Crossword Clue:

Rock powder used as an abrasive

AnswerCrossword Clue
EMERYRock powder used as an abrasive
ALUMINAWhite powder used as an abrasive.
ROTTENSTONEPowdered rock used as an abrasive
EMERYCLOTHFabric used as an abrasive
WIREWOOLSteel fibers used as an abrasive
SANDEDUsed an abrasive
RESANDEDUsed an abrasive again