[3211] Probably the reading should be “Stactachates,” “Myrrh agate.”
[3212] “Coralline agate.” See Chapter [56].
[3213] Undulated agate.
[3214] Moss agate, probably. See Note [3210] above.
[3215] Sillig is of opinion that the reading here is corrupt.
[3216] “Coticulas.” Stones for grinding drugs.
[3217] “Refreshing” stone. Hardly any of these stones appear to be identified.
[3218] As to the “nitrum” of Pliny, see B. xxxi. c. 46.
[3219] Probably the same as the Alabastrites of B. xxxv. c. [12].
[3220] From the Greek, ἀλέκτωρ, a “cock.”