The Collaborative International Dictionary
sarsen stone
Sarsen \Sar"sen\, n. [Etymol. uncertain; perhaps for saracen stone, i.e., a heathen or pagan stone or monument.] One of the large sandstone blocks scattered over the English chalk downs; -- called also sarsen stone, and Druid stone. [Eng.]
Usage examples of "sarsen stone".
Flowed, and touched archway, trilothons, sarsen stone, slaughter stone, lintels, bluestone horseshoe.
Their sarsen stone is three times harder to work than granite, able to ruin the edge of most modern tools short of steel alloy.