"Green gold" of Guatemala: optimistic production prospects …
Cardamom is one of the most valuable spices in the world. Guatemalan people often refer to cardamom as "green gold", as this spice ranks second in the value of agricultural exports of Guatemala and generates more than $723 million for the national economy in 2020. It also accounted for 6.5% of the country's total exports. 2021. The 2021/22 season's prospects …
Significance of Calcite Trace Elements Contents and C-O …
The ore-forming fluids of the Zhesang gold deposit may be associated with the intrusion of diabase that outcrops in the mining area, and that the basic magmatic activities of the Indosinian period ...
Trends of Whole Cardamom production in China
See production data of Whole Cardamom in China by FAO codes. Browse the production trends as well as the total product volume and value of the country.
Deciphering ore-forming fluid evolution processes of the Yuerya gold
Deciphering ore-forming fluid evolution processes of the Yuerya gold deposit, eastern Hebei, China: Insights from pyrite texture, trace element and sulfur isotope compositions. Author links open overlay panel Rongqiang Guo a, ... is located in the eastern Hebei-western Liaoning gold ore-concentrated area, the northern margin of the North China ...
Gold Migration and Precipitation as Collaurum in Orogenic Gold …
Aqueous complexation has long been considered the only viable means of transporting gold to depositional sites in hydrothermal ore-forming systems. Here, we present direct evidence supporting an alternative hypothesis, namely, the transport of gold as colloidal particles. We observed nano-scale gold particles adsorbed on halloysite and micro-scale gold …
Gold mineralized diorite beneath the Linglong ore field, North China …
Gold mineralized diorite beneath the Linglong ore field, North China Craton; new insights into the origin of decratonization-related gold deposits ... but the North China craton is unusual in that its gold deposits were mainly formed approximately 1.7 b.y. after its stabilization. A magmatic-hydrothermal origin or mantle-derived fluid source ...
China Whole Cardamom market overview 2024
Whole Cardamom overview from domestic price to analysis. See the market overview of Whole Cardamom in China at a glance including real-time offers, market prices, news, insights, …
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Paragenesis and geochemistry of ore minerals in the epizonal gold
Six epizonal gold deposits in the 30-km-long Yangshan gold belt, Gansu Province are estimated to contain more than 300 t of gold at an average grade of 4.76 g/t and thus define one of China's largest gold resources. Detailed paragenetic studies have recognized five stages of sulfide mineral precipitation in the deposits of the belt. Syngenetic/diagenetic pyrite (Py0) …
Visible gold in arsenian pyrite at the Shuiyindong Carlin …
Visible gold in arsenian pyrite at the Shuiyindong Carlin-type gold deposit, Guizhou, China: Implications for the environment and ... Available online at Ore Geology Reviews ...
(PDF) Source of ore fluids in Carlin-type gold deposits, China
The Paleozoic-Mesozoic Youjiang sedimentary basin in SW China is developed on a Lower Paleozoic low-grade metamorphic basement, and contains dozens of Carlin-type gold deposits with a total Au ...
Largest Gold Deposit Discovered in China, and Its Worth …
In an unprecedented discovery, geologists in Hunan Province, China, have uncovered a gold deposit estimated to contain 1,000 metric tons of high-grade ore. Valued at approximately $83 billion ...
Ore Geology Reviews | Copper-gold metallogeny of west China …
West China, straddling both the Tethyan and central Asian metallogenic domains, contains several tens of important copper and/or gold belts/districts, and has great potential to be copper-gold resource bases of China in the near future. Many researches have been conducted on copper and/or gold deposits in west China, but comprehensive synthesis of Cu-Au …
Hydrothermal apatite record of ore-forming processes in the …
The textures and compositions of hydrothermal apatite grains have been reported in many iron oxide-apatite (IOA), porphyry, and rare-earth elements (REE) polymetallic deposits. However, such information for apatite in hydrothermal gold deposit is not available. In this study, we present integrated textural, elemental, and in situ oxygen isotopic data of hydrothermal …
Gold and antimony metallogenic relations and ore …
Fluid inclusion data suggests that stibnite from the Xikuangshan, Banxi, and Woxi deposits were deposited at 120 to 240 • C, 170 to 260 • C, and 140 to 180 • C, respectively (Zhu and Peng ...
"Green gold" of Guatemala: optimistic production …
As the freshly gathered, sorted, and graded cardamom becomes available for exports in November, the shipment of the fragrant spice gains momentum and becomes stronger in December/January.
Ore-Forming Processes of the Daqiao Epizonal Orogenic Gold …
In situ SIMS sulfur isotope and LA-ICP-MS trace element analyses indicate that the pre-ore pyrites (Py1 to Py3) have a large range of δ³⁴SVCDT values from -8.5 to 38.3‰; the δ³⁴S values ...
Gold source and ore-forming process of the Linglong gold …
Pyrite in the Jiaodong gold province can be used to effectively trace the source of ore-forming materials and the ore-forming process because it is the main gold-bearing mineral and developed in the whole metallogenic stage (Li et al., 2018, Tang et al., 2021).Despite the analysis of in-situ elemental and isotopic compositions of pyrite in various deposits within the …
Multistage gold mineralization in the Hadamengou gold …
The Hadamengou gold deposit is one of the largest gold deposits in the Wulashan-Daqingshan gold mineralization cluster, in the northern margin of the North China Craton.
Nature, source, and evolution of the ore-forming fluids in …
Request PDF | On Mar 1, 2024, Wenxiang Liu and others published Nature, source, and evolution of the ore-forming fluids in the Dunbasitao gold deposit, East Junggar, China: Constraints from ...
Gold mineralized diorite beneath the Linglong ore field, North China …
Hydrothermal titanite from the mineralized diorite has a LA-ICP-MS U-Pb age of 122.3 ± 4.3 Ma, which is consistent with the gold-bearing pyrite Re-Os isochron age of 122.5 ± 6.7 Ma. Ore-related sericite aggregates from the Dongfeng gold deposit above the Xiejia diorite have a 40 Ar/ 39 Ar plateau age of 122.6 ± 1.3
What Is Cardamom? Benefits, Uses, Types, And More
What Is Cardamom? Cardamom is a spice derived from the seeds of certain plants in the Elettaria and Amomum genera within the ginger family, Zingiberaceae. It originates from the Indian subcontinent and Indonesia and has been traditionally used in various culinary traditions, especially in Indian, Middle Eastern, and Scandinavian cuisine. There are two primary kinds […]
Cardamom 101: Nutrition, Benefits, How To Use, Buy, Store
It's available in the form of whole pods, ground cardamom, or seeds. What are the health benefits of cardamom? Cardamom is believed to have digestive benefits, anti-inflammatory properties, and antioxidants. It may also contribute to oral health, respiratory health, heart health, and blood sugar control. However, more research is needed to ...
Geology and S-Pb isotope geochemistry of the Hatu gold
The Hatu gold deposit is the largest historical gold producer of the West Junggar, western China, with an Au reserve of about 62 t. The orebodies were controlled by NE-, EW-, and NW-trending subsidiary faults associated with the Anqi fault. This deposit exhibits characteristics typical of a fault-controlled lode system, and the orebodies consist of auriferous quartz veins …
The giant Jiaodong gold deposits, china: orogenic gold in …
The Jiaodong Peninsula, located in southeast North China Craton (Deng et al., 2003aDeng et al.,, 2009 Fig. 1), is the largest gold producer in China (Li et al., 2013), with reserves of 2300 t ...
Mineral Prospectivity Mapping Based on Spatial Feature …
Prospectivity mapping based on deep learning typically requires substantial amounts of geological feature information from known mineral deposits. Due to the limited spatial distribution of ore deposits, the training of predictive models is often hampered by insufficient positive samples. Meanwhile, data-driven mineral prospectivity mapping often overlooks …
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Gold source and ore-forming process of the Linglong gold …
The Qiyugou Au deposit, located in the Xiong'ershan ore cluster of central China, consists of breccia pipe hosted Au ore bodies (>60 t Au) and newly discovered porphyry ore body (8 t Au).
Ore-forming materials and fluids and ore-controlling factors …
Jiaodong is the world's third largest gold mining district, accounting for one fourth of the total gold production in China (Chen et al., 2004, Fan et al., 2005).The Liaoshang gold deposit is located in the northeastern margin of the Jiaolai Basin, and its discovery represents a recent exploration breakthrough in recent years.
Ore Features and Gold Occurrence of the Manlonggou Gold …
The Yunnan-Guizhou-Guangxi "Golden Triangle" is one of the famous Carlin-type gold deposits in China and even in the world. Manlonggou gold deposit is a newly discovered gold deposit in this area.