Proceedings of the Society of Biblical Archaeology

Feb.6] PROCEEDINGS. [1894.

metal,nearlyfree from cuprousoxide. It contained no tin ; but a
microscopicalquantityof some veryinsolublesubstancewhichgave
the reaction of gold, mixedapparentlywithsomeothermetalwhich
formedan insoluble oxide. An analysis yielded:

Copper

Iron ...

Sulphur

Oxygenand other constituents

986

07

C2

Thereis evidently muchstill to learn aboutthe composition and
hardeningof these coppertoolswhichprecededthe age of bronze.

99