What is "armenian bole"

Armenian \Ar*me"ni*an\, a. [Cf. F. Arm['e]nien, L. Armenias, fr. Armenia.] Of or pertaining to Armenia. Armenian bole, a soft clayey earth of a bright red color found in Armenia, Tuscany, etc. Armenian stone.

1. The commercial name of lapis lazuli.

2. Emery.

Bole \Bole\, n. [Gr. ? a clod or lump of earth: cf. F. bol, and also L. bolus morsel. Cf. Bolus.]

1. Any one of several varieties of friable earthy clay, usually colored more or less strongly red by oxide of iron, and used to color and adulterate various substances. It was formerly used in medicine. It is composed essentially of hydrous silicates of alumina, or more rarely of magnesia. See Clay, and Terra alba.

2. A bolus; a dose.
   --Coleridge.

   Armenian bole. See under Armenian.

   Bole Armoniac, or Armoniak, Armenian bole. [Obs.]
   --Chaucer.

Armenian bole, also known as bolus armenus or bole armoniac, is an earthy clay, usually red, native to Armenia. It is red due to the presence of iron oxide; the clay also contains hydrous silicates of aluminum and possibly magnesium.