Category Nuances for quartz_powder:

• conventional,
• fibrous,
• harder,
• usual,
• refractory,
• granular,
• raw,
• dental,
• inert,
• industrial,
• common,
• powdered,
• porous,
• inorganic,
• hard,

Simple Categories for quartz_powder:

• filler,
• mineral,
• powder,
• material,
• substance,
• medium,
• item,