Slide Number 1Slide Number 2Slide Number 3Slide Number 4Slide Number 5Slide Number 6Slide Number 7Slide Number 8Slide Number 9Slide Number 10Slide Number 11Slide Number 12Slide Number 13Slide Number 14Slide Number 15Slide Number 16Slide Number 17Slide Number 18Slide Number 19Slide Number 20Slide Number 21Mineral Resources: commercially useful mineralsA mineral is: • naturally occurring • inorganic • crystalline solid • consistent chemical compositionA mineral is: • naturally occurring • inorganic • crystalline solid • consistent chemical composition What it’s made of How it’s put together Determines physical propertiesPrimary minerals form Primary minerals break down and secondary minerals form (some primary minerals survive) New minerals formH2O liquid solidH2O liquid solidAtomic # = # protons Atomic mass = # protons + # neutronsThe “Big 8” make up 98.5% of earth’s crustThe silicate anion ( “tetrahedron”) [SiO4]4-The silicate anion ( “tetrahedron”)Based on crystal shapes, can you identify the crystal structure of each of these silicate minerals?Mineral Resources: commercially useful minerals • If it’s not grown it’s mined ! • Ores are metallic minerals that have economic value and can be mined profitably. • Industrial minerals are non-metallic minerals that can be mined
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