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INDEX OF EXPERIMENTS CHAPTER II
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alcohol flame aluminum Andalusite basal bead and add blowpipe blowpipe flame blue color borax borax bead brown cabochon calcite carbon cassiterite cerussite chalcocite chalcopyrite charcoal block Chemical Tests cleavage closed tube Color—white colorless copper corundum County Courtesy U. S. Geological crystals deposits diamond dioxide Distinguishing Features dolomite earthy effervescence feldspar flame and notice flame color fluorite forceps formed franklinite fuses galena garnet glass gold gray Greek word gypsum Hold a fragment hydrochloric acid iron limestone limonite luster Luster—metallic magnetic magnetite manganese masses measure of powdered metallic metamorphic mica mineral mineral was named occurs opal opaque Cleavage—perfect opaque Hardness—from orthoclase oxidizing flame Physical Properties pink Prepare a borax prisms pyrite quartz reducing flame Rhodonite rocks serpentine silicate small fragment smithsonite Sodium sphalerite stone streak Streak—white Luster—vitreous strontianite sulfide sulfur test tube tourmaline transparent to opaque U. S. Geological Survey usually varieties willemite yellow zinc zincite