hematite

noun 0.685

limonite

noun 0.671

jarosite

noun 0.669

iron oxide

noun 0.658

maghemite

noun 0.658

magnetite

noun 0.642

ferrihydrite

noun 0.641

ferric oxide

noun 0.611

ferrous oxide

noun 0.610

siderite

noun 0.606

greigite

noun 0.603

pyrolusite

noun 0.593

boehmite

noun 0.577

pyrrhotite

noun 0.572

manganite

noun 0.572

iron meteorite

noun 0.570

anthophyllite

noun 0.567

pyrite

noun 0.565

ochre

noun 0.564

bronzite

noun 0.560

epidote

noun 0.559

augite

noun 0.557

ilmenite

noun 0.553

geode

noun 0.550

ringwoodite

noun 0.549

kaolinite

noun 0.548

biotite

noun 0.548

bog iron

noun 0.546

chalybeate

noun 0.545

iron gray

noun 0.542

olivine

noun 0.541

goth

noun 0.539

magnesite

noun 0.539

galena

noun 0.538

gibbsite

noun 0.536

bauxite

noun 0.535

anhydrite

noun 0.535

vivianite

noun 0.535

iron sulphide

noun 0.534

iron

noun 0.529

anorthite

noun 0.527

litharge

noun 0.521

heulandite

noun 0.520

wolframite

noun 0.519

palagonite

noun 0.519

red ochre

noun 0.519

ferrite

noun 0.519

zeolite

noun 0.517

chromite

noun 0.517

fayalite

noun 0.516

gypsum

noun 0.516

hydrotalcite

noun 0.515

cobaltite

noun 0.512

hydroxide

noun 0.512

illite

noun 0.512

malachite

noun 0.512

azurite

noun 0.511

cummingtonite

noun 0.510

orthopyroxene

noun 0.509

anatase

noun 0.508

aragonite

noun 0.508

holmium

noun 0.507

marcasite

noun 0.506

chloritoid

noun 0.505

gold

noun 0.504

prehnite

noun 0.504

ferritin

noun 0.503

brookite

noun 0.503

chlorite

noun 0.502

whitlockite

noun 0.501

black iron

noun 0.501