MNG 401 Study Guide With 100% Guaranteed Answers Graded A+.

Where were the first fabricated metallic objects found - correct answer Turkey China North Africa What is the name of the 2nd book ever published. And what was it about. - correct answer Der Metalica, mining What are the new frontiers in mining - correct answer Space/Moon , ocean floor, in situ Name a couple of trends in mining machinery. - correct answer Larger and more autonomous / remotely operated Name 3 uses of minerals that have been ongoing from early civilization. - correct answer Tools, weapons, jewelry. How long as the mining activities been around. - correct answer 450,000 BC Stone tools gathered at surface How much mineral an average individual will use in their life time in the US. - correct answer 2.96 million lbs (3 mill) What is the annual consumption of minerals per person in the US. - correct answer 38,052 lbs (40 K) What are the five stages of mining? - correct answer Prospecting Exploration Development Exploitation Reclamation What is the objective of prospecting? - correct answer Find a geologic anomaly that could be an ore body Name 3 of the activities/procedures used in prospecting - correct answer Look at aerial photography Read historical documents Look for anomaly in surface geology What is the role of exploration and what is the primary method of sampling? - correct answer Define extent and value of the ore, Drilling or excavating What is the objective of development? - correct answer Opening ore deposit for development What does mine exploitation mean? - correct answer Large scale production Can the mining begin and then develop a reclamation plan? - correct answer No, must post a plan and a bond before mining What are the two primary categories of mining? - correct answer Surface and Underground Name 2 surface mining methods - correct answer Open Pit, Strip Mining (Open Cast) Name the main subcategories of underground mining. - correct answer Unsupported, Supported, Caving What is the relationship between mineral production and population growth? - correct answer Direct relationship (industrial revolution) What is sustainable development? - correct answer Realizing there are limits to growth and planning for the future What is industrial ecology concept? - correct answer Method by which we can deliberately and rationally try to achieve sustainability What is cash flow in mineral industry? - correct answer Net inflow or outflow of money What is the relationship between mineral deposit and geological anomalies? - correct answer Mined mineral deposits are geologic anomalies with a high ore content What is the ratio of deposits make it to become a mine verses the prospects? - correct answer 0.1% Approximately - correct answer how many world class deposits are found every year?,2.3 What is enrichment factor? - correct answer Ration of mineral occurrence to avg. occurrence necessary to be profitable Is enrichment factor a constant for different minerals? - correct answer No Name 3 of the categories of metals. - correct answer Ferrous, Non-Ferrous, Precious Name 5 common non metallic minerals. - correct answer Gypsum, potash, Salt, Lime, Sand Can we find any mineral deposit in any rock type? - correct answer No, some are associated with igneous rock, some with sedimentary...... What are the possible outcomes of the prospecting phase? - correct answer Reject the region / Move to more detailed exploration In addition to the technical issues - correct answer name 3 of the factors that can impact the decision on proceeding with exploration and mining of a prospect. - correct answer Politics, Environmental Regulations, Labor/Infrastructure availability. What does prospecting typically start with now a days? - correct answer Searching geologic reports and literature Name 3 of the common geophysical methods. - correct answer Electromagnetic survey, radiometric survey, seismic testing Why are we using physical sample in exploration? - correct answer We want to use direct methods to get more substantial data How much data is available in exploration stage compared to prospecting? - correct answer More, we are doing more direct sampling Does the exploration only deals with geology of the site and technical issues? What else is considered during the exploration phase? - correct answer Politics, Environmental Regulations, Labor/Infrastructure availability. What is resource? What is reserve? - correct answer A resource is an occurrence of ore favorable for extraction, reserve is the portion of resources that are currently economical to mine. What is the difference between measured - correct answer indicated, inferred resource?,The level of confidence in the accuracy of estimations about the deposits size, grade, etc. What is the difference between proved and probable mineral reserve? - correct answer Proved is part of measured resource, probable is part of indicated resource Is a mining reserve a constant volume/tonnage? - correct answer No, depends on the price of the commodity What is the most dominant mode/form of sampling in exploration phase? - correct answer Drilling Can exploration drilling only be done on land? How about underground in an active mine? - correct answer Further exploration can be done in an active mine. Does exploration continue during the mining phase? Why? - correct answer Yes, to more accurately determine the extent of the ore body Why do sampling of ore continue in shafts and tunnels? - correct answer Determine if material being removed meets cutoff grade Can Sonic drill be used in rocks for sampling? - correct answer No, it is used to remove a soil core sample. What happens to the core when it is extracted from the ground? (logging. . .) - correct answer Placed in a log box in the order it comes up, and information is recorded about it What are the typical analytical methods for grade determination? - correct answer Atomic adsorption, Emission Spectroscopy, Radiometric Is metallurgical process testing a part of exploration phase? Why? - correct answer Yes, determine how easy it is to recover the desired material from the ore For exploration are all the boreholes vertical? Why and why not? - correct answer No, drill to intercept expected ore bodies