saprolite

noun 0.624

limonite

noun 0.594

red mud

noun 0.577

calcarenite

noun 0.574

red earth

noun 0.573

bauxite

noun 0.568

arenite

noun 0.568

regolith

noun 0.562

nitrate

noun 0.561

eclogite

noun 0.556

granulite

noun 0.556

siderite

noun 0.555

hematite

noun 0.552

nitrite

noun 0.546

limestone

noun 0.546

radiolarite

noun 0.544

rhodonite

noun 0.540

nitre

noun 0.539

sandstone

noun 0.539

palagonite

noun 0.536

sedimentary rock

noun 0.535

carbonatite

noun 0.534

brick red

noun 0.529

hardpan

noun 0.529

quartzite

noun 0.526

nickel

noun 0.525

lignite

noun 0.524

pentlandite

noun 0.524

sedimentary

noun 0.520

living rock

noun 0.519

anorthosite

noun 0.516

rendzina

noun 0.516

plinthite

noun 0.514

red ochre

noun 0.513

natron

noun 0.513

chromite

noun 0.511

ochre

noun 0.511

cassiterite

noun 0.510

dolerite

noun 0.510

pyroxenite

noun 0.510

sodalite

noun 0.510

quicklime

noun 0.508

granodiorite

noun 0.508

corundum

noun 0.507

syenite

noun 0.507

blue metal

noun 0.507

illite

noun 0.507

rutile

noun 0.507

nanite

noun 0.506

andesite

noun 0.506

iron oxide

noun 0.505

loess

noun 0.505

lith

noun 0.505

alunite

noun 0.504

kaolinite

noun 0.504

silcrete

noun 0.504

terracotta

noun 0.503

greensand

noun 0.502