An unknown mineral can be scratched by topaz, but not by feldspar. According to the Mohs scale, which of the following best describes the hardness of the unknown mineral?   a. less than 5 b. more than 8  c. less than 8, but more than 6 d. more than 4, but less than 6

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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An unknown mineral can be scratched by topaz, but not by feldspar. According to the Mohs scale, which of the following best describes the hardness of the unknown mineral?  

a. less than 5

b. more than 8 

c. less than 8, but more than 6

d. more than 4, but less than 6

Mohs Scale
softest
tale
2
Eypsum
calcite
4
fluorite
apatite
feldspar
6.
quartz
topaz
corundum
hardest
10
diamond
Transcribed Image Text:Mohs Scale softest tale 2 Eypsum calcite 4 fluorite apatite feldspar 6. quartz topaz corundum hardest 10 diamond
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