no more Feces in the filter: Then Calcine this Salt again for six hours, and then pul∣verize it whilst it is yet hot, and put it in a large Cucurbite, and pour upon it by little and little of good Nants Brandy, so much as may cover it the breadth of four fingers, cover it with a blind head, or with another Cucurbite, that may enter into it, lute well the junctures, and digest in warm Sand for six days; then put on a head with a Lim∣beck and a Recipient, and distill over with a gentle heat all the S. V. then let it cool, and pour on fresh Brandy, digest, and di∣still as before. Repeat this Operation five or six times, or so often till your Salt of Tar∣tar remain in the bottom like a red and trans∣parent Oyl, which will be very fiery and penetrating, reducing all Metals into run∣ning ☿, being first duly prepared; keep this Oyl close stopped.
Then take lbviij. of the Ashes of burned Vines, whereof make a strong Lixivium with lbxx. of fair {water}, then in lbxij. of this Lixivium; dissolve lbj. of Salt of Tartar, filter this dissolution, and digest it in Sand with a strong {fire} for some time; then cast into it lbj. of Regulus of {antimony}, that hath been melted and purified six or seven times with Tartar and Salt-petre, and then reduced to a subtil Powder: Make it boyl for six hours,