greensand | ||
1. | [ noun ] (geology) an olive-green sandstone containing glauconite | |
Related terms: | sandstone | |
Similar spelling: |
greens Greenspan green_salad greenside greensward Greenstein greenshank green_card greenish greyness green_gold green_goods greengage green_ash Greenough Greenwich greenness greenhouse green_soap green_smut green_gram Greensboro green_gland green_corn Grinstead greengrocer greenockite green_snake |