搜索结果: 1-15 共查到“矿床学与矿相学 chemistry”相关记录48条 . 查询时间(0.122 秒)
Physico-chemistry of continental bentonites and kaolin for ceramic applications
Physico-chemistry continental bentonites kaolin ceramic applications
2012/3/14
Physico-chemistry of continental bentonites and kaolin for ceramic applications.
The Chemistry of Cosmetic and Therapeutic Clays from Isinuka Springs in Port St Johns, South Africa
The Chemistry of Cosmetic and Therapeutic Clays from Isinuka Springs in Port St Johns, South Africa
2012/3/14
The Chemistry of Cosmetic and Therapeutic Clays from Isinuka Springs in Port St Johns, South Africa.
Some aspects of organo-clay chemistry that have interested a growing number of scientists are reviewed and discussed. Particular attention is directed to published evidence for the "reality" of clay c...
Geophagic clays: their mineralogy, chemistry and possible human health effects
Geophagic clays their mineralogy chemistry possible human health effects
2012/3/14
Geophagic clays: their mineralogy, chemistry and possible human health effects.
Journal of Radioanalytical and Nuclear Chemistry, 2005–2009: a citation-based bibliography and impact analysis using Hirsch-type statistics
Nuclear Chemistry bibliography Hirsch-type statistics
2011/11/11
All papers published in the Journal of Radioanalytical and Nuclear Chemistry (JRNC) in the period 2005–2009 (source dataset) and all papers citing these papers and published in other journals (target ...
The Crystal Structure and Chemistry of Several Palygorskite Samples with Different Geneses
Palygorskite Crystal Structure
2011/11/4
The structure, chemical composition, and properties of palygorskites from several deposits in the Russian Federation, Ukraine, Uzbekistan, and Slovakia have been investigated by transmission electron ...
The Surface Chemistry of Imogolite
Adsorption Basic Stern Model Bond Valence Chloride Imogolite Point-of-Zero Charge Surface Charge
2011/12/2
Abstract: Imogolite is a tubular aluminosilicate which is common in Andosols and Spodosols. The high pH at point-of-zero charge at the outer parts of the tube and the anomalously high chloride adsorpt...
Mechanisms and Crystal Chemistry of Oxidation in Annite: Resolving the Hydrogen-Loss and Vacancy Reactions
Annite Biotite Crystal Chemistry Differential Thermal Analysis Ferrioxyannite Gas Chromatography Mossbauer Spectroscopy
2011/12/5
Abstract: A synthetic octahedral-site-vacancy-free annite sample and its progressive oxidation, induced by heating in air, were studied by powder X-ray diffraction (pXRD), Mössbauer spectroscopy,...
Structural Chemistry of Fe, Mn, and Ni in Synthetic Hematites as Determined by Extended X-Ray Absorption Fine Structure Spectroscopy
EXAFS Fe Oxides Hematite Metal Substitution Trace Elements XAS XRD
2011/12/6
Abstract: The incorporation of transition metals into hematite may limit the aqueous concentration and bioavailabity of several important nutrients and toxic heavy metals. Before predicting how hemati...
Eocene and Oligocene Otay-Type Waxy Bentonites of San Diego County and Baja California: Chemistry, Mineralogy, Petrology and Plate Tectonic Implications
Chemistry Mineralogy Otay Bentonite Plate Tectonics Volcanism Waxy Bentonite
2011/12/2
Abstract: Otay-type waxy bentonites of San Diego County are illite-smectite (I-S) with 85% dioctahedral smectite mixed with dioctahedral illite showing a Reichweite of 0. Primary or secondary waxy ben...
Fe,Mg,Mn-bearing phosphates in the GRA 95209 meteorite: Occurrences and mineral chemistry
Fe,Mg,Mn-bearing phosphates GRA95209 meteorite Occurrences mineral chemistry
2012/4/1
Two large regions of Fe,Mg,Mn-bearing phosphates, together with metal and various silicate phases,
have been observed in the GRA 95209 meteorite (a primitive achondrite belonging to the acapulcoite(R...
Diogenites as asteroidal cumulates: Insights from spinel chemistry
asteroidal cumulates spinel chemistry orthopyroxene
2012/3/31
The chemical composition of spinel was determined for a suite of 19 diogenites (orthopyroxenites)
thought to be from asteroid 4 Vesta. Previous studies (Fowler et al. 1994, 1995) of orthopyroxene
de...
Comparative high-pressure crystal chemistry of karrooite, MgTi2O5, with different ordering states
high-pressure different ordering states
2012/3/30
Twokarrooitecrystals,onewithadisorderparameter(X TicontentintheM1site)
of0.070(5)andtheotherwith X 0.485(5),weremountedtogetherinonediamond-anvil
cellandstudiedbysingle-crystalX-raydiffractionatseve...
Chemistry and genetic implications of tourmaline and Li-F-Cs micas from the Valdeflores area (Cáceres, Spain)
Valdeflores area tourmaline-rich rocks Li-F-Cs
2012/3/30
Pervasivemetasomatismthatinvolvedtheformationoftourmaline-richrocksandin?ux
ofLi,F,andCsintoOrdovicianpsammo-peliticmetasedimentsoccurredintheValde?ores
area(Ca!ceres,Spain).NumerousLi-andSn-bearing...
Crystal chemistry of Mg-, Fe-bearing muscovites-2M1
Crystal chemistry Mg-, Fe-bearing muscovites-2M1
2012/3/31
Phengitic muscovite-2 M1crystals [[12](K0.88 20.99Na0.01 20.09Ca0.00 20.06Ba0.00 20.01)[6](Al1.64 21.88Fe210.06 20.29Fe Mg0.00 20.16Mn0.00 20.07Ti0.00 20.06)[4](Si2.87 23.30Al0.70 21.13)(OH)1.56 22.07...