Acid-grade fluorspar is utilized in the production of hydrofluoric acid from which a variety of organic and inorganic fluoride chemicals are made, including synthetic cryolite
We conducted research related to Microwave Digestion in hope it would lead to the improvement of analytical procedures used to characterise metal and mineral samples. In
The semivariogram is a geostatistical tool to show several geological features which are important in mineral deposit evaluation, such as the continuity, size and shape
IESG is an inexpensive but valuable component of our interdisciplinary integrated effort to discover and to understand hydrothermal convective plumbing systems, with originally hot, reducing,
Numerous manganiferous silver deposits occur throughout the southwestern United States which remain undeveloped due to their refractory nature. In some cases, silver (Ag) is entrapped
Process Elements The process flow sheet is shown in Figure 1 and consists of the following steps: roasting a pelletized mixture of hydrated ground lime
The “mass balance” is unquestionably the most common class of problems for the process engineer. Closely related, mathematically, is the “heat balance”. Every laboratory test
Several research groups have spent considerable time investigating coarse ore leaching. Coarse ore leaching includes both heap and dump leaching. The terra “heap leaching” will
The National Energy Strategy (NES) and the Clean Air Act Amendments (CAA) of 1990 are examples of the nation’s commitment to a clean environment. The
Full Scale Test Circuit Based upon the results of the pilot plant test work, a decision was made to conduct a full scale test in