Use Mohs' hardness scale to answer the following
question
Mohs Hardness Scale
softer
0
fingernail
Talc
Gypsum
Calcite
Fluorite
glass
Apatite
Orthoclase
Quarta
Topas
O
nal
1651
Corundum
Diamond
10
harder
Turquoise has a hardness of about 6 Which two materials could turquoise
Scratch
A Gypsum
B. Quartz
Ос, Apatite
D. Topal