Kozoite-(La), La(CO_3)(OH), a new mineral from Mitsukoshi, Hizen-cho, Saga Prefecture, Japan
スポンサーリンク
概要
- 論文の詳細を見る
Kozoite-(La), (La, Nd, Ca)(CO3)[(OH), (H2O)], occurs in cavities of alkali olivine basalt at Mitsukoshi, Hizen-cho, Higashi Matsuura-gun, Saga Prefecture, Japan. Minute crystals of kozoite-(La) form a spherical aggregate with kozoite-(Nd). Concentric zoning textures of kozoite-(La) and kozoite-(Nd) can be observed on the fracture of the spherical aggregate. Kozoite-(La) is the La-analogue of kozoite-(Nd) and is a new member of ancylite group minerals. It is orthorhombic, Pmcn, a = 4.986(4) Å, b = 8.513(6) Å, c = 7.227(10) Å, V = 306.7(6) Å3, Z = 4. The three strongest lines in the powder XRD patterns [d(Å), I/I0, hkl] are (4.31, 100, 110 and 020); (3.69, 72, 111 and 021) and (2.93, 57, 121 and 102).
- 日本鉱物科学会の論文
- 2003-08-01
著者
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MATSUBARA Satoshi
Department of Geology and Paleontology, National Museum of Nature and Science
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MIYAWAKI Ritsuro
Department of Geology and Paleontology, National Museum of Nature and Science
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Matsubara Satoshi
Department Of Geology And Paleontology National Museum Of Nature And Science
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Miyawaki R
Department Of Geology And Paleontology National Museum Of Nature And Science
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Miyawaki Ritsuro
Department Of Geology And Paleontology National Science Museum
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Yokoyama Kazumi
Department Of Geology And Paleontology National Museum Of Nature And Science
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Yokoyama Kazumi
Dep. Of Geology And Paleontology National Museum Of Nature And Sci.
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IWANO Shoichiro
Fukuoka Ishinokai (an amateur mineral group in Fukuoka)
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HAMASAKI Kazuhiro
Fukuoka Ishinokai (an amateur mineral group in Fukuoka)
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YUKINORI Isao
Fukuoka Ishinokai (an amateur mineral group in Fukuoka)
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Miyawaki Ritsuro
Department Of Geology And Paleontology National Museum Of Nature And Science
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