hexahydrite

hexahydrite

[‚hek·sə′hī‚drīt]
(mineralogy)
MgSO4·6H2O A white or greenish-white monoclinic mineral composed of hydrous magnesium sulfate.
References in periodicals archive ?
html) a study published in the journal Nature last December, the appearance of the bright material in the crater is consistent with a type of magnesium sulfate - an inorganic salt - called hexahydrite.
Study authors, led by Andreas Nathues at Max Planck Institute for Solar System Research, GE[micro]ttingen, Germany, write that the bright material is consistent with a type of magnesium sulfate called hexahydrite.
3) For exposure times greater than 1300 hr, primer failure and film delamination correspond to the accumulation of hexahydrite [(MgS[O.
2] and as the accumulation of hexahydrite salts occurred.
feature=4785) identified  the bright spots seen in Occator and other areas of Ceres as a type of salt -- magnesium sulfate hexahydrite -- while a second study discovered ammonia-rich clays on Ceres.
Leachates of oil shale samples of the Terzioglu Member contain starkeyite, hexahydrite, dolomite and calcite [7].
According the authors of the study, the bright material seems consistent with a type of magnesium sulfate -- an inorganic salt -- called hexahydrite.
A relatively common and widespread late-stage mineral, gypsum occurs as small vein-fillings, crusts, and rarely as colorless, twinned, prismatic crystals up to 5 mm long, typically associated with goethite, melanterite, jarosite and hexahydrite.
A common post-mining deposition in old workings of the mine, hexahydrite is found as thin, opaque, white crusts and powdery coatings associated with starkeyite and epsomite.
Hexahydrite occurs as opaque white pseudomorphs and powdery masses after epsomite, which readily re-hydrate to epsomite.