Podcast Beta
Questions and Answers
What is the term for a positively charged particle emitted by certain radioactive materials?
Which term refers to any physical or chemical change in a rock or mineral that occurs after its formation, but is milder and more localized than metamorphism?
What type of coal contains a high percentage of fixed carbon and a low percentage of volatile matter?
Which term represents an arch or fold in rock layers resembling the crest of a wave?
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What is the process of grinding ore using large pieces of the ore itself in a rotating cylinder instead of steel balls or rods?
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Which term refers to the inorganic residue left after coal ignition?
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What is the main cause of acidic precipitation?
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What type of rock carries a high proportion of silica?
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What does acid mine drainage refer to?
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What is an adit used for in mining?
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What is the function of an aerial magnetometer?
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What is the purpose of an alloy?
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