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Definition
Scale measuring minerals' scratch resistance from 1-10. Talc=1, Diamond=10. Important for determining stone's water contact, care, and durability.
Scale measuring minerals' scratch resistance from 1-10. Talc=1, Diamond=10. Important for determining stone's water contact, care, and durability.
Tenê ji bo kêfxweşiyê ye: Naveroka Faltastik li şûna şîreta bijîjkî, hiqûqî an darayî nayê.