sand-lime brick

[ sand-lahym ]
/ ˈsændˌlaɪm /

noun

a hard brick composed of silica sand and a lime of high calcium content, molded under high pressure and baked.

Origin of sand-lime brick

First recorded in 1905–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019