a ligure: Leshem:, the ligure, the same as the jacinth, or hyacinth, a precious stone of a deep red, with a considerable tinge of yellow. Theophrastus and Pliny say it resembles the carbuncle, of a brightness sparkling like fire.
an agate: Shevo:, the agate, a semi-pellucid compound gem, formed of different simple minerals, as chalcedony, cornelian, jasper. horn-stone, quartz, amethyst, opal, etc.; joined irregularly or in layers. It is of a white, reddish, yellowish, or greenish ground; and so variously figured in its substance as to represent plants, trees, animals, and other objects.
an amethyst: Achlamah:, an amethyst, a transparent gem, composed of a strong blue and deep red; and according as either prevails, affording different tinges of purple, sometimes approaching to violet, and sometimes even fading to a pale rose colour.