Brown rocks & minerals
Brown rocks and minerals are extremely common, iron oxidation alone produces a huge range of browns and tans. Look at hardness, luster, and host setting to narrow it down.
Showing 241–360 of 1176 brown rocks (page 3 of 10).
Coombsiteraremineral · Mohs 2.5yellow, brown, black
Copalcommonfossil · Mohs 1.5-2.5yellow, orange, brown
Copalitecommonfossil · Mohs 2-2.5yellow, orange, brown
Coralcommonfossil · Mohs 3-4white, pink, red
Coral Fossilcommonfossil · Mohs 6.5-7white, tan, brown
Cordylite-(Ce)raremineral · Mohs 4.5yellow, brown, gray- No imageCordylite-(La)raremineral · Mohs 4.5yellow, brown, white
Corkiteuncommonmineral · Mohs 3.5-4yellow, brown, greenish-brown
Correianevesiteraremineral · Mohs 3-4yellow-brown, brown
Corrensiteuncommonmineral · Mohs 2-3green, yellow, white
Cortesognoiteraremineral · Mohs 5.5-6yellowish-brown, brown
Corundumcommonmineral · Mohs 9colorless, red, blue
Coyamito Agateuncommonmineral · Mohs 6.5-7red, white, pink- No imageCrab Orchard Sand Stonecommonsedimentary · Mohs 6-7pink, red, buff
Crandalliteuncommonmineral · Mohs 5white, colorless, yellow
Crazy Lace Agatecommonmineral · Mohs 6.5-7white, gray, yellow
Crinoidcommonfossil · Mohs 3-4gray, white, tan
Crinoid Stemcommonfossil · Mohs 3-4gray, white, tan
Crinoidal Limestonecommonsedimentary · Mohs 3gray, tan, white
Crocodile Toothcommonfossil · Mohs 3-5brown, tan, black
Cummingtoniteuncommonmineral · Mohs 5-6brown, gray, greenish-gray
Cuspidineraremineral · Mohs 5-6red, yellow, brown
Danburiteuncommonmineral · Mohs 7-7.5colorless, white, yellow
Dark Gray Flintcommonmineral · Mohs 6.5-7dark gray, black, brown
Datolitecommonmineral · Mohs 5-5.5white, colorless, yellow
Datolite Noduleuncommonmineral · Mohs 5-5.5white, yellow, green
Delvauxiteraremineral · Mohs 2.5-3yellow, brown, reddish-brown
Dendritic Agatecommonmineral · Mohs 6.5-7white, colorless, gray
Dendritic Opalcommonmineral · Mohs 5.5-6.5white, cream, colorless
Descloiziteuncommonmineral · Mohs 3-3.5red, brown, orange
Desert Rose Baritecommonmineral · Mohs 3-3.5tan, brown, cream
Desert Rose Gypsumcommonmineral · Mohs 2brown, tan, white
Destineziteraremineral · Mohs 3-4yellow, brown, white- No imageDevitoiteraremineral · Mohs 2brown
Diadochiteuncommonmineral · Mohs 3yellow, brown, orange
Diamondcommongemstone · Mohs 10colorless, yellow, brown
Dingdaohengite-(Ce)raremineral · Mohs 5-6black, brown
Dinosaur Bonecommonfossil · Mohs 5.5-7brown, red, black
Dinosaur Coproliteuncommonfossil · Mohs 3-5brown, tan, black
Dinosaur Toothcommonfossil · Mohs 3-5brown, black, gray
Dissakisite-(Ce)raremineral · Mohs 6-7brown, dark brown, black- No imageDissakisite-(La)raremineral · Mohs 6-7black, brown, dark brown
Dogtooth Calcitecommonmineral · Mohs 3white, colorless, yellow
Dollaseite-(Ce)raremineral · Mohs 6-6.5brown, reddish-brown, dark brown- No imageDolomitecommonmineral · Mohs 3.5-4white, gray, pink
Doloresiteraremineral · Mohs 3brown, bronze-brown, black
Dolostonecommonsedimentary · Mohs 3.5-4gray, white, buff
Donharrisiteraremineral · Mohs 3-3.5brown
Donpeacoriteraremineral · Mohs 5-6yellow, brown, yellow-brown
Dorriteraremineral · Mohs 5black, brown
Dravitecommonmineral · Mohs 7-7.5brown, dark brown, yellowish brown- No imageDroninoiteraremineral · Mohs 2dark green, brown, dark gray-green
Drusy Quartzcommonmineral · Mohs 7colorless, white, gray
Dryhead Agateuncommonmineral · Mohs 6.5-7red, orange, yellow- No imageDualiteraremineral · Mohs 5yellow, brown, orange
Dunham Dolomitecommonsedimentary · Mohs 3.5-4gray, buff, tan
Dusmatoviteraremineral · Mohs 5.5-6yellow, brown, colorless
Dussertiteraremineral · Mohs 3.5-4yellow, yellow-green, brown
Earlshannoniteraremineral · Mohs 3.5brown, yellowish-brown, reddish-brown
Echinoidcommonfossil · Mohs 3-4white, gray, tan
Echinoid Geodeuncommonfossil · Mohs 7gray, white, clear
Edeniteuncommonmineral · Mohs 5-6green, brown, white
Eggletoniteraremineral · Mohs 3-4brown, reddish-brown
Eglestoniteuncommonmineral · Mohs 2.5yellow, yellow-brown, orange
Ekaniteraremineral · Mohs 5-6green, yellow-green, brown
Elrathiacommonfossilbrown, gray, black
Emeleusiteraremineral · Mohs 5-6colorless, pink, brown
Emmerichiteraremineral · Mohs 2.5yellow, brown
Enhydrouncommonmineral · Mohs 7colorless, white, brown
Enstatitecommonmineral · Mohs 5-6green, brown, gray
Eosphoriteuncommonmineral · Mohs 5pink, brown, yellow
Epidote-(Sr)raremineral · Mohs 6-7yellow, brown, greenish-yellow
Ericaiteraremineral · Mohs 7red, pink, violet
Esseneiteraremineral · Mohs 6brown, dark brown, reddish-brown
Eudialyteuncommonmineral · Mohs 5-6red, pink, brown
Eulytineraremineral · Mohs 4.5yellow, brown, gray
Eurypteriduncommonfossilbrown, black, tan
Euxenite-(Y)uncommonmineral · Mohs 5.5-6.5black, brownish-black, brown
Eye Agatecommonmineral · Mohs 6.5-7white, gray, brown
Fairburn Agateraremineral · Mohs 6.5-7red, yellow, brown- No imageFairfield Agatecommonmineral · Mohs 6.5-7brown, tan, white
- No imageFairhill Agatecommonmineral · Mohs 6.5-7red, yellow, orange
Fairy Stonecommonmineral · Mohs 7-7.5brown, reddish-brown, black
Favositescommonfossil · Mohs 3-4gray, tan, brown
Fayaliteuncommonmineral · Mohs 6.5-7yellow, yellow-green, brown
Fedorovskiteraremineral · Mohs 4.5brown
Feitknechtiteraremineral · Mohs 2.5brown, black, orange-brown- No imageFeklicheviteraremineral · Mohs 5yellow, brown, reddish-brown
Feldsparcommonmineral · Mohs 6white, gray, pink- No imageFergusonite-(Ce)raremineral · Mohs 5.5-6.5brown, black, yellow
Fern Fossilcommonfossilblack, brown, gray
Feroxyhyteraremineral · Mohs 2red-brown, brown- No imageFerri-mottanaite-(Ce)raremineral · Mohs 6yellow, brown, reddish-brown
Ferri-taramiteraremineral · Mohs 5-6black, dark green, brown
Ferriakasakaite-(Ce)raremineral · Mohs 6-6.5black, brown
Ferriallanite-(Ce)raremineral · Mohs 6-6.5black, brown- No imageFerrihydritecommonmineral · Mohs 2-3reddish-brown, brown, dark-brown
Ferrilotharmeyeriteraremineral · Mohs 4-5yellow, yellowish-orange, brown- No imageFerriperbøeite-(La)raremineral · Mohs 6-7black, brown
Ferripyrophylliteraremineral · Mohs 1-2yellow, brown, greenish-yellow- No imageFerrirockbridgeiteraremineral · Mohs 4.5dark green, blackish green, brown
- No imageFerrisepioliteraremineral · Mohs 2yellow, brown, greenish
Ferrisymplesiteraremineral · Mohs 2-3dark brown, brownish black, brown
Ferro-anthophylliteuncommonmineral · Mohs 5.5-6brown, greenish-brown, dark gray- No imageFerro-fluoro-edeniteraremineral · Mohs 5-6brown, dark green, black
Ferro-richteriteraremineral · Mohs 5-6brown, yellow-brown, greenish-brown- No imageFerroalluauditeraremineral · Mohs 4-5yellow, brown, green
Ferroaluminoceladoniteraremineral · Mohs 2green, bluish-green, brown- No imageFerrobobfergusoniteraremineral · Mohs 4.5-5brown, dark brown
Ferrocarpholiteraremineral · Mohs 5straw-yellow, yellowish-green, brown- No imageFerrokinoshitaliteraremineral · Mohs 2.5-3yellow, brown, dark brown
- No imageFerrolaueiteraremineral · Mohs 3brown, orange-brown
Ferronigerite-2N1Sraremineral · Mohs 8-9brown, black, yellowish-brown- No imageFerronigerite-6N6Sraremineral · Mohs 8-9brown, reddish-brown
- No imageFerronordite-(La)raremineral · Mohs 5-5.5yellow, brown, colorless
Ferrosaponiteraremineral · Mohs 2green, yellowish-green, brown
Ferrosiliteraremineral · Mohs 5-6brown, dark brown, black
Ferrotychiteraremineral · Mohs 4yellow, brown, colorless- No imageFerrovalleriiteraremineral · Mohs 1bronze, black, brown
Ferrowodginiteraremineral · Mohs 5.5-6black, brown
Identify your find on the go
Open RockHoundR to look up rock properties offline and find more like this near you.
