328 
Of Tin, Lead, and Iron. Part IIP 
CHAP. II. 
Of TIN, LEAD, and IRON. 
A Piece of pure TIN, refined in the Furnace. 
Pure TIN, Native, or from the Mine. It lies as it 
were in bright drops in a brown Stone. 
CRUDE TIN powder’d, confiding of Ihining black and 
Iron-colour’d Grains. 
TIN-ORE, holding Silver. 
FAT TIN LOAD, of a great Grain, in ablewilh Claw 
’Tis a duller of Cryftals like black Glafs. 
Another piece alfo very FAT, butfmaller Grain’d; con¬ 
fiding rather of fparks. 
A SHOAD, a FAT TIN-Stone fo call’d ; an Iron 
colour, with fome glofs where it is broken. Very pon¬ 
derous. 
A fort of TIN ORE, with its Grewt. That is, a Con¬ 
geries of Cryftals or Sparks of Spar of the bignefsof Bay- 
Salt , and of a brown Ihining colour, immerfed therein. 
They are fo hard, as to cut Glafs. 
TIN ORE, confiding of extream fmall black Sparks or 
Grains, immerfed in a green and yellow Grit. 
TIN ORE, of an Okye colour, with a mixture of black 
Ihining Sparks. 
A Specimen of GRAIN-TIN ORE of feveral colours; 
fc. blackilh, brownifh,purplilh, redilh, and yellow. So good, 
that they need little or no preparation, by damping or 
dreding for blowing: neither is there any confiderable 
wad in the melting. 
A SLAG, remaining in the bottom of the Tin-Floate. 
Sent by Mr. Coleprefs. Of a bright colour next to Silver. 
Yet contains (faith he, modly) Iron; which he acciden¬ 
tally perceiv’d, by applying the Magnet to it, both quickly 
uniting. But note, that now, at lead, they will not, unlefs 
you take fmall Sparks only, and thefe will leap up to it. He 
alfo faith, That one Dr. Stall a. German Chymift, affirmed, 
the Dutchmen make good fpelter of it. 
SCUM taken from melted TIN. Of a blackilh brown, 
with 
