Download Basics of metal mining influenced water by Virginia T McLemore; Society for Mining, Metallurgy, and PDF

By Virginia T McLemore; Society for Mining, Metallurgy, and Exploration (U.S.)

Show description

Read Online or Download Basics of metal mining influenced water PDF

Best mining books

The circulating load : practical mineral processing plant design by an old-time ore dresser

This how-to consultant is loaded with cutting edge rules and useful ideas to a few of the main not easy minerals processing demanding situations. From mess-free floor to artistic crusher and conveyor designs to time-saving qc suggestions, this reference of tips and methods is stuffed with clean methods to age-old difficulties which can inhibit mill working functionality.

Rockbursts : case studies from North American hard-rock mines

Rockbursts pose an important and starting to be possibility to mines—and miners—throughout North the USA. excessive tension on brittle rock buildings in the course of mining operations can produce surprising, explosive reactions that bring about expensive mine disasters, critical harm, or even demise. via a sequence of case experiences, this e-book files the reviews of 15 of the main rockburst-prone mines within the usa and Canada during the last century.

Good Practice Guide - Indigenous Peoples and Mining

This consultant goals to help businesses in achieving optimistic relationships with Indigenous Peoples. it's also meant to assist businesses conform to their dedication to Indigenous Peoples as said in ICMM’s place assertion. The consultant highlights strong perform rules, discusses the demanding situations in utilizing those ideas on the operational point, presents real-world examples of ways mining initiatives have addressed those demanding situations, and explores the price of getting it incorrect.

Water-Based Chemicals and Technology for Drilling, Completion, and Workover Fluids

Oil and gasoline engineers this day use 3 major elements in determining drilling fluids: rate, functionality, and environmental impression, making water-based items a way more appealing choice. Water-Based chemical substances and expertise for Drilling, finishing touch, and Workover Fluids successfully grants all of the history and infrastructure wanted for an oil and gasoline engineer to make use of extra water-based items that profit the complete spectrum of the well’s lifestyles cycle.

Extra resources for Basics of metal mining influenced water

Example text

Thus, the bacteria accelerated AD production. 5) can prevent bacterially mediated production of Fe(III) from accelerating sulfide oxidation, thus reducing the rate of acid production. Fe(III) (appendix, Equations 10d and 16) is a powerful oxidizing agent for most metal sulfides (Mills 1998a, b). As long as Fe(III) is present, pyrite will continue to oxidize, even in the absence of oxygen (Evangelou 1995; Evangelou and Zhang 1995). 5 can oxidize Fe(II) to Fe(III) and can form AD in some environments (appendix, Equations 16 and 17; Evangelou 1995).

Hot water is injected into nahcolite-bearing formations to dissolve nahcolite from the host rocks, and the resulting NaHCO3-enriched solution is pumped to the surface for cooling and recovery of the solid sodium bicarbonate. Voids created by the nahcolite dissolution can cause strata above the solution-mined formation to collapse, so cavity diameter and height are controlled to prevent contamination of freshwater aquifers above the mined zones and to control surface subsidence. EXTRACTIVE METALLURGY Mechanical and chemical processes are used to extract metals from ores.

Although underground water interacts with geologic materials, including mineral deposits, groundwater may pick up acidity and metals through natural processes and can then reenter surface water as naturally impacted waters through springs or gaining streams, or as MIW if the mineral deposit has been mined. SOLUTIONS AND MINERAL SOLUBILITY Fundamental concepts of mineralogy and chemistry are useful in order to understand the effects that mining activities can have on drainage quality, although it is beyond the scope of this handbook to provide details on solution and mineral chemistry.

Download PDF sample

Rated 4.10 of 5 – based on 11 votes