Welcome to the Q&A Forum

HEAVY METAL, Cyanide Removal from Wastewater, Mining Dam Water, Gold Processing Mines
Waterman Engineers Australia
Cyanide is a highly toxic chemical that is widely used in various industries, including gold mining,
electroplating, and chemical production. While cyanide has several important applications, it can also pose a significant threat to human health and the environment if it is not properly managed. Cyanide is a fast-acting poison that can be lethal to humans and animals even in small doses. It is soluble in water and can easily leach into groundwater, rivers, and other water sources, causing widespread harm to the environment and wildlife. This is why cyanide treatment is an essential step in many industrial processes to remove cyanide and prevent environmental contamination. Cyanide can enter the environment from various sources, including gold mines, electroplating facilities, and chemical manufacturing plants. In gold mining, for example, cyanide is used to extract gold from ore, and it is released into the environment in the form of wastewater, tailings, and process water. This release of cyanide can contaminate water sources, harm aquatic life, and pose a threat to human health if it is not properly treated.
Cyanide Removal and Treatment
Cyanide removal refers to the process of removing cyanide from water, air, soil, or any other contaminated material, while, cyanide treatment refers to the process of neutralizing or reducing the concentration of cyanide. Both methods aim to either reduce or eliminate the concentration of cyanide in contaminated materials, making them safer for the environment and human exposure.
Cyanide in Tailing Dam Waters
Cyanide is frequently used in the gold mining industry for the extraction of gold from its ore. The process, known as cyanide leaching, involves the dissolution of gold from the ore using a solution of sodium cyanide. The resulting tailings, which contain residual cyanide, are then disposed of in tailing dams.