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Alpha Quartz vs. Limestone

Alpha quartz belongs to the non-glass optical ceramics classification, while limestone belongs to the natural stone. There are 10 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is alpha quartz and the bottom bar is limestone.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 2.7
2.6
Elastic (Young's, Tensile) Modulus, GPa 91
77
Poisson's Ratio 0.13
0.25
Shear Modulus, GPa 31
30
Specific Heat Capacity, J/kg-K 720
920
Stiffness to Weight: Axial, points 19
16
Stiffness to Weight: Bending, points 57
55
Thermal Conductivity, W/m-K 8.5
2.1
Thermal Diffusivity, mm2/s 4.4
0.88
Thermal Expansion, µm/m-K 9.5
8.0