cauk

• cawk

British dialect cauk (“limestone”), from Northern Middle English calke, from Anglian Old English calc; doublet of calx and chalk.

• IPA^(key): /kɔːk/
• Homophones: caulk, cork, Cork, cawk

cauk (countable and uncountable, plural cauks)

1. (archaic, mineralogy) An opaque, earthy variety of barite, or heavy spar.

• “cauk”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• “cauk”, in Mindat.org‎^[1], Hudson Institute of Mineralogy, 2000–2025.