Problem Set 6


                                                                                  
  1. Match the mineral name with the mineral formula.  Place each answer in the appropriate
                   blank space.                          
________1  wolframite    a  CuFeS2   p  ZnS     
________2  chalcocite    b  Fe2O3 q  KAl3(SO4)2(OH)6
________3  wulfenite  c  ZnCO3 r  PbMoO4
________4  cuprite d  LiAlFPO4 s  As2S3
________5  bornite     e  Cu2O   t   PbSO4
________6  covellite   f   PbS   u  MgCO3
________7  enargite  g  Pb5(VO4)3Cl v  MnCO3
________8  ilmenite  h  AsS  w  CaCO3
________9  magnesite   i   Cu5FeS x   (Fe,Mn)WO4
_______10  orpiment   j  CaSO4.2H2 y   FeTiO3  
_______11  smithsonite  k  KCl   z   CuS                            
_______12  amblygonite l   Cu2S
_______13  anhydrite  m  MgSO4
_______14  chalcopyrite n  CaSO4
_______15  alunite    o  Cu3AsS4

 


 2.  Match  the mineral name with an isomorphic group.  Place each answer in the appropriate blank space

 ________1  franklinite                      a  calcite group
 ________2  rhodochrosite                b  hematite group
 ________3  magnesite                      c  spinel group
 ________4  witherite                        d  rutile group
 ________5  cassiterite                      e  aragonite group
 ________6  corundum     
 ________7  magnetite
 ________8  chromite
 ________9  ilmenite
 _______10  pyrolusite


 3.  Match the mineral name with the mineral class.  Place each answer in the appropriate blank space

 ________1  molybdenite                   a  native element
 ________2  arsenopyrite                   b  sulfide
 ________3  colemanite                      c  arsenide
 ________4  turquoise                        d  sulfarsenide
 ________5  niccoline                         e  sulfosalt
 ________6  pyrrhotite                        f  oxide
 ________7  enargite                          g  hydroxide
 ________8  realgar                            h  halide
 ________9  cassiterite                        i  carbonate
 _______10  azurite                             j  borate
 _______11  cryolite                            k sulfate
 _______12  alunite                              l  tungstate
 _______13  manganite                        m molybdate
 _______14  monazite                          n vanadate
 _______15  malachite                         o phosphate


  4.  Fill in the name of the mineral which best represents the associated statement. All
        answers are minerals assigned to be studied in the lab

  ________________ 1  the blue gemstone variety of corundum
  ________________ 2  the mineral  most important in the use of geothermometry
  ________________ 3  the mineral resembling chalcocite and displays prominent cleavage
  ________________ 4  the carbonate mineral with the highest specific gravity
  ________________ 5  the mineral most important as a source for fluorine
  ________________ 6  the mineral with a non metallic luster and 3-directional 90 degree cleavage
  ________________ 7  the green mineral with radiating crystals
  ________________ 8  the principal ore mineral for the source of Sn
  ________________ 9  the mineral which resembles bornite and displays prominent cleavage
  ________________10 the magnetic mineral deficient in Fe with respect to S
  ________________11 the phosphate mineral comprised of rare earth elements
  ________________12 the principal ore mineral used for the source of arsenic
  ________________13 the iron mineral displaying rhombohedral cleavage
  ________________14 the important source for the element, tungsten
  ________________15 the principal ore mineral for the source of the element, Mo
  ________________16 the mineral which typically displays the "cockscomb" structure
  ________________17 the principal ore mineral for the source of Cr
  ________________18 the most common (abundant) sulfide mineral
  ________________19 the mineral which is the major source of the element, Ti
  ________________20 the common borate mineral displaying an elongated splintery cleavage


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