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Impact of Associated Minerals on Gold Cyanidation and Corresponding Treatment Methods
The mineral composition of an ore can directly affect the cyanidation process, while decomposition products of certain minerals can indirectly influence gold dissolution. Notable impacting minerals include copper minerals, iron sulfides, carbonaceous materials, zinc minerals, mercury minerals, le...Read More -
Reaction Mechanisms and Applications of Sodium Hydroxide and Sodium Carbonate in Mineral Processing
Conditioning reagents are a key category of flotation reagents. They are used to modify mineral surface properties and pulp characteristics (such as liquid phase composition, frothing performance, foam properties, etc.), enhance selectivity in the flotation process, and improve overall flotation ...Read More -
Five Major African Mining Projects: Latest Update Report
The story of African mining is no longer just about “development potential”—it is about tangible execution on the ground. In 2025, five flagship projects spanning copper, iron ore, lithium, graphite, and gold have transitioned from planning stages to actual production, reshaping glo...Read More -
The “Personal Bodyguard” of Gold and Silver: Why Do Master Technicians Love “Black Medicine”?
In the flotation workshop, Xanthate is undoubtedly the most famous “collector-in-chief”—it is powerful and versatile. But if you ask an experienced shift supervisor, “If you want to recover more gold and silver, or separate lead and zinc, what should you use?” Chances are,...Read More -
Mercuria Makes $1.2 Billion Move into Kazakhstan’s Copper Sector
As global competition for copper resources intensifies amid accelerating energy transition, a major strategic partnership between Swiss commodity trading giant Mercuria Energy Group and Kazakh mining metallurgical leader Kazakhmys is set to reshape the landscape of Kazakhstan’s mining sector. Me...Read More -
Bolivia’s Mining Landscape: Key Mines and Operators
Often described as a country “sitting on a gold mine,” Bolivia holds significant mineral wealth with diverse resources and strategic importance. Below is an overview of the country’s key mining operations. 1. San Cristóbal Mine Location: Potosí Department Type: Open-pit silver, zinc, and lead mi...Read More -
Zinc Sulphate in Flotation: How to Depress Sphalerite Without Compromising Recovery
In complex polymetallic sulfide ore flotation, selectivity is everything. The challenge? Preventing sphalerite (ZnS) from floating into your lead or copper concentrate. Zinc Sulphate Heptahydrate (ZnSO₄·7H₂O) is one of the most effective depressants for sphalerite. But how it works—and how to app...Read More -
Top 10 Mining Companies in the Democratic Republic of the Congo (DRC) – 2026
The DRC possesses the world’s premier copper and cobalt deposits, making it the epicenter of the global energy transition (EVs and battery technology). The mining landscape is dominated by international giants—particularly from China and Switzerland—operating through joint ventures or leases wit...Read More -
Top 10 Mining Companies in South Africa (2026)
South Africa remains a global mining powerhouse, home to the world’s deepest gold mines and the most significant reserves of Platinum Group Metals (PGMs). Below are the ten most influential mining companies in South Africa as of 2026, spanning precious metals to bulk commodities: 1. Anglo Americ...Read More -
Top 10 Mining Companies in Saudi Arabia (2025/2026)
Ma’aden (Saudi Arabian Mining Company): As the Kingdom’s flagship mining entity, Ma’aden is a state-owned, publicly listed powerhouse. It manages a diverse portfolio including gold, phosphates, aluminum, copper, and industrial minerals. Ma’aden plays a pivotal role in advancing strategic minin...Read More -
Southeast Asia: Distribution of Major Mineral Deposits
1. Distribution of Copper Resources Copper resources in Southeast Asia are primarily concentrated in Indonesia, the Philippines, the Annamite Range in Laos, and the Central Volcanic Arc of Myanmar. Indonesia: A global heavyweight in copper resources. Deposits are primarily located in the Erts...Read More -
Distribution of Mineral Resources in Selected Southeast Asian Countries
The Southeast Asian region possesses vast reserves of oil, natural gas, copper, lead, zinc, iron, chromium, manganese, antimony, gold, nickel, bauxite, potash, gypsum, tin, tungsten, and gemstones. Among these, copper, chromium, nickel, bauxite, potash, and tin are considered the region’s ...Read More
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