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Saponite from the Emet Colemanite Mines, Kutahya, Turkey
Colemanite Emet Esbey Hisarcik Saponite Trioctahedral Smectite
2011/12/6
Abstract: Clay mineralogy and whole-rock chemistry of the borate-bearing layers of the Hisarcik and Esbey mines were examined. The Hisarcik clays occur as laminated or unlaminated clay layers with sha...
Compositional Gap in Dioctahedral-Trioctahedral Smectite System: Beidellite-Saponite Pseudo-Binary Join
Beidellite-Saponite Join Compositional Gap Hydrothermal Experiment Mixed-Layer Phases
2011/12/8
Abstract: A series of hydrothermal experiments were performed to determine the phase relations on the beidellite-saponite pseudo-binary join. Quenched glasses with stoichiometric dehydrated compositio...
HRTEM evidence for the process and mechanism of saponite-to-chlorite conversion through corrensite
chlorite-smectite saponite-to-chlorite conversion corrensite
2012/3/31
To elucidate the process and mechanism of the prograde conversion of saponite to chlorite through
corrensite, the microstructures of a series of chlorite-smectite (C-S) mixed-layer samples from Kamik...
Hydrothermal Synthesis of Corrensite: A Study of the Transformation of Saponite to Corrensite
Chlorite Corrensite Hydrothermal Synthesis Randomly Interstratified Chlorite-Smectite Saponite X-ray Diffraction
2011/12/7
Abstract: Hydrothermal synthesis experiments were conducted to study the transition from smectite to corrensite. A mixture of oxides with the bulk composition of corrensite—Na0.4(Si6.4Al1.6)(Mg7..8Al1...
Hydrothermal Crystallization of Ammonium-Saponite at 200C and Autogenous Water Pressure
Cation Exchange Capacity Saponite Synthesis X-ray Diffraction X-ray Fluorescence
2011/12/1
Abstract: The effects of reaction time (2 to 72 h) and NH4+/Al3+ molar ratio (1.6, 2.4 and 3.2) on the hydrothermal synthesis of ammonium-saponites are investigated. The gels are obtained by mixing po...
Characterization of the Solids Obtained by Pillaring of Griffithite (High Iron Content Saponite) with Al-Oligomers
Al13-Keggin Polycation Griffithite Iron-Saponite Pillaring Porosity Saponite
2011/12/22
Abstract: Griffithite, a high Fe content saponite (Griffith Park, California) was pillared with Al polymeric solutions, using different Al/clay ratios. The cation exchange began when Al-polycation sol...
Corrensite: A single phase or a mixed-layer phyllosilicate in the saponite-to-chlorite conversion series? A case study of Sancerre-Couy deep drill hole
Corrensite single phase mixed-layer phyllosilicate saponite-to-chlorite conversion series case study Sancerre-Couy hole
2012/4/1
Transmission electron microscopy (TEM) , analytical electron microscopy (AEM), and
decomposition-simulation of X-ray diffraction (XRD) patterns were used to characterize
trioctahedral clay from Sanc...
Acid Activation of a Ferrous Saponite (Griffithite): Physico-Chemical Characterization and Surface Area of the Products Obtained
Acid activation Ferrous saponite Free silica Surface area
2011/12/29
A ferrous saponite (griffithite) from Griffith Park (California, USA) was treated with solutions of HCl (0.62, 1.25 and 2.5% by weight) at 25°C for 2, 6, 24 and 48 hours. The resulting solids were cha...
Characterization of Mg-Saponites Synthesized from Gels Containing Amounts of Na+, K+, Rb+, Ca2+, Ba2+, or Ce4+ Equivalent to the CEC of the Saponite
Cation exchange capacity Saponite Synthesis Thermal analysis X-ray powder diffraction
2011/12/1
Abstract: Saponites were hydrothermally grown in the presence of amounts of NH4+, Na+, K+, Rb+, Ca2+, Ba2+, and Ce4+ equivalent with the CEC of the saponite (155 meq/100 g), with or without F-, at a t...
hk-Ordering in Aluminous Nontronite and Saponite Synthesized Near 90°C: Effects of Synthesis Conditions on Nontronite Composition and Ordering
Beidellite Electron diffraction High-resolution electron microscopy hk-order Lattice imaging Layer stacking Nontronite Nontronite synthesis Saponite
2011/12/28
In studies on the fate of aluminium in the environment, nontronite and saponite have been obtained by synthesis in reducing alkaline conditions close to those prevailing in poorly drained soils develo...
Properties and Characterization of Al2O3 and SiO2-TiO2 Pillared Saponite
Adsorption Clays Cross-linking MASNMR Montmorillonite Pillared clay Saponite Smectite
2011/12/30
A saponite pillared with a single (Al2O3) or a mixed (SiO2-TiO2) oxide exhibited basal spacings of 16–19 and 30–40Å, respectively. The pillared structures were found to be stable up to 700°C. Wa...
Saponite and Vermiculite in Amygdales of the Granby Basaltic Tuff, Connecticut Valley
Amygdales Basalt Fe-rich smectite Saponite Saponite-vermiculite intermediate Smectite Vermiculite
2011/11/30
Abstract: Clay of apparent hydrothermal origin that fills amygdales in the Granby Basaltic Tuff (Lower Jurassic) of the Connecticut Valley was analyzed and found to consist of two exceptionally well-c...
Dehydration and Rehydration of Saponite and Vermiculite
Cation migration Dehydration Hydration energy Interlayer cations Rehydration Saponite Vermiculite
2011/12/31
The rehydration properties and behavior of interlayer cations of Ca-, Mg-, Na-, and K-saturated homoionic saponite and vermiculite heated at various temperatures were examined and their rehydration me...
Adsorption Properties of Montmorillonite and Synthetic Saponite as Packing Materials in Liquid-Column Chromatography
Adsorption Electronic absorption Liquid-column chromatography Montmorillonite Ruthenium phenanthroline Saponite
2012/1/10
The adsorption of tris(1,10-phenanthroline)-ruthenium(II) (Ru(phen)32+) by two kinds of colloidally dispersed clays, sodium montmorillonite and synthetic saponite, was studied by spectrophotometric an...
Ferrian Saponite in a Gabbro Saprolite at Mont Megantic, Quebec
Ferric iron Genesis Oxidation Saponite Saprolite Weathering
2012/1/9
Gabbroic saprolite at Mont Mégantic, Quebec, was studied in detail mineralogically to gain a better understanding of the origin of ferruginous smectite reported previously from these rocks. The parent...