Earth Science Grade 11 STEM Mineral Resources PDF
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This document covers mineral resources and mining methods. It details metallic and nonmetallic resources and their uses. Various mining types are also explained.
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EARTH SCIENCE Grade 11 STEM Hematite & Galena magnetite Car batteries & solder In making steel Gold, Silver, and platinum Chalcopyrite/Copper in electronics and dental As wiring, in coins and work; coins, jewelry, jewelry utensils,...
EARTH SCIENCE Grade 11 STEM Hematite & Galena magnetite Car batteries & solder In making steel Gold, Silver, and platinum Chalcopyrite/Copper in electronics and dental As wiring, in coins and work; coins, jewelry, jewelry utensils, and bowls Sphalerite (Zinc) In making brass and galvanized steel Diamond (Carbon) Graphite (Carbon) In drill bits and saws In pencils, paint, and in jewelry lubricants, and batteries Calcite Halite (salt) In cement; In food preparation and as building stone preservation Kaolinite (Clay) Quartz (sand) In ceramics, cement, As glass and bricks Sulfur Gypsum In gunpowder, In plaster and wallboard medicines, & rubber Miners work underground If mineral deposits are close, overlying rock material is stripped away Minerals are mined by dredging or the removal of sediments and debris from bodies of water Much more expensive and most difficult type of mining
