• Jouravskite Mineral Data

    webmineral.com/data/Jouravskite.shtml Jouravskite Crystallography: Axial Ratios: a:c = 1:0.94936 : Cell Dimensions: a = 11.06, c = 10.5, Z = 2; V = 1,112.32 Den(Calc)= 1.99 : Crystal System:
  • Jouravskite - Mindat.org

    www.mindat.org/gm/2118 3.1 x 2.4 x 1.8 cm. Jouravskite is a very rare complex hydrated sulfate and a member of the Ettringite Group. It is known from only three localities world, two in the Kalahari. Tiny, gemmy, sulfur-yellow crystals richly coat three sides of the blocky manganese ore matrix on this very rich and showy miniature.
  • Jouravskite dictionary definition | jouravskite defined

    www.yourdictionary.com/jouravskite jouravskite definition: Noun 1. (mineralogy) A hexagonal-dipyramidal mineral containing calcium, carbon, hydrogen, manganese, oxygen, and sulfur.Origin -ite...
  • What does jouravskite mean?

    www.definitions.net/definition/jouravskite Definition of jouravskite in the Definitions.net dictionary. Meaning of jouravskite. What does jouravskite mean? Information and translations of jouravskite in the most comprehensive dictionary definitions resource on the web.
  • Rare Jouravskite Crystals for Sale - The Arkenstone

    www.irocks.com/galleries/new-rare-jouravskite-crystals Rare Jouravskite Crystals. Aug 14, 2017 - Jouravskite is a very rare species in the Ettringite group, a dual sulfate and carbonate. In the past, it has been found as microcrystals, or coatings on the surface of larger ettringite crystals, but this single pocket of late December of 2016 marks the first time it has been found as superb, sharp primary crystals, setting new records for the species.
  • Jouravskite Mineral Specimen For Sale - Dakota Matrix Minerals

    www.dakotamatrix.com/products/15325/jouravskite Jouravskite Formula Ca 3 Mn 4+ (SO 4)(CO 3)(OH) 6 ·12H 2 O Crystal System Hexagonal Crystal Habit Granular Cleavage Good, None, None Luster Vitreous (Glassy) Color green orange, greenish yellow Streak greenish white Class Hexagonal - Dipyramidal Hardness 2.5
  • Jouravskite: refined data on the crystal structure ...

    link.springer.com/article/10.1007/s00269-018-1012-8 Refined data on the crystal structure, chemical composition and properties of jouravskite, ideally Ca3Mn4+(SO4)(CO3)(OH)6·12H2O, have been obtained on a sample from N’Chwaning 3 Mine, Kuruman,...
  • Jouravskite, Xonotlite, Oyelite - iRocks.com, UTR20-15 on ...

    vimeo.com/466695197 Browse this specimen and more from The Arkenstone on www.iRocks.com! Can't get enough minerals? Explore our weekly auctions on www.mineralauctions.com, or…
  • Jouravskite - JRV-11 - N'Chwaning III Mine - South Africa ...

    www.irocks.com/minerals/specimen/46417 Jouravskite $1,250.00 Thumbnail, 2.2 x 1.3 x 1.3 cm N'Chwaning III Mine, Kuruman, Kalahari MN field, Northern Cape Province, South Africa. Beautifully perched on a bit of matrix is a doubly terminated. Glassy and gemmy, lemon-yellow colored crystal of jouravskite, measuring 1.7 cm in length.
  • Jouravskite: Mineral information, data and localities.

    zh.mindat.org/min-2118.html Jouravskite: Granger M M, Protas J (1969) Determination et etude de la structure cristalline de la jouravskite Ca3MnIV(SO4)(CO3)(OH)*12(H2O) Acta Crystallographica B25 1943-1951: 1969: Tachgagalt mine, Morocco: 0: 293