greensand

[ green-sand ]

noun

1. a sandstone containing much glauconite, which gives it a greenish hue.

greensand

/ ˈɡriːnˌsænd /

noun

1. an olive-green sandstone consisting mainly of quartz and glauconite

Word History and Origins

Origin of greensand¹

First recorded in 1790–1800; green + sand

Example Sentences

In 1848 he advocated the use of phosphate nodules in the "Greensand" beds of Cambridgeshire.

From Project Gutenberg

The tail vertebræ from the Cambridge Greensand are mostly found isolated or with not more than four joints in association.

From Project Gutenberg

Its most remarkable features are shown in the large, well-preserved specimens from the Cambridge Greensand.

From Project Gutenberg

Within my own memory Pterodactyle remains were equally rare from the Cambridge Greensand.

From Project Gutenberg

You probably wonder why these red cliffs are called Greensand.

From Project Gutenberg