^ 26 Of SVLetdh. Part HI. 
cruftatcd with fparry Grains, not much bigger than Poppy- 
feeds. 
Another Piece, with Red Cinnabar growing to it. 
A large Piece of SILVER ORE, with MUNDICK j 
running between Beds of White, Yellow, and Green Spar. 
The White, fo hard as to cut Glafs: The other two, foft. 
The Ore runs in a Vein obliquely, fo as to make an Angle. 
By which, the Underlying or Dipping of a Load, may be 
well conceiv’d. 
The Preparations of Silver, are made in moil of thofe 
Forms, as of Gold , and defcribed by the fame Authors be¬ 
fore mention’d. Goldfmiths fometimes give a filver-wafh 
to Copper, with that which is called Oleum Luna. Soder 
(from the Italic^, Saldatura') of Gold is made of Silver ■,> 
and half as much Brafs. Painters make a pure Blew here- 
(a) AmbroC of with Sal Armoniac. (a) Of the Silver-Mines in Mexico , 
Maf.Mmi and the way of feparating the Silver from the Ore, fee the 
(fkumf. Phil. Tran fall ions, (b) And of the Art of Refining,A/aw.i42. 
Pure CAPILLARY COPPER from the Mine at Hern- 
grunt. Given by Dr. Ed. Brown. ’Tis very ponderous, the fe- 
veral Styria or Capillary parts but Ihort, of a redifh Golden 
colour, growing together almoft like thofe of the little 
Stone-Mofs. 
Another Piece of the fame Species. 
Pure GRANULATED COPPER, from the Mine. Of 
a redifh colour, mixed with a fad purple, and fome green. 
Grows to a Stone, outwardly of a Liver-colour, within 
Whitiih; not very hard. This fort of Native Copper, by 
(c) Muf. Chiocco, is call’d JEm Flos verm, (c) 
An Iron-Chain and Heart, at leaft, cover’d with a Cruft 
of pure GRANULATED COPPER ; by lying in one of 
the two Springs in the Copper-Mine call’d the Ziment in 
Hungary. Given with the next by Dr. Edward Brown. 
Pure Native COPPER, both CAPILLARY, and GRA¬ 
NULATED, in one piece. The Capillary part, above two 
inches broad 5 and furrounded, like a Wood, by the other. 
MetaiUcum. Aldrov andus (d) hath a fort that is pointed, or at leaft angu¬ 
lar 3 which Ambroftnus calls ALs nativumfigura pangonia. 
BULLATED COPPER, Native, or from the Mine. 
Given by Sir Rob. Moray. ’Tis pure and of the colour of the 
beft concocted. Whether this piece was not fluxed by fome 
fub- 
