Potential CO2 removal from enhanced weathering by ecosystem
A major limitation to achieving the full CDR potential is the economic cost of mining, crushing and grinding basalt, and applying BD on targeted areas 21.Under the conservative assumption of no ...
Polymers | Free Full-Text | A Review on Basalt Fiber …
Basalt fiber (BF) is a high-performance inorganic silicate fiber made from natural basalt ore by high-temperature melting and drawing, and it is a kind of green fiber that does not create environmental pollution or pose a cancer risk [1,2,3]pared with traditional glass fiber (GF), BF has better mechanical properties, as well as high …
Geologic characteristics and potential of bauxite in China
Potential mineral resource estimation was conducted at 1:50 000 scale in eastern China and 1:200 000 scale in western China, to a depth of 500 m or 1000 m below surface. This study provides an up-to-date review of the geology of bauxite deposits and its potential in China, which will promote future bauxite exploration in China. 2.
Analysis on ore-body characteristics and ore quality of Wohushan basalt
The Wohushan basalt in Changle is produced in Yaoshan Formation of Linqu Group in Cenozoic Era, lithology is mainly olivine basalts, it is a high quality raw material for the production of building stone. On the basis of collecting and analyzing the previous regional geological exploration data, the ore-body characteristics, ore quality and mining …
Kamenny Vek (Russia) and Zhejiang GBF Basalt Fiber Co. (China…
Kamenny Vek (Russia) and Zhejiang GBF Basalt Fiber Co. (China) are Leading Players in the Basalt Fiber Market DOWNLOAD PDF The global basalt fiber market was valued at USD 279 million in 2023 and is anticipated to reach a projected value of USD 503 million by 2028, projecting a compound annual growth rate (CAGR) of 12.5% during the forecast ...
Mafic USA Starts Operations At World's Largest Basalt Fiber …
Mafic's goal is to bring the large-scale production of basalt fiber to several markets, including the construction, automotive, and thermal markets among others. Mafic USA LLC was founded in 2015 ...
Mineral fibres: basalt
Basalt ore mining, crushing and particle size control, as well as furnace structure, refractory materials, thermal process, melting system and other factors have an important impact on the homogeneity of basalt melt. ... At present, the latter three are commonly used in the exploitation of basalt ore in China. The following is a brief ...
Sapphire Beneath the Rich Black Soil of Muling, Northeastern China …
Another mine is found in the small village of Guangming. Villagers can occasionally find high-quality rough (mainly ruby). Other places such as Li Mountain, Gangouzi, and Hanconggou are also accessible for villagers to collect rough gems (figure 6). ... Democratic Republic of Congo, and the Changle alkali basalt, China. Comptes …
The impact of natural weathering and mining on heavy …
Since the coal seams in the upper reaches of the Pearl River are basically intercalated in the Permian Emeishan basalt, the content of siderophile elements is relatively high. ... Heavy metal pollution caused by small-scale metal ore mining activities: a case study from a polymetallic mine in South China. Sci. Total Environ., 639 (2018), pp ...
Basalt resources and their development and utilization in …
Guizhou province is rich in basalt resources, concentrated in distribution and low in exploration.At present, basalt resources are mainly used for building stones with low …
Geochemical behavior and potential health risk of heavy …
In this study, basalt bedrock, paired topsoil and crops (wheat and rice) samples were collected from a basaltic area located in Xuyi County, eastern China. Concentrations and bioavailability of heavy metals in the basalt-topsoil-crop system were measured to determine their geochemical behavior during the weathering and transfer …
A new type of rare earth elements deposit in weathering crust …
Permian Emeishan basalt (tuffs), considered as a product of a Permian mantle plume, is widely distributed in western China[1]. Recent studies suggest that basalt (tuffs) is closely related to gold, cupper, antimony, pyrite, manganese, Pb …
Adding basalt rock to agricultural land may lead to
New research by scientists at the University of Sheffield found that adding basalt rock dust to the UK agricultural soils could absorb up to 45% of the atmospheric carbon dioxide needed to reach ...
Geochemical transition from Cretaceous island arc basalt …
Section snippets Geological background. The Jiurui district (namely from Jiujiang City to Ruichang City) of Jiangxi Province belongs to the Middle–Lower Yangtze River magmatic and metallogenetic belt of the Yangtze Block in South China and is located in the northern margin of inland South China, adjacent to the Qinling–Dabie and Sulu …
Geological and geochemical characteristics of basalts from …
Basalts from Hardat Tolgoi Mine were studied systematically by using petrochemical and isotope geochemical methods in order to discuss their chemical properties, diagenetic material sources and tectonic environment. The analysis results indicate that the alkali basalts are characterized by low silica and high alkalinic (Na>K) …
Effects of microwave radiation on dynamic compressive properties of basalt
The dynamic mechanical properties of basalt affected by microwave were investigated by performing dynamic compressive tests using the SHPB system. ... SHI Ying, YAO Jin-rui, DU Shao-lun. Non- explosive mining and waste utilization for achieving green mining in underground hard rock mine in China [J]. Transactions of Nonferrous Metals …
A review of in situ carbon mineralization in basalt
Several natural phenomena have shed new light on carbon mineralization in basalt. For example, in the central basin of the South China Sea, there are abundant carbonate veins occurring at the top and bottom of lava flows, which are mostly the carbonation products of olivine and plagioclase (Li et al., 2022a).In addition, the …
The origin of Cenozoic continental basalts in east-central China …
Cenozoic volcanic rocks are widespread along the coastal provinces and adjacent offshore shelf in eastern China, extending over 4000 km from north to south along the eastern edge of China continent.The predominant lithology of these volcanic rocks is alkali basalt, with minor subalkali basalt (e.g., Zhou and Armstrong, 1982, Zhou et al., …
Analysis of basalt industry chain
From 2015 to 2021, the mining output of basalt industry in China showed a steady growth trend, providing a stable raw material supply basis for the development of basalt fiber …
Minerals | Free Full-Text | Geochemical Characteristics and
The Jinchanghe Fe-Cu-Pb-Zn polymetallic deposit is located in the northern Baoshan block in the Sanjiang metallogenic belt, southwestern China, and is one of the major large-scale Pb-Zn polymetallic deposits. This region is characterized by numerous diabase intrusions; however, research work is limited. This study elucidated systematic …
Geological mapping of basalt using stream sediment
The Jining region is a typical covered area in Inner Mongolia, China and more than 60% of its surface area is covered by the Neogene Hannuoba basalt and Quaternary alluvium and proluvium sediments. This region is rich in polymetallic mineral resources, including the Mesozoic Caosiyao ( Wu et al., 2016 ), Dasuji ( Chen et al., 2019 ), and ...
Heavy Metal Migration and Lithium Isotope Fractionation …
However, the relationship between the intensity of the chemical weathering, the migration of heavy metals, and the fractionations in Li isotopes remain unclear. We conducted a systematic examination of a basalt weathering profile on the tropical Hainan Island in China. XRD diffraction peaks of kaolinite are observed in the semi-weathered …
Geophysical Research Letters
The new methods find that the generation of these basalts is closely related to the Pacific slab, subducting downward at Japan, …
(PDF) Use of Basalt Fiber-Reinforced Tailings for Improving …
of tailings dams remains a challenge for mine operators currently. In this paper, an innovative method. is presented for improving the stability of tailings dams, in which the basalt fiber is ...
Antimony-complexed heavy metal wastewater in antimony mining …
Among them, China is one of the world's major producers of antimony ore. The Xikuangshan Antimony Mine, located in Lengshuijiang City, Hunan Province, China, holds the world's largest antimony deposit and is often referred to as the "Antimony Capital of the World" (Wang et al., 2023b). Researchers have conducted detailed studies on Sb ...
Geochemistry of Cenozoic basalts and mantle …
The horizontal slab underlies the volcanic fields in greater NE China, consistent with the suggestion that recent NE China basalts are related to back-arc …
Spreading rock dust on fields could remove vast amounts of …
Basalt is the best rock for capturing CO 2, and many mines already produce dust as a byproduct, so stockpiles already exist. The researchers also found that the world's biggest polluters, China ...
Mineral magnetic properties of a weathering sequence of soils …
The magnetic properties and magnetic mineralogy of a weathering sequence of soils developed on basalt parent material from eastern China, were studied by rock magnetism, X-ray diffraction and soil chemical analyses to establish the connection between mineral magnetic properties and pedogenic development in a subtropical region.
The genesis of Cenozoic basalts from the Jining area, …
Abstract. The Jining Cenozoic basalt province, located at the northern margin of the North China Craton, is one of the major Cenozoic basaltic provinces in …
Basalt | Properties, Formation, Composition, Uses
Basalt is a type of volcanic rock that is formed from the solidification of molten lava. It is an igneous rock, meaning it is formed through the cooling and solidification of magma or lava. Basalt is one of the most common rock types on Earth, and it can be found in various locations around the world, both on land and under the ocean floor.
