Review of flotation of feldspar
Much of the published information on feldspar flotation relates to fundamental studies seeking to elucidate the mechanism of the separation and recovery of feldspar with anionic or cationic collectors and activators. However, the separation schemes currently being used industrially are largely the same as those first proposed 60 …
The role of alkaline earth cations in flotation separation of …
The flotation responses of quartz and feldspar with alkylsulfonates' collectors in the presence of some alkaline earth metals were studied. The activation mechanism in these systems is discussed in terms of hemimicellization and surface precipitation of neutral component of cation-sulfonate complex, e.g. Ca(OH)RSO 3.. …
Removal of dolomite and potassium feldspar from apatite …
@article{Yu2023RemovalOD, title={Removal of dolomite and potassium feldspar from apatite using simultaneous flotation with a mixed cationic-anionic collector}, author={Haoyong Yu and Yangge Zhu and LiangZe Lu and Xiaoxing Hu and Songqing Li}, journal={International Journal of Mining Science and Technology}, year={2023}, …
Review of flotation of feldspar
Abstract. This paper reviews the application of flotation for the separation of feldspar from the other minerals with which it naturally occurs (such as quartz, clay minerals, mica, ilmenite, rutile, anatase and magnetite) as well as the separation of the individual feldspar minerals themselves. Much of the published information on feldspar ...
Selective flotation separation of spodumene from feldspar …
The lithium pegmatite ore for batch flotation was also from the Jiajika Lithium Mine. The multi-elemental chemical analysis of the ore was conducted by acid dissolution and Atomic Absorption Spectroscopy (AAS) and Inductively Coupled Plasma Mass Spectrometry (ICP-MS), and the analysis results are shown in Table 2.As shown in Table …
A Comparative Study of Quartz and Potassium Feldspar Flotation …
An improved method for producing high-purity quartz (Qtz) and potassium feldspar (Kfs) concentrates was developed using various chemical reagents. Froth flotation experiments on a Qtz–Kfs mixture showed that quartz could be selectively floated from Kfs in diluted hydrofluoric acid (HF) using a frother. Similarly, feldspar could be …
Feldspar flotation as a quartz-purification method in …
Our flotation cell, which has a volume of 600 cm 3, is built of borosilicate glass, holds up to 90 g of sample, and achieves quartz and feldspar separation in ≤2 h for very feldspar-rich samples. We trace the stepwise enrichment of quartz to 95- purity with our procedure by X-ray diffraction analysis.
Effects of Ultrasound on Desliming Prior to Feldspar Flotation
Abstract and Figures. In this study, the effects of ultrasound on removal of impurities from raw feldspar were investigated by testing with a newly developed flotation cell with various frequency ...
Effects of metal ions on the flotation separation of …
Therefore, although Fe(III) effectively improved the flotation of spodumene, it was not beneficial for the flotation separation of spodumene from feldspar and quartz. When Ca(II), Mg(II), and Cu(II) were used as activators, the adsorption amounts of α-BDDA on spodumene were significantly higher than those on feldspar and quartz, which led to …
The Use of Flotation and High-Intensity Magnetic …
The flotation process and magnetic separation are the most common methods for feldspar beneficiation containing approximately 0.4% Fe2O3 and 0.04% …
Recovery of lithium from spodumene-bearing pegmatites
The surface chemistry and morphology of minerals produced by alkali pretreatment affects their flotation behaviors. This study systematically investigated the impact on the mineral surface dissolution using NaOH as a modifier, which could modify the surface properties of minerals and improve the floatability difference between …
Flotation separation of feldspar from quartz using …
The results of the flotation tests show that feldspar and quartz without SF treatment have good floatability. After SF treatment, feldspar still has good floatability, …
In situ adsorption of mixed collectors BHA/DDA in spodumene-feldspar
It is notable that the differences in flotation recoveries are 63.74% and 53.92% at molar ratios of 6:1 and 8:1, respectively, showing a tendency of diminution with increasing BHA:DDA molar ratio. The flotation recoveries of spodumene and feldspar are 88.31% and 24.57% at pH 8–9, respectively, at BHA:DDA molar ratio of 6:1.
A Review on Potash Recovery from Different Rock and …
The study also indicates that the use of anionic collector sulfonate alone has a negligible effect on the feldspar flotation due to non-adsorption of the collector on the mineral surface as is evident from the infrared spectra data. ... hydrothermally synthesised the zeolite A, from K-feldspar by treating the ore (of − 75 μm) ...
Review of flotation of feldspar
This paper reviews the application of flotation for the separation of feldspar from the other minerals with which it naturally occurs (such as quartz, …
A Comparative Study of Quartz and Potassium …
Froth flotation experiments on a Qtz–Kfs mixture showed that quartz could be selectively floated from Kfs in diluted hydrofluoric acid (HF) using a frother. Similarly, …
Two stage flotation of sodium feldspar
A test on the +250 µm fraction, which was firstly ground then deslimed at 50 µm before mica and feldspar flotation stages, produced a quartz product assaying 99.5 wt% SiO 2 and only 0.3 wt% Al 2 ...
Feldspar Beneficiation Process Magnetic & Flotation
It is suitable for dry separation of weakly magnetic minerals, and has become the main magnetic separation equipment for dry iron removal from feldspar in recent years. Particle size lower limit of 0.12mm, good separation effect, low operation cost, and convenient operation. Permanent magnetic drum type high-intensity magnetic separator.
Synergistic effect and co-adsorption mechanism of a
Flotation is the most efficient and widely used method for separating feldspar from spodumene [6]. Spodumene and feldspar are both aluminum-containing minerals, the surface chemical properties of the two minerals are similar, and their surface active sites are mainly Al 3+ [7].
Flotation process for separating silica from feldspar to …
A separation process is provided for treating a feed material comprising silica, feldspar, and metal impurities, including at least one of mica, iron impurities, or refractory heavy minerals, to form one or more products for use in making glass. In the process, the feed material is floated in the presence of a depressant to inhibit the flotation of feldspar and …
Adsorption mechanism of mixed cationic/anionic collectors in feldspar
The Hallimond flotation, zeta-potential and diffuse reflectance FTIR studies using pure microcline and quartz minerals have been carried out. In this paper, the results of these investigations are discussed and the role of mixed collectors in selective feldspar flotation is delineated. 2. Experimental2.1. Materials
Mechanisms for the selective separation of spodumene from feldspar …
The micro-flotation tests results indicate a significant difference in recovery between spodumene and feldspar, with spodumene having a much higher recovery rate of 93.8% compared to feldspar's. Conclusion. In this paper, SNOS as a novel collector was applied to selectively separate spodumene from feldspar, obviating the need for …
Upgrading titanium bearing Na-feldspar by flotation using …
Printed in Great Britain 0892..-6875(97)00127-1 0892-6875/97 $17.00+0.00 UPGRADING TITANIUM BEARING Na-FELDSPAR BY FLOTATION USING SULPHONATES, SUCCINAMATE AND SOAPS OF VEGETABLE OILS I. BAYRAKTAR, S. ERSAYIN, O.Y. GtlLSOY Hacettepe University, Mining Engineering Department, 06532 …
Selective flotation separation of spodumene from feldspar …
These results indicate that a moderate amount of SA can effectively depress feldspar and has a minimal effect on the adsorption of DDA on the surfaces of spodumene. Therefore, the optimum reagent scheme for the flotation separation of spodumene from feldspar in the subsequent flotation tests was SA (30 mg/L) + DDA (0.2 mM).
The Use of Flotation and High-Intensity Magnetic …
Abstract The flotation process and magnetic separation are the most common methods for feldspar beneficiation containing approximately 0.4% Fe2O3 and 0.04% TiO2. A model MIH (13) 111-5 Induced Roll dry high-intensity magnetic separator was used in this investigation to produce high-quality feldspar concentrate, and …
Flotation of quartz from quartz-feldspar mixtures by the HF …
Froth flotation is the selected method for the separation of quartz and feldspar. In the conventional process, feldspar is floated from quartz by using hydrofluoric acid (HF) as activator for the feldspar and a cationic collector (amine) at pH 2–3 (O'Meara, 1939). (1979) reported that HF creates a large difference in the minerals ...
Mitigating the negative effects of feldspar slime on …
The micro-flotation tests showed that the negative effect of feldspar slime on spodumene flotation could be reduced by using the mixed NaOL/DDA collector with mole ratio of 9/1. The scanning electron microscopic images and the adsorption test results indicated that the decrease of spodumene recovery was attributed to collector …
Effects and Mechanism of Fe3+ on Flotation …
The flotation test results show that Fe 3+ can significantly improve the flotation behavior of minerals when NaOL is used as a collector under natural pH, and the highest recovery rates of feldspar …
Systematic review of feldspar beneficiation and its …
This paper reviews the beneficiation technology and mechanism of feldspar proposed in the literature to identify the important parameters. This review indicates that crystal structure, monovalent salts, flotation reagents, and particle size distribution are …
Flotation of Feldspar, Spodumene, Quartz and Mica from
Flotation of Feldspar, Spodumene, Quartz and Mica from Pegmatites ... EN English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian český русский български العربية Unknown