Thermodynamics and stability of pseudobrookite-type MgTi2O5 (karrooite)

American Mineralogist

Volumn 87, Issue 5-6, 2002, Pages 658-667

  Xirouchakis, Dimitrios ^a   Smirnov, Alexander ^a   Woody, Kelly ^a   Lindsley, Donald H ^a   Andersen, David J ^a  

^a NASA JOHNSON SPACE CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CALCIUM OXIDE; FREE ENERGY; GIBBS FREE ENERGY; MAGNESIA; OLIVINE; SILICA; SINGLE CRYSTALS; SPECIFIC HEAT; THERMOANALYSIS; TITANIUM DIOXIDE;

BEARING REACTION; CRYSTALLINE PHASE; HIGH TEMPERATURE; MODEL PARAMETERS; OXIDE SOLID SOLUTION; SINGLE CRYSTAL X-RAY DIFFRACTION; THERMODYNAMIC DATA; VOLUME EQUATIONS;

OXIDE MINERALS;

CRYSTALLIZATION; GIBBS FREE ENERGY; HIGH PRESSURE; HIGH TEMPERATURE; KARROOITE; STABILITY ANALYSIS; THERMODYNAMICS;

EID: 0036367133     PISSN: 0003004X     EISSN: None     Source Type: Journal    
DOI: 10.2138/am-2002-5-608     Document Type: Article

References (48)

1. QUILF: A Pascal program to assess equilibria among Fe-Mg-Mn-Ti oxides, pyroxenes, olivine, and quartz
2. Mathematical representation of thermodynamic properties in binary systems and solution of Gibbs-Duhem equation
3. 5
4. Industrial applications of silica
5. 2
6. 2
7. Definition and range of composition of naturally occurring minerals with the pseudobrookite structure
8. 5
9. Possible compositions for lunar picritic glasses: Ilmenite vs. karrooite
10. 4 olivine
11. Chemistry and liquidus phase relations of Apollo 15 red glass: Implications for the deep lunar interior
12. 2 systems
13. Armalcolite stability as a function of pressure and oxygen fugacity
14. Thermochemistry of oxide minerals
15. 5)
16. Armalcolite-bearing, Ti-rich metasomatic assemblages in harzburgitic xenoliths from the Kerguelen Islands: Implications for the oceanic mantle budget of high-field strength elements
17. Classification, experimental petrology and possible volcanic histories of the Apollo 11 high-K basalts
18. Recommended standard electrochemical potentials and fugacities of oxygen for solid buffers and thermodynamic data in the systems iron-silicon-oxygen, nickel-oxygen, and copper oxygen
19. Oxide mineralogy of the upper mantle
20. Armalcolite in crustal paragneiss xenoliths, central Mexico
21. Effects of pressure on order-disorder reactions
22. Composition and temperature dependence of cation ordering in Ni-Mg olivine solid solutions: A time-of-flight neutron powder diffraction and EXAFS study
23. A chemical and physical model for the genesis of lunar rocks: Part II, Mare basalts
24. Temperature dependent cation ordering in minerals with the pseudobrookite structure observed by in situ neutron diffraction
25. The stability of armalcolite: Experimental studies in the system MgO-Fe-Ti-O
26. Crystallization studies of lunar igneous rocks: Crystal structures of synthetic armalcolite
27. 2 in basalts
28. Repeating patterns in mineral energetics
29. 5
30. High temperature heat contents of magnesium orthotitanate and magnesium dititanate
31. Lunar samples
32. The crystal structure of pseudobrookite
33. Measurement and thermodynamic evaluation of phase equilibria in the Mg-Ti-O system
34. Spinels as petrogenetic indicators: Activity-composition relations at low pressures
35. Chemical reactions in crystal
36. Chemical reactions in crystals: Corrections and clarification
37. Low temperature heat capacities and entropies at 298. 16 K of magnesium orthotitanate and magnesium dititanate
38. Experimental constraints on the origin of lunar high-Ti ultrarmufic glasses
39. 2
40. 5 by time-of-flight neutron powder diffraction
41. Equilibria among titanite, hedenbergite, fayalite, quartz, ilmenite, and magnetite: Experiments and internally consistent thermodynamic data for titanite
42. The effect of titanium on the silica content and on mineral-liquid partitioning of mantle-equilibrated melts
43. 5
44. 5, with different ordering states