An astringent bole, of fatty consistence and reddish colour, obtained from Lemnos; formerly esteemed as a medicine and antidote; sphragide; known…

A crude oxide of zinc found adhering in grey or brownish flakes to the flues of furnaces in which brass is melted (cf. pompholyx, n.); also…

an astringent earth brought from Armenia, and formerly used as an antidote and styptic. Cf. bole Armoniac at ammoniac, adj. 1.

sealed earth: a medicinal earth found in the Island of Lemnos, believed to possess antitoxic properties, sold by apothecaries in cubical blocks…

Of or pertaining to Lemnos. Lemnian earth (see quot. 1797) = sphragid(e, n. Lemnian reddle (see quot. 1865). Lemnian smith: Hephæstus or Vulcan.

= terra sigillata, n.; known also as Lemnian earth.