tHE LdST way of Separation is by ^uickJlver.And this 
is for filings of fmall Wori^ers aiid Goldfmiths, wherein Gold 
and Silver are mixed withduft, This duft is put into a 
Hand-mill with Qaick-filver, and being continually turned 
upon that, and the Metals, an Amalgama is made of them, and 
fair water poured in, carrys off the duft as it runs out again 
by a fmall QuilL 
This Amalgama is put into an Iron with a Bolt Head, fee in- 
to the fire, having a long Iron.-neck three feet long, to which 
is fitted a Receiver* The fire diftilsofF the Mm«r; into the 
Recei ver,and the Gold and Silver remain in the Bolt Head. 
Aff Acc0Hftt of the Englifl? Alum-Works ^ communicated by 
Daniel Col wall f/g'^/r^. 
ALt^m is made of a Stone digged out of a Mine, of a Sea- 
weed, and Urine. 
The Mine of Stone is found inmoft of the Hills between 
Scarborough and the River of tees in the County of Tork^ As 
zKomar FreJlon 'm LancaJbire. Icis ofablewifli colbur,9nd 
will clear like Cornilh-flate* 
That Mine which lies deep in the Earth,and is indifferent- 
ly well moiftned with Springs, is the beft* The dry Mine is 
not good. And too much moifture, cankers and corrupts 
theStone; making it Nitrous. 
In this Mine are found feveral Vcines of Stone called Dog- 
gers ^ of the fame colour, but not fo good. 
Here are alfo found thofe which are commonly called Snake- 
fiones. The people have a Tradition , that the Gomitry 
thereabouts being very much annoyed with Snakes, by the 
' Prayers of Sr. Hilda there inhabiting, they were all turned in- 
to Scones^ and that no Snake hath ever fince been fcen in thofe 
parts. 
For the more convenient working of the Mine, which feme 
times lies twenty yards under a furfaceor Capof Earth,(which 
niuft be taken off and barrowcd away) they begin theirwork 
on the declining of aHill, where they may alfo be well furni- 
filed with Water. They digg down the Mine by ftages, to 
fave Carriage 5 and fo throw it down near the places where 
they Calcine it; 
