搜索结果: 1-8 共查到“地质学 pyrope”相关记录8条 . 查询时间(0.046 秒)
Local Ca-Mg distribution of Mg-rich pyrope-grossular garnets synthesized at different temperatures revealed by 29Si MAS NMR spectroscopy
Local Ca-Mg distribution Mg-rich pyrope-grossular garnets synthesized different temperatures revealed 29Si MAS NMR spectroscopy
2012/4/1
Pyrope-grossular solid solutions, (Mg,Ca) Al Si O , of composition Py Gr and Py Gr were3 2 3 12 85 15 75 25
synthesized at 1000, 1200, and 1400 ?C and 30 kbars in a piston-cylinder device. The synt...
Elastic wave velocities of Mg3Al2Si3O12-pyrope garnet to 10 Gpa
Mg3Al2Si3O12 10 Gpa Elastic waveve locities
2012/3/30
ElasticwavevelocitiesofMg Al Si O pyropegarnetweremeasuredto10GPaat
3 2 3 12
ambienttemperature,usingultrasonicinterferometryina1000tonsplit-cylinder,multi-
anvilapparatus(USCA-1000).Thesampleusedi...
The high-pressure, single-crystal elasticity of pyrope, grossular, and andradite
high-pressure single-crystal elasticity of pyrope grossular andradite
2012/3/30
High-pressureBrillouinscatteringexperimentswereconductedonthreenatural,single-
crystalgarnetswithnearend-membercompositions:pyrope(Mg
Al Si O ),grossular
Al Si O ),andandradite(Ca Fe Si O ).Acousti...
Computer simulation of the infrared and Raman activity of pyrope garnet, and assignment of calculated modes to specific atomic motions
Computer simulation Raman activity of pyrope garnet specific atomic motions
2012/4/1
The lattice dynamics computer code PARAPOCS was successfully used to calculate the 240 vibrational frequencies of pyrope garnet, Mg3Al2Si3O12, at ambient conditions. The atomic displacement vectors (e...
Molar volumes of mixing of almandine-pyrope and almandine-spessartine garnets and the crystal chemistry and thermodynamic-mixing properties of the aluminosilicate garnets
Molar volumes almandine-pyrope almandine-spessartine garnets crystal chemistry thermodynamic-mixing properties aluminosilicate garnets
2012/4/5
Thealuminosilicategarnetbinariesalmandine-pyropeandalmandine-spessartinewerestudiedbypowderX-rayandFeMo!§ssbauermethods.Re?nementsoftheunit-cellcon
stantsalongthealmandine-pyropejoinshowthatthevolume...
Dehydrogenation experiments have been performed on natural pyrope megacrysts (PY7oAlmI6GrI4) containing 22-112 ppm total H20 by weight (H/Si is from 0.00035 to
0.0018). The concentrations ofOH in pyr...
Single-crystal IR spectroscopy of pyrope-almandine garnets with minor amounts of Mn and Ca
Single-crystal IR spectroscopy pyrope-almandine garnets minor amounts Mn and Ca
2012/4/5
MgH-FeH substitution in the dodecahedral interstice ofeightnatural singlecrystalsand two synthetic polycrystalline garnets wasinvestigated bymeasurementofmid-and far-infrared (IR) reflectance spectra ...
Dispersion relations of acoustic phonons in pyrope garnet: Relationship between vibrational properties and elastic constants
Dispersion relations acoustic phonons pyrope garnet Relationship properties elastic constants
2012/4/5
Coherent inelastic neutron scattering measurements have been performed on a natural garnet pyrope from the Dora Maira Massif, Italian Western Alps, [(M&.92Feo.osCao.o3)3Al2Si3012, space group Ia'Jd, Z...