The Science Craft Mineralogy Manual |
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Page 76
... strontianite and cerussite , assume a violet color when treated in this way . Distinguishing Features : Aragonite resembles calcite in its or ange flame color and effervescence in cold dilute hydrochloric acid . If cleavage is evident ...
... strontianite and cerussite , assume a violet color when treated in this way . Distinguishing Features : Aragonite resembles calcite in its or ange flame color and effervescence in cold dilute hydrochloric acid . If cleavage is evident ...
Page 77
... Strontianite occurs often in columnar or fibrous masses . Strontianite is found in ore deposits with barite and galena . These deposits include Strontian , Scotland ; Westphalia , Michigan ; Austin , Tex- as ; Skagit County , Washington ...
... Strontianite occurs often in columnar or fibrous masses . Strontianite is found in ore deposits with barite and galena . These deposits include Strontian , Scotland ; Westphalia , Michigan ; Austin , Tex- as ; Skagit County , Washington ...
Page 131
... strontianite , alunite , magnesite , or colemanite . The reddish flame color which we noticed during the fusibility test , causes us to suspect that the mineral is strontianite . Repeating the flame test with a nichrome wire dipped in ...
... strontianite , alunite , magnesite , or colemanite . The reddish flame color which we noticed during the fusibility test , causes us to suspect that the mineral is strontianite . Repeating the flame test with a nichrome wire dipped in ...
Common terms and phrases
alcohol flame aluminum Andalusite aragonite basal bead and add beryl blowpipe blowpipe flame borax borax bead brown cabochon calcite carbon Cassiterite cerussite chalcocite chalcopyrite charcoal block Chemical Tests closed tube Color-white colorless copper corundum County Courtesy U. S. Geological crystals deposits diamond dioxide Distinguishing Features dolomite earthy effervescence EXPERIMENT feldspar flame and notice flame color Fluorite forceps formed franklinite fuses Fusible galena garnet glass gold gray Greek word green gypsum Hold a fragment hornblende hydrochloric acid infusible iron limestone Limonite Luster-metallic magnetite manganese masses measure of powdered metamorphic mica mineral was named occurs opal opaque Hardness Orthoclase oxidizing flame Physical Properties pink plagioclase Prepare a borax prisms pyrite quartz reddish reducing flame Rhodonite rocks serpentine silicate small fragment smithsonite sodium specimens sphalerite stone streak Streak-white Luster-vitreous strontianite sulfide sulfur test tube Tourmaline U. S. Geological Survey usually varieties willemite yellow zinc zincite