1.5

via Wikipedia infobox

Article

8 sections

Contents

Description
Discovery
Occurrence
Chemistry and structure
See also
References
Further reading
External links

Aguilarite is an uncommon sulfosalt mineral with formula Ag4SeS. It was described in 1891 and named for discoverer Ponciano Aguilar.

==Description== Aguilarite is bright lead-gray on fresh surfaces but becomes dull iron black when exposed to air. The mineral occurs with massive habit, as elongated pseudododecahedral crystals up to , or as intergrowths with acanthite or naumannite.