Clue: Scale of mineral hardness

Answer: MOHS

Length: 4

---

Similar Clues:

• ___ scale of mineral hardness (MOHS with 4 letters)
• ___ scale (mineral hardness measure) (MOHS with 4 letters)
• Kind of scale of mineral hardness (MOHS with 4 letters)
• Minerals' hardness-scale inventor (MOHS with 4 letters)
• Inventor of a mineral hardness scale (MOHS with 4 letters)
• Mineral-hardness scale name (MOHS with 4 letters)
• Mineral-hardness scale (MOHS with 4 letters)
• -- scale (mineral hardness gauge) (MOHS with 4 letters)
• Mineral hardness scale name (MOHS with 4 letters)
• Mineral hardness scale inventor (MOHS with 4 letters)