• Coombsite Mineral Data

    webmineral.com/data/Coombsite.shtml PE Coombsite = 9.23 barns/electron U=PE Coombsite x r electron = 27.08 barns/cc. Radioactivity: GRapi = 25.94 (Gamma Ray American Petroleum Institute Units) Concentration of Coombsite per GRapi unit = 3.85 (%) Estimated Radioactivity from Coombsite - barely ...
  • Coombsite dictionary definition | coombsite defined

    www.yourdictionary.com/coombsite coombsite definition: Noun 1. (mineralogy) A trigonal brown mineral containing aluminum, hydrogen, iron, magnesium, manganese, oxygen, potassium, and silicon.Origin ...
  • What does coombsite mean?

    www.definitions.net/definition/coombsite Definition of coombsite in the Definitions.net dictionary. Meaning of coombsite. What does coombsite mean? Information and translations of coombsite in the most comprehensive dictionary definitions resource on the web.
  • Coombsite mineral information and data

    www.dakotamatrix.com/mineralpedia/5710/coombsite Coombsite’s type locality is at Watson’s Beach in southeastern Otago on the South Island of New Zealand. The only other localities for Coombsite are at Conselheiro Lafaiete in Minas Gerais in Brazil and at Iacobeni mine in Suceava, Romania. This rare mineral occurs at the type locality “in a manganese-rich rock in metagraywacke-argillite ...
  • coombsite - Wiktionary

    en.wiktionary.org/wiki/coombsite (mineralogy) A trigonal brown mineral containing aluminum, hydrogen, iron, magnesium, manganese, oxygen, potassium, and silicon
  • Coombsite Mineral Data - webmin.mindat.org

    webmin.mindat.org/data/Coombsite.shtml PE Coombsite = 9.23 barns/electron U=PE Coombsite x r electron = 27.08 barns/cc. Radioactivity: GRapi = 25.94 (Gamma Ray American Petroleum Institute Units) Concentration of Coombsite per GRapi unit = 3.85 (%) Estimated Radioactivity from Coombsite - barely detectable : Coombsite Classification: Dana Class: 74.01.04.02 Phyllosilicate Modulated ...
  • Coombsite

    e-rocks.com/minerals/3549/coombsite Coombsite. Silova-Yakha River, Pay Khoy Mountains, Komi Republic, Russian Federation. Thumbnail (1-3cm) Sold. MTR667063. Locality List. Item Localities for Mineral. Brazil Minas Gerais. Morro da Mina, Conselheiro Lafaiete. New Zealand South Island. Watsons Beach, Otago. Russian Federation Chelyabinsk Oblast.
  • Coombsite, Mn analogue of zussmanite, and associated Mn ...

    www.tandfonline.com/doi/pdf/10.1080/00288306.1991.9514470 Coombsite diffraction line spacings are consistently larger than those of the corresponding zussmanite lines. Relative intensities of the corresponding lines of the two minerals agree well, except that recorded intensities for zussmanite (hkl) Table 1 Chemical compositions of rhodonite, spessartine, rhodochrosite, and kutnohorite.
  • Combeite Mineral Data

    webmineral.com/data/Combeite.shtml Combeite Crystallography: Axial Ratios: a:c = 1:1.25839 : Cell Dimensions: a = 10.48, c = 13.188, Z = 6; V = 1,254.39 Den(Calc)= 2.81 : Crystal System:
  • Popular & Rare Minerals For Sale | Weinrich Minerals

    www.weinrichmineralsinc.com Weinrich Minerals – Popular and Rare Minerals for Sale. Weinrich Minerals has a large selection of mineral specimens in various colors, sizes, and price ranges. Our online mineral store has something for everyone, from personal collectors to museums.