Probably the ancient topaz of a golden colour. Re 21:20. The Greek word ?????????? occurs in the LXX in Ex 28:20; 36:20 (Ex 39:13); Eze 28:13.
the third a chalcedony, the fourth an emerald, The fifth a sardonyx, the sixth a sardius, the seventh a chrysolite, the eighth a beryl, the ninth a topaz, the tenth a chrysophrase, the eleventh a jacinth, the twelfth an amethyst.