Dielectric Permittivities of MineralsΒΆ

Material \(\varepsilon_r\;\)
Albite 7.0
Calcite 6.4
Gypsum 6.5
Halite 5.9
Kaolinite 11.8
Mica 6.4
Olivine 7.2
Orthoclase Feldspar 5.6
Plagioclase Feldspar 7
Pyroxene 8.5
Quartz 4.5