モース硬かたさ

noun

Mohs hardness

Technical term in mineralogy; refers to the scratch hardness scale developed by Friedrich Mohs.

• モース硬かたさは鉱こう物ぶつの硬かたさを比ひ較かくする尺しゃく度どです。

  Mohs hardness is a scale for comparing the hardness of minerals.