andorite series

{{Infobox mineral | name = Andorite | category = Sulfosalt mineral | image = Andorite - Itos Mine, Oruro City, Cercado, Oruro Department, Bolivia.jpg | alt = | caption = Andorite – Itos Mine, Oruro City, Cercado Province, Bolivia. Specimen height is 4.1 cm. | formula = PbAgSb3S6 |IMAsymbol=Ado | strunz = 2.JB.40a | system = Orthorhombic | class = Pyramidal (mm2) H-M symbol: (mm2) | symmetry = Pn21a (andorite VI, senandorite) | unit cell = a = 12.99, b = 19.14, c = 4.3 [Å]; Z = 4 | color = Dark steel-gray, may tarnish yellow or iridescent; white in polished section | habit = Crystals stout prismatic to tabular on {100}, striations parallel to [001]; massive | twinning = On {110} | cleavage = none observed | fracture = conchoidal | mohs = 3 – 3.5 | luster = metallic | polish = | refractive = | opticalprop = anisotropic | birefringence = | dispersion = | pleochroism = | fluorescence= | absorption = | streak = Black | gravity = 5.33 – 5.37 | density = | melt = | fusibility = | diagnostic = | solubility = | diaphaneity = Opaque | other = | references = }}

Andorite is a sulfosalt mineral with the chemical formula PbAgSb3S6.