Exiſting in immenſe quantity in the iſland of Angleſea. It does not reduce with the blowpipe upon charcoal, but melts to a black glaſs[[66]]. W.
PLUMBUM (lead), mineralized by the acid of phoſphorus. Phoſphorated.
This was diſcovered by Mr. Gahn. It does not efferveſce with acids. It melts upon charcoal with the blowpipe, but is not perfectly reduced.
PLUMBUM (lead), mineralized by the aerial acid. Aerated.
Cronstedt Min. § 185.
It efferveſces with acids, and is readily reduced upon charcoal[[67]].
PLUMBUM (lead), mineralized by ſulphur. Sulphurated.