Smaragdus est viridis...

Arena
et sabulum
est comminutus lapis.

Saxum est
pars petrae.

Cos
silex
marmor, &c.
sunt obscuri lapides.

Magnes
attrahit ferrum.

Gemmae sunt
lapilli pellucidi.

Adamas est candidus.
Rubinus est rubeus.
Sapphirus est caeruleus.
Smaragdus est viridis.
Electrum est flavus.

Gemmae angulati
micant.

Margarita crescunt
in conchis.

Corallia
in marini arbuscula.

Vitrum simile est
crystallum.

Gravel
and sand is
crushed stone.

Stone is
a piece of a rock.

Grindstone
quartz
marble, etc.
are dark stones.

Lodestone
attracts iron.

Jewels are
clear stones.

Diamond is white.
Ruby is red.
Sapphire is blue.
Emerald is green.
Amber is yellow.

Polished gems
sparkle.

Pearls grow
in shellfish.

Corals
in marine reefs.

Glass is like
crystal.