Rowley rag

Noun

uncountable

(geology) A hard basaltic rock found in the Rowley Hills, near Birmingham, formerly used in paving and construction.

Japanese Meaning

Rowley rag：バーミンガム近郊のRowley Hillsで採れる、硬い玄武岩。かつては舗装や建設資材として使用されていた岩石。

The restoration team salvaged blocks of old Rowley rag from beneath the square to reuse in the new walkway.

修復チームは広場の下から古いローリー丘陵産の玄武岩の切り石を回収し、新しい歩道に再利用した。

Sense（1）

(geology) A hard basaltic rock found in the Rowley Hills, near Birmingham, formerly used in paving and construction.

Rowley-Rag appeared to be the same thing as basalt and toadstone resembled some species of lava.