Alpha alumina
Revision as of 06:57, 24 July 2013 by (username removed)
Description
The synthetic, hexagonal crystalline form of aluminum oxide that occurs naturally as the mineral corundum. As an abrasive, alpha alumina removes silver tarnish effectively but also removes a significant amount of silver (Wharton, et al, 1990).
Additional Information
° G.Wharton, S.Lansing, W.Ginell, "A Comparative Study of Silver Cleaning Abrasives" JAIC 29:13-31, 1990. LINK