Arseniosiderite

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Arseniosiderite
Specific gravity
3.5–3.9, average = 3.7
Optical propertiesBiaxial (−)
Refractive indexnα = 1.815, nβ = 1.898, nγ = 1.898
Birefringenceδ = 0.083
Other characteristicsNon-fluorescent
References[2][3][4]

Arseniosiderite is a rare arsenate mineral formed by the oxidation of other arsenic-containing minerals, such as scorodite or arsenopyrite. It occurs in association with beudantite, carminite, dussertite, pharmacolite, pitticite, adamite and erythrite. The name arseniosiderite reflects two major elements of the mineral, arsenic and iron (Greek sideros means iron).[4]

References

  1. S2CID 235729616
    .
  2. ^ Arseniosiderite. Mindat.org
  3. ^ Arseniosiderite. Webmineral.com
  4. ^ a b Arseniosiderite. Handbook of mineralogy