Clue: Kind of scale of mineral hardness

Answer: MOHS

Length: 4

---

Similar Clues:

• Kind of office machine (ADDING with 6 letters)
• Kind of office (e.g. BOX with 3 letters)
• Kind of offering (e.g. BURNT with 5 letters)
• Kind of promotional ring once offered by Ovaltine (DECODER with 7 letters)
• Kind of official (ELECTED with 7 letters)
• Kind of public office (ELECTIVE with 8 letters)
• Genre whose band name generator offers results like "Some Kind of Bleeding Feeling" (EMO with 3 letters)
• Kind of offense (FEDERAL with 7 letters)
• Kind of offer (e.g. FIRM with 4 letters)
• Kind of service offered at some cafes (INTERNET with 8 letters)