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Spectra were measured using KBr pellets; each pellet contained 1 mg test sample and 100 mg KBr. A total of 32 scans were conducted for each sample. ... Moreover, the effects of these ions on the flotation of feldspar and quartz were different from those on the flotation of spodumene. Download : Download high-res image (447KB)
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The response of feldspar flotation to tallow diamine dioleate collector in the presence of sulfuric acid is studied using, batch flotation experiments. Application of this non- hydrofluoric acid (non-HF) reagent system in the flotation of mineralogically and chemically different feldspar ores is compared with that of the conventional …
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Flotation test results [16] also showed that the collecting performance of n-pentyl xanthate was stronger than isopentyl xanthate. In general, the stronger the orbital hybridization of a bonding atom, the easier to interact with metal ions. Based on the preceding discussion of DOS, it is found out that the s, p orbital hybridization effect of ...
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Abstract The flotation process and magnetic separation are the most common methods for feldspar beneficiation containing approximately 0.4% Fe2O3 and …
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Sodium alginate (SA) was investigated for use as a depressant in the spodumene–feldspar system. In this flotation system, the SA is added before the cation collector, dodecylamine (DDA).
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The Minerals Research Laboratory is a world leader in research, development, and implementation of mineral processing techniques. The MRL is part of the North Carolina State University College of …
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Feldspar minerals (KAlSi 3 O 8, NaAlSi 3 O 8, CaAl 2 Si 2 O 8) are the most abundant of aluminosilicate rock forming minerals, comprising 60% of the earth's crust.They are widely applied in the production of glass, ceramics, and as fillers and extenders [1,2] in the paper and paint industries.In order to improve the purity or the whiteness of …
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In single apatite or feldspar flotation, the mineral recovery was determined by the dry weight of froth products and in-tank products. In the artificial samples mixture flotation, ... For each test, apatite or feldspar by mass fraction 5 % in background electrolyte solution was prepared and the suspension volume was 100 mL when …
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A commercial feldspar product usually contains more than one feldspar mineral, and flotation conditions for the separation of individual feldspar minerals have …
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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 and power intensities ...
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A commercial feldspar product usually contains more than one feldspar mineral, and flotation conditions for the separation of individual feldspar minerals have been developed to produce individual feldspar minerals for specific applications. Potassium feldspar can be floated from sodium feldspar in a sodium chloride solution with an …
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A flotation test was carried out at optimum conditions for flotation of feldspar minerals. The mass recovery of feldspar concentrate was 52.11% of feed ( …
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Abstract. Feldspar and quartz are similar in composition and structure, and hence, they exhibit low flotation separation efficiency in acid or alkaline conditions and …
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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, …
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The flotation concentrates and tailings were collected, dried, and weighed separately in order to calculate recoveries. The results were reported as average recoveries of three parallel experiments. Download: Download high-res image (104KB) Download: Download full-size image; Fig.2. Flowsheet of single and artificial mixed mineral …
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The most common beneficiation method for feldspar is flotation with a cationic (amine) collector under acidic conditions. However, there are several disadvantages to this, such as environmental pollution and equipment corrosion. In order to resolve such problems, it is important to study the flotation of feldspar using anionic …
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A flotation test was carried out at optimum conditions for flotation of feldspar minerals. ... The purpose of this research is to recover slime waste from feldspar flotation plant at Attanee ...
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Upgrading titanium bearing Na-feldspar by flotation 1365 EXPERIMENTAL STUDIES Since the two on~s have different physical properties, i.e. massive vs. weathered, and slight differences in their mineralogical textures, the preparation of test samples and flotation procedures had to be modified with regard to the characteristics of each ore ...
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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 …
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The ore is a leucogranite locally known as alaskite. Mica and glass sand are by-products. The difficulties encountered in a Feldspar Plant using dune sand have been considered earlier. Both these plants remove mica and heavy minerals with a flotation process prior to feldspar flotation.
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We achieved separation of quartz from feldspar with a newly built flotation cell for our feldspar-rich samples from the Pamir, Central Asia. Introducing flotation to the sample preparation procedure ensures quartz enrichment and mitigates problems related to contaminations with other mineral phases in 10 Be and 26 Al cosmogenic nuclide dating ...
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the feldspar surface while depositing fluoride ions [15]. As a result of this mechanism, feldspar tends to be effectively depressed in the presence of collectors. Quartz could be …
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A flotation test was carried out at optimum conditions for flotation of feldspar minerals. The mass recovery of feldspar concentrate was 52.11% of feed (-250+38) µm.
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The influence of feldspar slime on the flotation of spodumene in the NaOL and NaOL/DDA (mole ratio is 9/1) systems was investigated by micro-flotation at pH 8.0–8.5. ... The micro-flotation test, SEM images and adsorption test results indicated that the decrease of spodumene recovery was attributed to collector consumption by slime.
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Intensified flotation of fine feldspar. Slimes in feldspar flotation (generally −38 μm size for feldspar mineral) have a negative effect on flotation by coating the …
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Pure crystalline sample of spodumene and feldspar were sourced from the mines of Brazil and Hunan province, respectively. The samples with a diameter of −74 + 38 μm for flotation experiments were prepared by crushing, grinding and screening. −5 μm of samples were used for the measurements of zeta potential, FTIR, XPS and ICP.
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Then, the quartz-feldspar separation was achieved using NaOH as pH adjuster, MgCl 2 as activator, and NaOT as collector. The results of the flotation test showed that the yield of quartz products was 24.51% with a grade of 96.04% SiO 2, and the yield of feldspar products was 41.77% with a grade of 14.06% K 2 O and Na 2 O. The …
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The flotation test results show that Fe3+ 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 ...
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The results of flotation tests on the pure minerals of feldspar and quartz and the flotation test results on actual minerals showed that the selective flotation …
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