| | Report (issue) | ZnFe3+2O4 Franklinite Crystal Data: Cubic. Point Group: 4/m 3 2/m. Typically, as octahedra, commonly...Russia. From the Koduru manganese mine, Srikakulam district, Andhra Pradesh, India. At the Bonnie prospect... 193. (3) Burke, E.A.J. and C. Kieft (1972) Franklinite from Langban, Sweden: a new occurrence. Lithos...T. and T. Kubo (1979) Cation distribution in franklinite by nuclear magnetic resonance. Amer. Mineral...(1999) Cation distribution in natural Zn-spinels: franklinite. Eur. J. Mineral., 11, 501-511. Mineralogical | | | Journal (issue) | with pink willemite, white calcite, and black franklinite. 'Some veins of garnet also appear along the...but the middle is dominated by willemite and franklinite. (Cent.) —5— www.FOMSNJ.org The contents of...4.0 International License. The pure black franklinite grains, forming the darkest colored areas, are...minerals. Unlike its dull associate, however, franklinite has the glittering sheen associated with a metallic...attract the observer's eye. The sparkling of these franklinite surfaces resembles the effect produced by the | | | Book | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...geological environment. solidified. In some basalts of India and Brazil, these cavities are large enough for...mineral pigments. LEFT: Malachite, Bwana M’Kubwa Mine, Ndola, Copperbelt, Zambia * 22 x 26 x 16 cm 22...Namibia * 20 x 18 x 14 cm Bladed stibnite, Ichinokawa Mine, Saijo, Shikoku, Japan * 10 x 1 x 1 om Acicular...Brazil * 5 x 3 x 0.6 cm Platy muscovite, José Pinto Mine, Jaguaracu, Minas Gerais, Brazil * 12 x 19 x 6 cm | | | Book | periods of stability PLANET | 114 San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 om are uncommon...geological environment. solidified. In some basalts of India and Brazil, these cavities are large enough for...mineral pigments. LEFT: Malachite, Bwana M’Kubwa Mine, Ndola, Copperbelt, Zambia * 22 x 26x 16 cm 22...* 20 x 18 x 14. cm Bladed stibnite, Ichinokawa Mine, Saijo, Shikoku, Japan * 10 x 1x 1 om Acicular...hematite with iridescent limonite coating, Parcocha Mine, Bilbao, Spain * 19 x 19 x 16 cm Goethite, Tintic | | Li, Yanzhang, Li, Yan, Xu, Xiaoming, Ding, Cong, Chen, Ning, Ding, Hongrui, Lu, Anhuai (2019) Structural disorder controlled oxygen vacancy and photocatalytic activity of spinel-type minerals: A case study of ZnFe2O4. Chemical Geology, 504. 276-287 doi:10.1016/j.chemgeo.2018.11.022 | Journal (article/letter/editorial) | other extraterrestrial planets. In this study, franklinite (ZnFe2O4, abbreviated as ZFO), a kind of Fe-spinel...Yang J. K., Singh J., Choi E. H., Shiratani M., Koduru J. R. and Attri P. (2017) Biogenic reductive preparation |
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