Chemical Lexicon

Acalai, Is Salt.
Acartum, Is Red Lead.
Acaid, Is vinegar, or acidic.
Achamech, Is the superfluity of silver.
Acacia ferrea, Is an iron spoon.
Acazdir, Alkani, Alomba, Is Tin.
Accatum, Is Brass.
Achates Agate, First discovered in Sicily, near the river of the same name, then in other places. They are useful against the stings of spiders: and eagles place them in their nests to defend their chicks against poisonous things: they calm thirst and strengthen the vision.

In Agate, various impressions appear: Woods, Rivers, Beasts, footprints of a Wolf or Lion, as expressively carved by nature as if a Gem-cutter had done it with intent, Pliny.

Adamas Diamond, Is born both outside of gold and in most noble gold.

1. Outside of gold, a double Indian type, related in color to translucent Crystal, and of six-sided edges, tapering in a point, or with two opposite parts joined, of the size of a hazelnut kernel.
2. Arabicus, Born outside of gold, is smaller than the former.

1. Of the size of a millet grain, which they call Cenchron.
2. Macedonicus, found in Philippic gold, equal to the seeds of a cucumber.
3. Cyprius, found in Cyprus, leaning toward a bronze color, effective in medicines.
4. Sideritis, of iron-like splendor, excelling the others in weight, but unlike them in nature: this is broken by blows and can be perforated by another Diamond.