Structural and Magnetic Phase Transitions in MineralsThis volume in Advances in Physical Geochemistry presents the latest synthesis of theory and experimental data pertaining to structural and magnetic phase transitions in a variety of geochemically important minerals. The book is the first to cover the impact of this rapidly progressing area of solid state physics in earth sciences and reflects its growing significance for mineralogy and petrology. |
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Page 236
The basic and higher polytypes are < > , < I > and < 12 > , < 14 > , < 15 > , < 2 > ,
< 23 > , etc. , respectively . A further basic polytype consists of a fully disordered
spin system , which we call the paraphase . The striking feature of the description
...
The basic and higher polytypes are < > , < I > and < 12 > , < 14 > , < 15 > , < 2 > ,
< 23 > , etc. , respectively . A further basic polytype consists of a fully disordered
spin system , which we call the paraphase . The striking feature of the description
...
Page 238
We also thank all participants in the polytype workshop in Cambridge (1986) for
their interesting contributions, which stimulated ... References Agarwal, V.K.,
Chada, G.K., and Trigunayat, G.C. (1970) Crystal structures of three polytypes of
lead ...
We also thank all participants in the polytype workshop in Cambridge (1986) for
their interesting contributions, which stimulated ... References Agarwal, V.K.,
Chada, G.K., and Trigunayat, G.C. (1970) Crystal structures of three polytypes of
lead ...
Page 243
... 167, 185 Order parameters, 2-14 PA, see generalized point approximation
Paramagnetism, 159, 193-194 Pbl2 the heat capacity of, 222 polytypes in, 220-
221 polytypic phase transition, 217-237 Perovskite CaSiO,, 101 MgSiO,, 92-109
bulk ...
... 167, 185 Order parameters, 2-14 PA, see generalized point approximation
Paramagnetism, 159, 193-194 Pbl2 the heat capacity of, 222 polytypes in, 220-
221 polytypic phase transition, 217-237 Perovskite CaSiO,, 101 MgSiO,, 92-109
bulk ...
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Contents
Incommensurate Phase Transitions in Quartz and Berlinite | 17 |
Phase Separation in Quadrilateral Pyroxenes and Olivines | 39 |
Multicritical Phase Relations in Minerals | 60 |
Copyright | |
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Other editions - View all
Structural and Magnetic Phase Transitions in Minerals S. Ghose,J.M.D. Coey,E. Salje Limited preview - 2012 |
Structural and Magnetic Phase Transitions in Minerals S. Ghose,J.M.D. Coey,E. Salje Snippet view - 1988 |
Common terms and phrases
antiferromagnetic appears applied approximation atoms axis Ballet behavior bond calculated cation Chem chemical cluster Coey components composition constant corresponding coupling critical crystal decreases density dependence described determined diffraction direction disordered Dolino effect electron energy equilibrium estimated et al exchange experimental experiments Fe2+ Fe3+ ferromagnetic field function Ghose give given heat ilvaite inc phase increases indicate interactions ions iron lattice layers lower mantle magnetic magnetic order magnetic structure materials measurements Mineral mode Mössbauer natural neutron observed obtained occur octahedral olivines order parameter pairs perovskite phase diagrams phase transition Phys physical pigeonite polytypes positions possible potential predicted pressure properties pyroxenes quartz range respectively Salje sample shown shows silicates solid solution space group spin stability structure symmetry Table temperature theory thermodynamic tion transformation unit variation