grig

noun 0.656

granulite

noun 0.607

goethite

noun 0.603

ferrihydrite

noun 0.596

maghemite

noun 0.587

ringwoodite

noun 0.587

magnetite

noun 0.587

siderite

noun 0.577

iron gray

noun 0.574

gneiss

noun 0.573

pyrrhotite

noun 0.568

argillite

noun 0.565

greige

noun 0.560

greywacke

noun 0.559

eclogite

noun 0.558

augite

noun 0.557

granophyre

noun 0.556

paragneiss

noun 0.552

grism

noun 0.543

cummingtonite

noun 0.541

magnesite

noun 0.540

gley

noun 0.540

grey

noun 0.537

granodiorite

noun 0.535

greensand

noun 0.533

grego

noun 0.532

grigio

noun 0.532

anthophyllite

noun 0.532

iron meteorite

noun 0.532

chromitite

noun 0.531

chloritoid

noun 0.531

jarosite

noun 0.531

yttrium iron garnet

noun 0.530

graptolite

noun 0.530

biotite

noun 0.527

gregarine

noun 0.525

prehnite

noun 0.525

gree

noun 0.525

glaucophane

noun 0.524

vivianite

noun 0.524

ferrite

noun 0.523

pargasite

noun 0.522

greisen

noun 0.522

bronzite

noun 0.521

plagiogranite

noun 0.520

granitoid

noun 0.517

phengite

noun 0.517

epidote

noun 0.516

pyrolusite

noun 0.515

hematite

noun 0.514

hexaferrite

noun 0.514

whitlockite

noun 0.513

clinochlore

noun 0.513

microgranite

noun 0.512

ferrous oxide

noun 0.512

greenstone

noun 0.510

dolerite

noun 0.510

pyroxenite

noun 0.509

diamictite

noun 0.509

geogrid

noun 0.509

gabbro

noun 0.508

chlorite

noun 0.507

stishovite

noun 0.507

ilmenite

noun 0.505

gritstone

noun 0.504

clinozoisite

noun 0.504

perthite

noun 0.504

illite

noun 0.503

palagonite

noun 0.502

heulandite

noun 0.502

tremolite

noun 0.502