...T. W. Stern; Alice Dowse Weeks Abstract Bayleyite, Mg 2 UO 2 (CO 3 ) 3 ·18H 2 O, is one of three new uranium minerals first described from the Hillside mine, Yavapai County, Arizona, by Axelrod, Grimaldi, Milton, and Murata (1951). The minerals occurred at the 300-ft level of the mine...

... previously known only from Wyoming and Czechoslovakia. The new species are named andersonite, swartzite, and bayleyite; they are, respectively, hydrous uranyl carbonates of sodium and calcium, of calcium and magnesium, and of magnesium, all of general formula X 4 UO 2 (CO 3 ) 3 · n H 2 O, where X 4...

..., Utah, USA, in areas with abundant andersonite, natrozippeite, gypsum, anhydrite, and probable hydromagnesite along with other secondary uranium minerals bayleyite, čejkaite and johannite. The new mineral occurs as aggregates of pale yellow bladed crystals flattened on {001} and elongated along [010...

... minerals including tyuyamunite, uranophane, bayleyite, andersonite, schoepite, liebigite, swarlzite, and schroeckingerite have been identified. Azurite and malachite are also associated in some of the uranium occurrences in Lower Siwaliks. The sedimentological, geochrmical, and tectonic attributes...

... massive. Tabular crystals of 3 cm have been observed at the Shinkolobwe mine ( Pagoaga et al. 1987 ). Swartzite is found in association with bayleyite, andersonite and schrockingerite. It has only a narrow field of stability in the system Ca 2+ – Mg 2+ – [UO 2 (CO 3 ) 3 ] 4− – H 2 O ( Mereiter...

... per unit cell are listed in Table 1 . The structure with the lowest information content is that of rutherfordine, with 15.65 bits per unit cell. Bayleyite, línekite, and braunerite have information contents exceeding 1000 bits per unit cell, with braunerite being the second-most complex uranyl...

... ( Mereiter, 1986 a ), swartzite, CaMg[(UO 2 )(CO 3 ) 3 ](H 2 O) 12 ( Mereiter, 1986 b ), andersonite, Na 2 Ca[(UO 2 )(CO 3 ) 3 ](H 2 O) 5 ] ( Mereiter, 1986 c ), bayleyite, Mg 2 [(UO 2 )(CO 3 ) 3 ] (H 2 O) 18 ( Mayer and Mereiter, 1986 ), roubaultite, [Cu 2 (UO 2 ) 3 (CO 3 ) 2 O 2 (OH) 2 ](H 2 O) 4...

... O) 5 ( Mereiter 1986b ), andersonite, Na 2 Ca[(UO 2 )(CO 3 ) 3 ](H 2 O) 6 ( Mereiter 1986c ), and bayleyite, Mg 2 [(UO 2 )(CO 3 ) 3 ](H 2 O) 18 ( Mayer & Mereiter 1986 ) all contain this finite cluster. In each structure, the uranyl tricarbonate clusters are interconnected by low-valence...

... from andersonite [Na 2 Ca(UO 2 )(CO 3 ) 3 ·6H 2 O] ( Frost et al. 2004b ; Gurzhiy et al. 2018 ; Kalashnyk et al. 2018 ), bayleyite [Mg 2 (UO 2 )(CO 3 ) 3 ·18H 2 O] ( Colmenero 2020 ; Mayer and Mereiter 1986 ; Škácha et al. 2014 ), liebigite [Ca 2 (UO 2 ) (CO 3 ) 3 ·11H 2 O] ( Frost et al. 2005e...

... from 273 to 298 K (Table 1 ). The authors did not include experimental details or auxiliary calculations for their reported Δ G ° f and Δ H ° f values and their resulting solubility product for andersonite differs widely from those of bayleyite, swartzite, and liebigite, the other uranyl...

..., R12W, south of Randlett; Fig. 5 ). At the time of discovery, uraninite, tobernite, autunite, uranophane, carnotite, and bayleyite, with copper minerals, were in a channel sandstone, which is more than 600 ft (183 m) long and is 300 ft (91 m) wide and 25 ft (8 m) thick. Trend of the channel sandstone...

... Pitchblende, coffinite uraninite and some secondary U-minerals (bayleyite & saleeite Pitchblende, coffinite, Tyuyamunite, uranophane Pitchblende, coffinite Adsorbed state with organic and clay impurities Ultrafine Pitchblende and adsorbed phase Mode of occurrence Fine pitchblende (V- bearing...

... out that Ca may also substitute for Na in the mineral. Abellaite adds to the list of uncommon carbonate minerals found in the galleries of the Eureka mine, such as andersonite, čejkaite, bayleyite, liebigite or schröckingerite (Abella i Creus & Viñals, 2009, 2012). Following the results...

..., arsenuranospathite, atacamaite, bayleyite, bluelizardite, bobcookite, brochantite, čejkaite, chalcanthite, chalconatronite, chinleite-(Y), covellite, cuprosklodowskite, cyanotrichite, deliensite, devilline, erythrite, eugsterite, fermiite, jarosite, johannite, klaprothite, leószilárdite, leydetite, magnesioleydetite...

... (SO 4 ) 4 ·(Na,Cu)Cl X Ephemeral fumarole mineral ponomarevite K 4 Cu 4 OCl 10 X Ephemeral fumarole mineral aubertite Cu 2+ Al(SO 4 ) 2 Cl·14H 2 O X Water-soluble supergene mineral bayleyite Mg 2 (UO 2 )(CO 3 ) 3 ·18H 2 O X Water-soluble supergene mineral caracolite...

... on the surfaces of mine walls. Markeyite occurs on asphaltum with calcite, gypsum, and natrozippeite. Other secondary minerals in the general assemblage are: ammoniozippeite, andersonite, anglesite, aragonite, arsenuranospathite, atacamaite, bayleyite, bluelizardite, bobcookite, brochantite, čejkaite...

... Mg(UO 2 )(CO 3 ) 3 ·6H 2 O andersonite [Na 2 Ca(UO 2 )(CO 3 ) 3 ·6H 2 O] K 2 Mg 3 [(UO 2 )(CO 3 ) 3 ] 2 ·7H 2 O línekite [K 2 Ca 3 [(UO 2 )(CO 3 ) 3 ] 2 ·7H 2 O] Fe 2 (UO 2 )(CO 3 ) 3 ·18H 2 O bayleyite [Mg 2 (UO 2 )(CO 3 ) 3 ·18H 2 O] Mg 2 (UO 2 )(CO 3 ) 3 ·11H 2 O liebigite [Ca 2 (UO 2...

.... Leószilárdite is the product of post-mining oxidation of primary minerals in the humid underground environment. It occurs in areas with abundant andersonite, natrozippeite, gypsum, anhydrite, and probable hydromagnesite along with other secondary uranium minerals bayleyite, čejkaite, johannite, and chalcanthite...

...) ( Gordillo et al. 1966 ) ? C. Alteration of mine tunnel walls Andersonite Na 2 Ca(UO 2 )(CO 3 ) 3 ·6H 2 O Hillside mine, Yavapai County, Arizona (type) ( Axelrod et al. 1951 ) ? Bayleyite Mg 2 (UO 2 )(CO 3 ) 3 ·18H 2 O Hillside mine, Yavapai County, Arizona (type) ( Axelrod et al. 1951...

... four of these hydrated uranium carbonate species are known from more than 30 localities: andersonite [Na 2 Ca(UO 2 )(CO 3 ) 3 ·6H 2 O], bayleyite [Mg 2 (UO 2 )(CO 3 ) 3 (H 2 O) 12 ·6H 2 O], liebigite [Ca 2 (UO 2 )(CO 3 ) 3 ·11H 2 O], and schrockingerite [NaCa 3 (UO 2 )(SO 4 )(CO 3 ) 3 F·10H 2 O...