## 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. |

### From inside the book

Results 1-3 of 29

Page 66

4 ; the internal energies of these crystals , AE ( 4a ) , AE ( 4b ) , and AE ( 4c ) ,

horizontal A - B intralayer pairs ( subject to periodic boundary conditions ) and

then ...

4 ; the internal energies of these crystals , AE ( 4a ) , AE ( 4b ) , and AE ( 4c ) ,

**respectively**, were calculated by counting the vertical A = B interlayer pairs andhorizontal A - B intralayer pairs ( subject to periodic boundary conditions ) and

then ...

Page 134

Energy parameters MS - 1 for Eq . ( 1 ) a O Si 9 , el a , À b , Å -1.3 1.727 0.150

45.6 +2.6 0.962 0.050 0.0 Å3 kJ1 / 2 mol - 1 / 2 a fo is equal to 1 when energy

andlength are measured in kcal / mol and Å ,

106 ...

Energy parameters MS - 1 for Eq . ( 1 ) a O Si 9 , el a , À b , Å -1.3 1.727 0.150

45.6 +2.6 0.962 0.050 0.0 Å3 kJ1 / 2 mol - 1 / 2 a fo is equal to 1 when energy

andlength are measured in kcal / mol and Å ,

**respectively**. In cgs , fo = 6.948 x106 ...

Page 195

The moments obtained are 0.00 ( 8 ) , 0.48 ( 8 ) , and 0.26 ( 9 ) ug for 01 , 02 , and

03 ,

observed magnetic structure factors and those given by the first model is not ...

The moments obtained are 0.00 ( 8 ) , 0.48 ( 8 ) , and 0.26 ( 9 ) ug for 01 , 02 , and

03 ,

**respectively**. A map showing the difference Fourier transform between theobserved magnetic structure factors and those given by the first model is not ...

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Contents

Incommensurate Phase Transitions in Quartz and Berlinite | 17 |

Phase Separation in Quadrilateral Pyroxenes and Olivines | 39 |

Multicritical Phase Relations in Minerals | 60 |

Copyright | |

7 other sections not shown

### Other editions - View all

Structural and Magnetic Phase Transitions in Minerals S. Ghose,J.M.D. Coey,E. Salje Limited preview - 2012 |

### 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 Lindsley lower mantle magnetic magnetic order 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