Crystal structure and refined formula of garyansellite Mg2Fe3+(PO4)2(OH) · 2H2O
- Авторлар: Zubkova N.1, Pekov I.1, Kasatkin A.2, Chukanov N.3, Ksenofontov D.1, Pushcharovsky D.1
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Мекемелер:
- Moscow State University
- Fersman Mineralogical Museum
- Institute of Problems of Chemical Physics
- Шығарылым: Том 467, № 1 (2016)
- Беттер: 299-302
- Бөлім: Geochemistry
- URL: https://journals.rcsi.science/1028-334X/article/view/188193
- DOI: https://doi.org/10.1134/S1028334X16030235
- ID: 188193
Дәйексөз келтіру
Аннотация
Single-crystal study of the structure (R = 0.0268) was performed for garyansellite from Rapid Creek, Yukon, Canada. The mineral is orthorhombic, Pbna, a = 9.44738(18), b = 9.85976(19), c = 8.14154(18) Å, V = 758.38(3) Å3, Z = 4. An idealized formula of garyansellite is Mg2Fe3+(PO4)2(OH) · 2H2O. Structurally the mineral is close to other members of the phosphoferrite–reddingite group. The structure contains layers of chains of M(2)O4(OH)(H2O) octahedra which share edges to form dimers and connected by common edges with isolated from each other M(1)O4(H2O)2 octahedra. The neighboring chains are connected to the layer through the common vertices of M(2) octahedra and octaahedral layers are linked through PO4 tetrahedra.
Негізгі сөздер
Авторлар туралы
N. Zubkova
Moscow State University
Хат алмасуға жауапты Автор.
Email: n.v.zubkova@gmail.com
Ресей, Moscow
I. Pekov
Moscow State University
Email: n.v.zubkova@gmail.com
Ресей, Moscow
A. Kasatkin
Fersman Mineralogical Museum
Email: n.v.zubkova@gmail.com
Ресей, Moscow
N. Chukanov
Institute of Problems of Chemical Physics
Email: n.v.zubkova@gmail.com
Ресей, Chernogolovka, Moscow oblast
D. Ksenofontov
Moscow State University
Email: n.v.zubkova@gmail.com
Ресей, Moscow
D. Pushcharovsky
Moscow State University
Email: n.v.zubkova@gmail.com
Ресей, Moscow