A—FURNACE IN WHICH THE AIR IS DRAWN IN THROUGH HOLES.
B—GOLDSMITH'S FORGE.
C—EARTHEN CRUCIBLES. D—IRON POTS. E—BLOCK.
in which the air is drawn in through holes; or else they are placed in a gold
smith's forge.
C—EARTHEN CRUCIBLES. D—IRON POTS. E—BLOCK.
in which the air is drawn in through holes; or else they are placed in a gold
smith's forge.
Just as aqua valens poured
over silver, from which the sulphur has
parted the gold, shows us whether all has been separated or whether
particles of gold remain in the silver; so do certain ingredients, if placed in
the pot or crucible “alternately” with the gold, from which the silver has
been parted by stibíum, and heated, show us whether all have been
separated or not.
parted the gold, shows us whether all has been separated or whether
particles of gold remain in the silver; so do certain ingredients, if placed in
the pot or crucible “alternately” with the gold, from which the silver has
been parted by stibíum, and heated, show us whether all have been
separated or not.
We use cements18 when, without stíbíum, we part
silver or copper or both
so ingeniously and admirably from gold. There are various cements. Some
so ingeniously and admirably from gold. There are various cements. Some