Determine the unknown mineral using the information given below. Be sure to use significant figure rules when doing calculations. Mass is shown on the triple beam.
Scale Test Mineral
10 diamond
9 corundum
8 topaz
7 quartz
6 feldspar
5 apatite
4 fluorite
3 calcite
2 gypsum
1 talc
Mineral H. Density, g/cc
tellurium 2 2.07
galena 2.5 7.58
anglesite 2.5 - 3 6.4
chalcocite 2.5 - 3 5.6
copper 2.5 - 3 9.0
gold 2.5 - 3 19.3
silver 2.5 - 3 10.5
arsenic 3.5 5.7
barite 3 - 3.5 4.4
dolomite 3.5 - 4 2.9
platinum 4.5 21.5
willemite 5.5 4.0
magnetite 6 5.18
pyrite 6 - 6.5 5.02
pyrolusite 6 - 6.5 5.0
cassiterite 6.5 6.9
diamond 10 3.52
Volume of water displaced = 0.051 L
Mass:
g
Density:
g/cc
Hardness: =
-
Determine the unknown mineral.
Unknown mineral:
Answers: 3
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