• Boltwoodite - Wikipedia

    en.wikipedia.org/wiki/Boltwoodite Boltwoodite is a hydrated potassium uranyl silicate mineral with formula HK(UO 2)(SiO 4)·1.5(H 2 O). It is formed from the oxidation and alteration of primary uranium ores. It takes the form of a crust on some sandstones that bear uranium. These crusts tend to be yellowish with a silky or vitreous luster.
  • Boltwoodite: Mineral information, data and localities.

    www.mindat.org/min-716.html For Bertram Borden Boltwood (1870-1927), radiochemist at Yale University, New Haven, Connecticut, USA. Named by Clifford Frondel and Jun Ito.
  • Boltwoodite Mineral Data

    www.webmineral.com/data/Boltwoodite.shtml Boltwoodite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram. Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 7.31 ± 1.83 grams of pure Boltwoodite . Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 730.71 ±182.68 grams of pure Boltwoodite .
  • Boltwoodite: Properties and Occurrences - Assignment Point

    www.assignmentpoint.com/science/.../boltwoodite-properties-occurrences.html Boltwoodite is a hydrated potassium uranyl silicate mineral with formula HK(UO 2)(SiO 4)·1.5(H 2 O). It was named after Bertram Borden Boltwood (1870-1927), radiochemist of Yale University, New Haven, Connecticut, USA, who devised the U-Pb method of measuring geologic time.
  • Boltwoodite | Article about boltwoodite by The Free Dictionary

    encyclopedia2.thefreedictionary.com/boltwoodite sodium betpakdalite, sodium boltwoodite, sodium pharmacosiderite (also written as sodium-pharmacosiderite) and sodium uranospinite (also written as sodium-uranospinite) = respectively natrobetpakdalite, natroboltwoodite, natropharmacosiderite and natrouranospinite: to bring these names in accordance with other names with natro- as prefix
  • BOLTWOODITE (Hydrated Potassium Uranyl Silicate Hydroxide)

    www.galleries.com/Boltwoodite Boltwoodite is a locally common mineral but in general it is quite rare. It forms from the oxidation and alteration of primary uranium ore minerals. It forms crusts that are found on uranium bearing sandstones. The crusts have a yellowish color and a vitreous or silky to pearly luster.
  • Boltwoodite - Mindat.org

    www.mindat.org/gm/716 A striking CABINET-SIZED specimen with two sprays of lustrous and bright golden-yellow boltwoodite laths to 2.2 cm from the Swakopmund District of Namibia. Boltwoodite is a rare hydrated potassium uranium silicate. These are very large crystals for the species and this is older material, as the accompanying label says S.W. Africa, not Namibia. ...
  • Boltwoodite dictionary definition | boltwoodite defined

    www.yourdictionary.com/boltwoodite boltwoodite definition: Noun 1. (mineralogy) A monoclinic-sphenoidal mineral containing hydrogen, oxygen, potassium, silicon, and uranium.Origin Boltwood +‎ -ite...
  • Boltwoodite Mineral Specimens - The Arkenstone, www.iRocks.com

    www.irocks.com/minerals/.../buy-boltwoodite-fine-mineral-specimens-photos RARE08-2-02 Boltwoodite on Calcite Small Cabinet, 7.1 x 5.0 x 2.2 cm Rossing Uranium Mine, Arandis District, Erongo Region, Namibia (2 more images)
  • Boltwoodite Mineral Specimen For Sale - Dakota Matrix Minerals

    www.dakotamatrix.com/products/540/boltwoodite Boltwoodite - Clusters of yellow Boltwoodite in a 4mm vug in a thumbnail sized piece of matrix mounted in a plastic perky box. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.