chalky

[chaw-kee]

adjective, chalk·i·er, chalk·i·est.

of or like chalk.
of a chalklike consistency: chalky soil.
without resonance, color, warmth, etc.: several high tones that were quite chalky.

Origin of chalky

late Middle English word dating back to 1425–75; see origin at chalk, -y¹

Related formschalk·i·ness, nounnon·chalk·y, adjectiveun·chalk·y, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

And I sometimes wonder whether this chalkiness is due to the use of the north light!
Bromide Printing and Enlarging
John A. Tennant

c.1400, from chalk (n.) + -y (2). Related: Chalkiness.