Part III. Of Salts. 341 
BLEW VITRIOL, Native, and cryftalliz d, from the 
Copper-Mines of Hemgrundt in Hungary. Given by Dr. Ed- 
ward Brown, together with the feveral Species following. 
GREEN VITRIOL, Native 5 from the Silver-Mines of 
Schemnitz^ in Hungary. 
Native GREEN VITRIOL, mixed with fome Rays of 
a pale Blew 5 from the fame place. With its aftringent and 
fweetifa Tafts, is joyn'd fome Acritude. It grows to its own 
Ore, of a purplifh alh- colour 3 and of a milder Taft. 
A parcel of the fame Species, from the Copper-Mine of 
Hemgriaidt. 
Native VITRIOL of a pale Purple , and confirming of 
pointed Cryftals. This alfo hath fome Acritude. From the 
fame Mine. 
Native WHITE VITRIOL. It grows in glofiy Grains 
like Nitre grofly powder d 3 and not without fome Acritude. 
From the fame place, 
Made WHITE-VITRIOL of Chremnitz, 
WHITE-VITRIOL Ore of Chemnitz. Of a pale Okre 
colour, and meanly aftringent, 
A fort of Native VFRDEGRIESE, from the Copper- 
Mines of Hemgrundt. It confifteth of flat and parallel 
Plates, as in a Slate 3 of a blewifh Green, yet not fo blew, as 
the fa&itious. Tis alfo of a much milder Taft. It maketh 
a ftrong ebullition with Spirit of Nitre. Thefe from the 
above- mention d Perfon. 
A rich ORE of Green Copperas, from Cornwall. Of a 
kind of Brick-colour, crack'd a little with lying in the Air s 
and hath upon it feveral efflorefcent lumps of Copperas. 
A poorer fort of Green Copperas ORE. On one fide, be- 
ing fcraped, of a blewifh afh-colour 3 and with little Taft. 
On the other, of a yellowifh Green, and tafteth ftrong as 
Vitriol. Maketh an Efervefcence with Spirit of Nitre, 
A Fibrous or STYRIATED ORE of Green Copperas. 
*Tis white , and form' d almoft like Sal Ammoniac 5 but 
hath the perfect Taft of Green Vitriol. Acids ftir it not. 
Befides the places mention d, and others>Green Copper aas 
is plentifully made here in England, as at Debt ford, and elfe 
where. The Copperas Stones or Fire-Stones are found on 
the Sea-fhore in Efex, Hamphire, and fo Weft ward 3 the - 
beft of a bright Silver-colour. For the making of Copperas^ 
they 
