sideronatrite

sideronatrite

[‚sid·ə·rə′nā‚trīt]
(mineralogy)
Na2Fe(SO4)(OH)·3H2O A yellow mineral composed of basic hydrous sodium iron sulfate occurring in fibrous masses.
References in periodicals archive ?
Edoylerite, metasideronatrite, and sideronatrite, which also feature in the list of the 2,500 rarest minerals, decompose instantly when exposed to sunlight, while hatrurite - discovered in the Hatrurim Formation in Israel - only forms at a temperature of over 1,250 degrees Celsius (2,282 degrees Fahrenheit).
They include sideronatrite, which had previously only been found in deep underground mine workings in Northumberland in 1966.
1764 Sideronatrite on Krohnkite, Chuquicamata, Chile, no.
Fitzpatrick and his colleagues from CSIRO and the CRC for Landscape Evolution and Mineral Exploration have recently shown that two bright yellow mineral precipitates -- sideronatrite and natrojarosite -- form in extremely acid and saline soils.
arsenic, arsenopyrite, arsenosulvanite, barite, (*) berndtite, bismuthinite bournonite, calcite, cassiterite, chalcopyrite, chlorargyrite, diaphorite, franckeite, freibergite galena, goethite (iridescent), goslarite, halotrichite, hematite, jamesonite, jarosite, matildite, melanterite, miargyrite, nacrite, (*) ottemannite, phosphophyllite, pickeringite, pyrargyrite, pyrite, pyrostilpnite, quarz, siderite, sideronatrite, siderotil, silver, smitsonite, sphalerite, stannite, stephanite, stibnite, tetrahedrite, valentinite, voltaite, wavellite, wolframite, wurtzite Cerro San Pedro Large orthoclase phenocrysts, often replaced by quartz, chlorite, siderite, etc.
Ahlfeld and Reyes (1955) report silky orange sideronatrite associated with voltaite in the ancient workings.
Dave also had orange, splintery, acicular sideronatrite crystals (to 1 cm) in sulfur from the Sulfur pit, Crescent Valley, Eureka County.