Related Clues:

• Diamond : 10 :: ___ : 1
• Magnesium silicate
• Powder base
• Powdery mineral
• Bath powder
• Soapstone makeup
• Shower powder
• Member of Mohs' scale
• 1 on the Mohs' scale
• The soft end of the Mohs scale
• Mineral in pesticide
• Powder substance
• Rash treatment, perhaps
• Soapstone ingredient
• Bathroom powder