Frage 1
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What is the definition of a mineral?
Frage 2
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Which of the following is/are (a) mineral(s)?
Frage 3
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What is California's state mineral?
Frage 4
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What is California's state gem?
Antworten
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benitoite
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painite
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jeremejevite
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poudretteite
Frage 5
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What is California's state rock?
Antworten
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andesite
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essexite
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dolomite
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serpentinite
Frage 6
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What is California's state fossil
Antworten
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great auk
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mammoth
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saber-toothed cat
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imperial woodpecker
Frage 7
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ferromagnesium silicates
Frage 8
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nonferromagnesian silicates
Antworten
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light colored
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pyroxene
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potassium feldspar
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amphibole
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biotite
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quartz
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less dense
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more dense
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lack fe and mg
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muscovite
Frage 9
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What are the important nonsilicates?
Antworten
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halite (NaCl_
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hematite (Fe2O3)
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sulfur (S)
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calcite (CaCO3)
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gypsum (CaSO4+H2O)
Frage 10
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What are ferromagnesian silicates' important elements?
Frage 11
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What are nonferromagnesian silicates' important elements
Frage 12
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What is the charge on silicon? How many are in a tetrahedron?
Frage 13
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What is the charge on oxygen? How many are present in a tetrahedron?
Frage 14
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What is the total charge on the silicon tetrahedron?
Frage 15
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What is the industrial use for quartz?
Antworten
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used for manufacture of glass, paints, abrasives, pressure gauges
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used for porcelain, scouring powder, gemstone
Frage 16
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What is the industrial use for potassium feldspar (orthoclase)
Frage 17
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What is the industrial use for plagioclase feldspar
Frage 18
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What is the indudstrial use for kaolinite?
Antworten
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used in ceramics and china, a filler for paper and rubber in medicines and cosmetics
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only of interest to scientists
Frage 19
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What is the industrial use for pyroxene?
Antworten
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used for wallboard, pottery, indoor decorating, and sculpture
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only of interest to scientists
Frage 20
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What is the industrial use for amphibole (hornblende)?
Antworten
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only of interest to scientists
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used for wallboard, pottery, indoor decorating, and sculpture
Frage 21
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What is the industrial use for gypsum?
Antworten
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only of interest to scientists
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used for wallboard, pottery, indoor decorating, and sculpture
Frage 22
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What is the industrial use for biotite?
Antworten
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only of interest to scientists
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used for electrical and heat insulation, also used in manufacture of paper, rubber and fireproof paint and porcelain products
Frage 23
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What is the industrial use for muscovite?
Antworten
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used in cement, ornamental stone, fertilizers, chemical industry, polishers, and filters
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used for electrical and heat insulation, also used in manufacture of paper, rubber and fireproof paint and porcelain products
Frage 24
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What is the industrial use for calcite?
Antworten
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used in cement, ornamental stone, fertilizers, chemical industry, polishers, and filters
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used as a source of magnesium ore; transparent variety used as a gemstone
Frage 25
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What is the industrial use for olivine?
Frage 26
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What is the industrial use for magnetite?
Antworten
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used for manufacture of sulfuric acid to extract iron, gold, copper, colbalt, nickle, etc
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most important ore of iron
Frage 27
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What is the industrial use for pyrite?
Antworten
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used for manufacture of sulfuric acid to extract iron, gold, copper, colbalt, nickle, etc
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valuable ornamental stone
Frage 28
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What is the industrial use for azurite and malachite?
Antworten
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valuable ornamental stone
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raw material used in manufacture of sulfuric acid, explosives, fungicides, and fertilizers
Frage 29
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What is the industrial use for sulfur?
Frage 30
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What is the industrial use for bauxite?
Antworten
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main ore of lead
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main ore of aluminum
Frage 31
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What is the industrial use for galena?
Frage 32
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What is the industrial use for garnet?
Frage 33
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What is the industrial use for hematite?
Antworten
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a very important iron lore
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vital ingredient in human and animal diets, used in chemical industry for preparation of hydrochloric acid and sodium, also used in food preparation industry
Frage 34
Frage
What is the industrial use for halite?
Antworten
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used for manufacture of glass, paints, abrasives, pressure gauges
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vital ingredient in human and animal diets, used in chemical industry for preparation of hydrochloric acid and sodium, also used in food preparation industry