Okabe T, Mitchell R, Butts M B, Wright A H, Fairhurst C W
J Dent Res. 1978 Jul-Aug;57(7-8):759-67. doi: 10.1177/00220345780570070101.
Two types of high copper alloy powder have been amalgamated by plating tablets of compacted powder with Hg. Gamma1 Ag-Hg crystals form on both types of tablet. On one type, zeta Cu-Sn crystals are also formed. An amalgamation mechanism for this latter type of high copper amalgam is discussed.