Tan rocks & minerals
Tan rocks and minerals share this color due to specific trace elements, chemical bonds, or structural defects. Color alone rarely settles an identification — use it with hardness, luster, and streak.
Showing 1–120 of 177 tan rocks and minerals.
- No imageAgatized Algaecommonfossil · Mohs 6.5-7brown, red, tan
- No imageAgatized Clamscommonfossil · Mohs 6.5-7white, gray, brown
- No imageAgatized Cycad Wooduncommonfossil · Mohs 6.5-7brown, tan, gray
Agatized Dinosaur Boneuncommonfossil · Mohs 6.5-7red, brown, tan- No imageAgatized Fern Budsuncommonfossil · Mohs 6.5-7brown, tan, gray
- No imageAgatized Fossil Shellscommonfossil · Mohs 6.5-7white, brown, red
- No imageAgatized Palm Woodcommonfossil · Mohs 6.5-7brown, tan, gray
- No imageAgatized Picture Woodcommonfossil · Mohs 6.5-7brown, tan, black
Arkosecommonsedimentary · Mohs 6-7pink, gray, tan
Arrowheadscommonfossil · Mohs 6.5-7white, gray, brown- No imageBario-orthojoaquiniteraremineral · Mohs 5.5brown, yellow-brown, tan
- No imageBarite Rosescommonmineral · Mohs 3-3.5brown, reddish-brown, tan
Bauxitecommonsedimentary · Mohs 1-3red, brown, tan
Belemnitecommonfossil · Mohs 3-4brown, black, gray
Biggs Jaspercommonmineral · Mohs 6.5-7tan, brown, cream
Bison Skullcommonfossil · Mohs 3-5white, brown, tan
Bivalve Fossilcommonfossil · Mohs 3-5tan, brown, gray
Blastoidcommonfossilgray, brown, white
Blue Silicified Coraluncommonfossil · Mohs 6.5-7blue, gray, white
Brachiopodcommonfossilgray, brown, white
Brain Coralcommonfossil · Mohs 3-4white, tan, brown
Britholite-(Ce)raremineral · Mohs 5.5brown, tan, reddish-brown- No imageBrown Jaspercommonmineral · Mohs 6.5-7brown, tan, chocolate
Bruneau Canyon Jasperuncommonmineral · Mohs 6.5-7brown, cream, tan
Bryozoancommonfossil · Mohs 3-5white, gray, tan- No imageCalcified Coralcommonfossil · Mohs 3-4white, brown, tan
Calcioancylite-(Ce)raremineral · Mohs 4-4.5yellow, brown, tan- No imageCalcite Onyxcommonmineral · Mohs 3white, brown, tan
Calymenecommonfossilgray, brown, tan
Carbonatiterareigneous · Mohs 3-4white, gray, tan
Chalcedonycommonmineral · Mohs 6.5-7white, gray, blue- No imageChalcedony Nodulescommonmineral · Mohs 6.5-7white, gray, blue
- No imageChert Nodulescommonmineral · Mohs 6.5-7gray, brown, black
Coconinoiteraremineral · Mohs 1-2yellow, tan
Collinsiteraremineral · Mohs 3.5brown, yellowish-brown, tan
Concretioncommonsedimentary · Mohs 3-7brown, gray, tan
Concretions With Fossilscommonfossil · Mohs 3-5brown, gray, tan
Coquinacommonsedimentary · Mohs 3tan, white, light gray
Coral Fossilcommonfossil · Mohs 6.5-7white, tan, brown
Crinoid Stemscommonfossil · Mohs 3-4gray, white, tan
Crinoidal Limestonecommonsedimentary · Mohs 3gray, tan, white
Crinoidscommonfossil · Mohs 3-4gray, white, tan- No imageCrocodile Toothcommonfossil · Mohs 3-5brown, tan, black
Cummingtoniteuncommonmineral · Mohs 5-6brown, gray, greenish-gray- No imageDesert Rose Baritecommonmineral · Mohs 3-3.5tan, brown, cream
Desert Rose Gypsumcommonmineral · Mohs 2brown, tan, white
Dinosaur Bonescommonfossil · Mohs 5.5-7brown, red, black
Dinosaur Coproliteuncommonfossil · Mohs 3-5brown, tan, black
Dinosaur Toothcommonfossil · Mohs 3-5brown, black, gray
Dolostonecommonsedimentary · Mohs 3.5-4gray, white, buff
Dunham Dolomitecommonsedimentary · Mohs 3.5-4gray, buff, tan
Echinoidcommonfossil · Mohs 3-4white, gray, tan
Echinoid Geodeuncommonfossil · Mohs 7gray, white, clear
Eurypteriduncommonfossilbrown, black, tan- No imageFairfield Agatecommonmineral · Mohs 6.5-7brown, tan, white
Favositescommonfossil · Mohs 3-4gray, tan, brown
Fern Fossilcommonfossilblack, brown, gray- No imageFerrierite-Kuncommonmineral · Mohs 3-3.5white, colorless, yellowish
Ferrostrunziteraremineral · Mohs 3.5yellow, brownish-yellow, tan
Finger Coralcommonfossil · Mohs 3-4white, tan, brown
Fish Fossilcommonfossil · Mohs 3-5brown, tan, gray- No imageFlower Jaspercommonmineral · Mohs 6.5-7pink, white, red
- No imageFort Payne Chertcommonmineral · Mohs 6.5-7white, gray, brown
Fossil Coralcommonfossil · Mohs 6.5-7white, tan, brown
Fossil Leafcommonfossil · Mohs 2-4brown, black, gray
Fossil Leaf Printscommonfossil · Mohs 2-4brown, tan, black
Fossil Plantscommonfossilbrown, black, gray
Fossil Spiderrarefossilamber, brown, black- No imageFossilized Fernscommonfossil · Mohs 3-6black, brown, gray
- No imageFossilized Horse Bonescommonfossil · Mohs 3-6brown, tan, white
Fossilized Ivoryuncommonfossil · Mohs 2.5-3white, cream, yellow- No imageFossilized Quarrycommonfossilbrown, tan, gray
Fossilized Shark Teethcommonfossil · Mohs 3-5black, gray, brown
Fossilized Shellscommonfossil · Mohs 3-5white, gray, brown
Fossilscommonfossil · Mohs 3-7brown, gray, white
Fulguriteuncommonmineral · Mohs 6.5-7white, gray, tan- No imageGalgenbergite-(Ce)raremineral · Mohs 4-4.5yellow, brown, tan
Gastrolithsuncommonfossil · Mohs variablevariable, brown, gray
Gastropod Fossilcommonfossilbrown, gray, white
Gastropodscommonfossil · Mohs 3-5white, brown, gray
Goniatitecommonfossil · Mohs 3-4brown, gray, black
Granitic Pegmatitecommonigneous · Mohs 6-7white, pink, gray
Graphic Granitecommonigneous · Mohs 6-7white, gray, pink
Holtiteraremineral · Mohs 7-8yellow, brown, tan
Horn Coralcommonfossil · Mohs 3-4gray, tan, brown
Horsetail Fossilcommonfossil · Mohs 3-5gray, brown, black
Itacolumiteuncommonsedimentary · Mohs 6-7yellow, brown, tan
Knightiacommonfossiltan, brown, gray- No imageLavic Jaspercommonmineral · Mohs 6.5-7red, brown, tan
- No imageLeopard Skin Jaspercommonmineral · Mohs 6.5-7brown, tan, black
Limecommonsedimentary · Mohs 3-4white, gray, yellow
Limestonecommonsedimentary · Mohs 3white, gray, tan- No imageLouisiana Opaluncommonmineral · Mohs 5.5-6brown, tan, gray
Mammoth Toothcommonfossil · Mohs 2.5-3tan, brown, cream
Manatee Bonescommonfossil · Mohs 3-5tan, brown, gray
Mastodon Toothuncommonfossil · Mohs 3-5brown, tan, black- No imageMegalodon Teethcommonfossil · Mohs 3-5gray, black, brown
Megalodon Toothcommonfossil · Mohs 3-5black, gray, brown- No imageMojaveitecommonmineral · Mohs 6.5-7red, brown, tan
Monazitecommonmineral · Mohs 5-5.5reddish-brown, yellowish-brown, brown
Morrisonitecommonmineral · Mohs 6.5-7pink, tan, orange
Mosasaur Toothcommonfossil · Mohs 3-5black, brown, tan
Moydite-(Y)raremineral · Mohs 3.5white, yellow, tan
Nautiloidcommonfossilbrown, gray, white
Neighboriteraremineral · Mohs 3.5colorless, white, tan- No imageOkieitecommonmineral · Mohs 6.5-7yellow, brown, orange
Oolitecommonsedimentary · Mohs 3white, gray, tan- No imageOolitic Agatescommonmineral · Mohs 6.5-7white, gray, brown
Oolitic Limestonecommonsedimentary · Mohs 3white, tan, gray
Organovaite-Znraremineral · Mohs 5yellow, brown, orange- No imageOwyhee Jaspercommonmineral · Mohs 6.5-7blue, brown, cream
Parakeldyshiteraremineral · Mohs 5.5colorless, white, pinkish
Paulkerriteraremineral · Mohs 3-4yellow, yellow-brown, tan
Pegmatitecommonigneous · Mohs 6-7white, gray, pink
Perthitecommonmineral · Mohs 6white, gray, pink
Petoskey Stonescommonfossil · Mohs 3-4gray, brown, tan
Petrified Algaecommonfossil · Mohs 6.5-7tan, brown, gray
Petrified Cycaduncommonfossil · Mohs 6.5-7brown, tan, black
Petrified Palmcommonfossil · Mohs 6.5-7brown, tan, black
Petrified Palm Woodcommonfossil · Mohs 6.5-7tan, brown, black
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