(950) 
th^. fot the moft part, is incorporated with the Stone, 
or is found in it. Tbcy break every individual Stone, and 
if there be any blacknefs in the Stones , they break out a 
Well, (in their terms) and of this black fluff produce their 
Though this Metal be , for the moft part, made from the 
Stones; yet fometlmes it is as it were mixed withafmall 
gravelly Earth ; fometimes white, but for the moft part red. 
From this Earth 'tis eafily feparated with bare Wafting , 
but from the Stone, not without much ftamping* 
This gravelly fifff^ they diftinguifh from that which is 
gathered from theStoneSjCallingicPr^^/^T/V;;^ ; an hundred 
Loads whereof fcarce equalizeth in value fifty of the other; 
although in dilFerent Loads there's great variety of good- 
nefs. 
Another fort of Ore they have , call'd Mundick Ore. 
Being mixed together, the Mundick may be eafily known by 
its glittering, yet fad brownnefs , wherewith it will foon 
colour your fingerf. 
TheM«;^^/Vit isfaid to nourifh the TLinn\ and yet they 
fay, where much Mitndic^ is found, there's little or no tim\ 
and where there is little or none of that^ much and good 
tim is found. Certain it is , if there be any Mundick left 
in melting the tinn^ it doth it much prejudice, making it 
thick and cruddy, that is^ not fo dufiile, as otherwife. For 
Tim without it will eafily bow and bend any way; but 
mixed with it becomes very brittle, and will crack and 
break. And therefore, ufually draws down the Metal to 
an abatement,from five (hillings to eight fliillings in the hun- 
dred pound weight. 
This Aiufidick feems to be a kind of Sulphur. Fire only 
feparates it from the Tinn , and evaporates it into fmoke. 
Little fprigs or boughs fet in the Chimney, the Smoke ga- 
thereth upon them into a fubftance which they call Poyfon, 
and think it is a kind of Jrfenick ; which being put in- 
to water eafily dilfolves, and produces very good Vi- 
triol. 
The Water wherein it is diflTolved foon changeth fmall 
Iron Rods pjt into it; and they fay, that in a very 
little 
