Gamma alumina

Description

A synthetic, tetragonal crystalline form of Aluminum oxide. As an abrasive, gamma alumina removes silver tarnish effectively with few visible scratches (Wharton, et al, 1990).

Comparisons

Properties of Common Abrasives

Resources and Citations

• G.Wharton, S.Lansing, W.Ginell, "A Comparative Study of Silver Cleaning Abrasives" JAIC 29:13-31, 1990. LINK