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Air (n)
1.0003
Water (n)
1.33
Ice (n)
1.31
Alcohol (n)
1.36
Kerosene (n)
1.44
Fused quartz (n)
1.46
Crown glass (n)
1.52
Rock salt (n)
1.54
Dense flint glass (n)
1.65
Ruby (n)
1.71
Diamond (n)
2.42
Sin0°
0
Sin30°
1/2
Sin45°
1/√2
Sin60°
√3/2
Sin90°
1