Agate

Translation: Agate
Description: an ornamental stone consisting of a hard variety of chalcedony (cryptocrystalline quartz), typically banded or otherwise variegated in colour (OED).
Variants: agatam, aegatie, agatten.
VARIANTS: none identified.
TYPES: (1) swert agaat, black agate.

Example of inventory: Inv. 7, 44, 56, 86