Different Methods of Beneficiation of Feldspar, Mini Review
The purpose of this research is to recover slime waste from feldspar flotation plant at Attanee International Co., Ltd., Tak province.Slime waste with particle size less than 230 mesh, is found ...
Flotation separation of feldspar from quartz using sodium …
The physical and chemical properties of feldspar and quartz are highly similar, thus they cannot be easily separated effectively. In this work, the flotation separation of feldspar from quartz using sodium fluosilicate (Na2SiF6; SF) as a selective depressant was investigated. Moreover, the influence mechanism of SF on the selective flotation separation of feldspar and …
The utilization of 1-Dodecyl-3-methylimidazolium bromine …
Feldspar in phosphorus concentrate could be removed by directed flotation of apatite or reverse flotation of feldspar [4]. Directed flotation has a good effect on removing feldspar, however, in the directed flotation, the energy consumption was extremely high due to that the collectors need to be heated to dissolve [26].
Application of mixed collectors on quartz-feldspar by …
Quartz and feldspar are usually exist in symbiosis in nature, and they are difficult to be separated effectively by conventional physical methods owing to their similarities in crystal structures and surface characteristics. Flotation is the most resultful method, and especially, flotation with hydrofluoric acid (HF) is the most efficient way. Because HF may cause serious …
Effects and Mechanism of Fe3+ on Flotation Separation of Feldspar …
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 collectors under natural pH conditions. …
Study on the mechanism of different metal ions synergistic …
Micro-flotation experiments demonstrate that Ca 2+ and Mg 2+ can selectively recover lepidolite but not feldspar when the pH is above 6.5 during alkali etching. The activation of Cu 2+ and Fe 3+ flotation is not selective and can activate lepidolite and feldspar to some extent, irrespective of alkali etching. Through the valence bond theory ...
Flotation of quartz from quartz-feldspar mixtures by the HF …
The flotation performance of spodumene and feldspar with four size ranges (0–19, 19–38, 38–45 and 45–75 μm) are investigated in single mineral micro-flotation tests. The results show that the maximum spodumene recovery is obtained with coarse particles of 38–45 μm, while for feldspar, the best flotation performance is found with ...
The relationship between spodumene surface pretreatment and flotation
A review of flotation and selective separation of pyrrhotite: A perspective from crystal structures ... Since the major gangue minerals of spodumene are quartz and feldspar, flotation becomes the ...
A review of simultaneous ultrasound-assisted coal flotation
Ultrasound can be used both simultaneously or as a pretreatment technique for flotation to produce higher combustible recoveries, higher heat values, and lower ash data from raw hard coals. The recent research works have indicated that modifying coal surfaces, especially physical surface cleaning with the help of the cavitation process created by power ultrasound …
Research Status of Spodumene Flotation: A Review
Since the major gangue minerals of spodumene are quartz and feldspar, flotation becomes the most important way to concentrate spodumene. In this paper, various researches related to spodumene flotation were reviewed. ..., title={Research Status of Spodumene Flotation: A Review}, author={Ruiqi Xie and Yimin Zhu and Jie Liu and Yan-jun Li and ...
The beneficiation of lithium minerals from hard rock ores: A review
Feldspar is a common occurrence in spodumene ores, and has applications in glass making. K-feldspar is a key component in the manufacturing of ceramic materials. Froth flotation is the main method used for the recovery of feldspar from lithium ores because its flotation properties are well understood (Fuerstenau and Pradip, 2005). Beryl, which ...
Research Status of Spodumene Flotation: A Review
Several authors provide us with detailed reviews of the beneficiation and hydrometallurgy processes [4,6,[60][61][62][63], but only a few reviews focus specifically on spodumene flotation [64] or ...
Molecular Design and Spodumene Flotation—A Review
The micro-flotation results show that NaOL recovered 77% for spodumene and 37% for feldspar, while BAA recovered 87.87% for spodumene and 37.89% for feldspar. Afterward, they conducted tests using a mineral mixture to verify the favorable outcome of BAA, obtaining a recovery of 67.37% and a concentrate with 6.07% Li 2 O content.
Study of the difference in floatability between quartz and …
Flotation stands as the predominant industrial process for extracting quartz from mineral composites, where gangue minerals, notably feldspar, coexist due to similar silicate mineral …
Comparison of surface physicochemical properties of …
The aim was to compare and characterize the flotation separation of spodumene and feldspar for two different types of ore processed with short cylinder and ball grinding. Based on the analysis of XRD, DFT, SEM, AFM, micro-flotation, and XPS, the main conclusions are drawn as follows: 1.
A new combined collector of sodium oleate and 1,12
A new combined collector of NaOL and 1,12-Dodecanediamine (DA122) was used for efficient flotation of spodumene from feldspar. The disparities in mineral flotation efficacy between the combined collectors of NaOL/1,12-Dodecanediamine and NaOL/Dodecylamine (DDA), as well as the underlying mechanisms, were comprehensively analyzed by the …
A Comparative Study of Quartz and Potassium Feldspar …
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 easily floated, without using collectors, with HF solution and frother Brij C58 [19]. Selective flotation can be performed on feldspar from other impurities in the ...
Effects of Ultrasound on Desliming Prior to Feldspar Flotation …
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 prior to multistage feldspar flotation. Particularly, the quality of feldspar concentrates, the volume of removed slimes and the content of impurities were taken into …
Systematic review of feldspar beneficiation and its …
The main factors effecting feldspar flotation performance, such as crystal structure of feldspar, monovalent salts, flotation reagents, and particle size distribution are discussed.
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% Fe 2 O 3 and 0.04% TiO 2.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 investigate the effects of …
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, clay minerals, mica, ilmenite, …
New insights into the oleate flotation response of feldspar …
The low (<10%) flotation recovery of feldspar without an activator implies that any meaningful study of the flotation behavior of feldspar should be performed in the presence of an activator. The flotation response of feldspar particles of different sizes (0–19, 19–38, 38–45, and 45–75 μm) in the presence of Fe 3+ and using NaOL as ...
Froth flotation of lithium micas – A review
The aim of this article is to review available data on crystallography and surface properties of Li-bearing micas in relation to physical–chemical ... + SLDED enhanced the hydrophobicity of the surface of lepidolite and weakened the hydrophobicity of the surface of feldspar, thus contributing to the flotation separation process of lepidolite ...
Typical roles of metal ions in mineral flotation: A review
[85] FINKELSTEIN N P. The activation of sulphide minerals for flotation: A review [J]. International Journal of Mineral Processing, 1997, 52: 81âˆ'120. [86] CHANDRA A P, GERSON A R. A review of the fundamental studies of the copper activation mechanisms for selective flotation of the sulfide minerals, sphalerite and pyrite [J].
Effects of metal ions on the flotation separation of …
Although there are several Li-bearing minerals that can be used to extract Li, spodumene is the primary and most reliable Li resource for industrial application (Li et al., 2019, Xie et al., 2020b).The primary gangue minerals in spodumene include feldspar and quartz (Rai et al., 2011, Tian et al., 2018, Xu et al., 2016) and flotation is the most commonly employed …
Flotation separation of feldspar from quartz using sodium …
The physical and chemical properties of feldspar and quartz are highly similar, thus they cannot be easily separated effectively. In this work, the flotation separation of feldspar …
The Use of Flotation and High-Intensity Magnetic Separation …
A dry high-intensity magnetic separator was used to upgrade feldspar ore minerals by removing the iron and titanium contents from feldspar concentrate obtained from the …
Application of different collectors in the flotation …
Review of flotation of feldspar. G. Heyes G C Allan W. Bruckard G J Sparrow. Materials Science, Geology. 2012; 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 …
Selective flotation of quartz from feldspar using …
Quartz and feldspar cannot be efficiently separated using physical methods owing to their similar physicochemical properties. In recent years, flotation has emerged as the most effective method for separating feldspar and quartz (Larsen and Kleiv, 2016, Shu et al., 2020, Xu et al., 2020).Traditional flotation methods to separate these two minerals generally include acid …
Froth flotation of lithium micas – A review
The aim of this article is to review available data on crystallography and surface properties of Li-bearing micas in relation to physical–chemical properties such as electrokinetic potential and flotation behaviour, and reagents used to recover lepidolite (i.e., collectors, modifiers, promoters, depressants, etc.).