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 160 tan rocks and minerals.
Agatized Cycad Wooduncommonfossil · Mohs 6.5-7brown, tan, gray
Agatized Dinosaur Boneuncommonfossil · Mohs 6.5-7red, brown, tan
Agatized Picture Woodcommonfossil · Mohs 6.5-7brown, tan, black
Arkosecommonsedimentary · Mohs 6-7pink, gray, tan
Barite Rosecommonmineral · Mohs 3-3.5brown, reddish-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
Brachiopodcommonfossilgray, brown, white
Bryozoancommonfossil · Mohs 3-5white, gray, tan
Calcite Onyxcommonmineral · Mohs 3white, brown, tan
Calymenecommonfossilgray, brown, tan
Carbonatiterareigneous · Mohs 3-4white, gray, tan
Chalcedonycommonmineral · Mohs 6.5-7white, gray, blue
Chert Nodulecommonmineral · Mohs 6.5-7gray, brown, black
Concretioncommonsedimentary · Mohs 3-7brown, gray, tan
Concretion With Fossilcommonfossil · Mohs 3-5brown, gray, tan
Coquinacommonsedimentary · Mohs 3tan, white, light gray
Coral Fossilcommonfossil · Mohs 6.5-7white, tan, brown
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
Desert Rose Baritecommonmineral · Mohs 3-3.5tan, brown, cream
Desert Rose Gypsumcommonmineral · Mohs 2brown, tan, white
Dinosaur Bonecommonfossil · 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
Echinoidcommonfossil · Mohs 3-4white, gray, tan
Eurypteriduncommonfossilbrown, black, tan
Fern Fossilcommonfossilblack, brown, gray
Fish Fossilcommonfossil · Mohs 3-5brown, tan, gray
Fossil Leafcommonfossil · Mohs 2-4brown, black, gray
Fossil Spiderrarefossilamber, brown, black
Fossilized Ferncommonfossil · Mohs 3-6black, brown, gray
Fossilized Ivoryuncommonfossil · Mohs 2.5-3white, cream, yellow
Fossilized Shark Toothcommonfossil · Mohs 3-5black, gray, brown
Fossilized Shellcommonfossil · Mohs 3-5white, gray, brown
Fulguriteuncommonmineral · Mohs 6.5-7white, gray, tan
Gastropod Fossilcommonfossilbrown, gray, white
Goniatitecommonfossil · Mohs 3-4brown, gray, black
Horn Coralcommonfossil · Mohs 3-4gray, tan, brown
Horsetail Fossilcommonfossil · Mohs 3-5gray, brown, black
Itacolumiteuncommonsedimentary · Mohs 6-7yellow, brown, tan
Knightiacommonfossiltan, brown, gray
Leopard Skin Jaspercommonmineral · Mohs 6.5-7brown, tan, black
Limestonecommonsedimentary · Mohs 3white, gray, tan
Mammoth Toothcommonfossil · Mohs 2.5-3tan, brown, cream
Mastodon Toothuncommonfossil · Mohs 3-5brown, tan, black
Megalodon Toothcommonfossil · Mohs 3-5black, gray, brown
Mosasaur Toothcommonfossil · Mohs 3-5black, brown, tan
Nautiloidcommonfossilbrown, gray, white
Oolitic Limestonecommonsedimentary · Mohs 3white, tan, gray
Owyhee Jaspercommonmineral · Mohs 6.5-7blue, brown, cream
Pegmatitecommonigneous · Mohs 6-7white, gray, pink
Perthitecommonmineral · Mohs 6white, gray, pink
Petoskey Stonecommonfossil · 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
Picture Jaspercommonmineral · Mohs 6.5-7brown, tan, cream
Plant Fossilcommonfossilbrown, black, gray
Rhyolitecommonigneous · Mohs 6-7gray, pink, tan
Rose Rockcommonmineral · Mohs 3-3.5reddish-brown, red, tan
Royston Turquoiseuncommonmineral · Mohs 5-6blue, green, brown
Rugose Coralcommonfossil · Mohs 3-4white, gray, brown
Sand Dollar Fossilcommonfossil · Mohs 3white, tan, gray
Sandstonecommonsedimentary · Mohs 6-7tan, brown, yellow
Sea Urchin Fossilcommonfossil · Mohs 3-5white, gray, tan
Selenite Rosecommonmineral · Mohs 2white, colorless, tan
Silicified Algaecommonfossil · Mohs 6.5-7tan, brown, gray
Silicified Dinosaur Boneuncommonfossil · Mohs 6.5-7red, brown, black
Silicified Ferncommonfossil · Mohs 6.5-7brown, black, gray
Silicified Lignitecommonfossil · Mohs 6.5-7brown, black, gray
Siltstonecommonsedimentary · Mohs 3-4gray, red, brown
Snakeskin Agatecommonmineral · Mohs 6.5-7white, gray, tan
Sponge Fossilcommonfossil · Mohs 2.5-7gray, white, tan
Sputnik Aragonitecommonmineral · Mohs 3.5-4brown, tan, creamy white
Starfish Fossiluncommonfossilgray, brown, tan
Tabulate Coralcommonfossil · Mohs 5-7tan, brown, gray
Travertinecommonsedimentary · Mohs 3-4white, tan, cream
Trilobitecommonfossilbrown, gray, black
Tufacommonsedimentary · Mohs 3white, gray, yellow
Tuffcommonigneous · Mohs 2-4white, gray, tan
Welded Tuffcommonigneous · Mohs 3-6gray, tan, pink
Wonderstone Rhyolitecommonigneous · Mohs 5.5-6.5brown, tan, yellow
Wood Opalcommonfossil · Mohs 5.5-6.5brown, tan, gray
Agatized Algaecommonfossil · Mohs 6.5-7brown, red, tan
Agatized Clamcommonfossil · Mohs 6.5-7white, gray, brown- No imageAgatized Fern Buduncommonfossil · Mohs 6.5-7brown, tan, gray
Agatized Fossil Shellcommonfossil · Mohs 6.5-7white, brown, red
Agatized Palm Woodcommonfossil · Mohs 6.5-7brown, tan, gray
Arrowheadcommonfossil · Mohs 6.5-7white, gray, brown
Bauxitecommonsedimentary · Mohs 1-3red, brown, tan
Blue Silicified Coraluncommonfossil · Mohs 6.5-7blue, gray, white
Brain Coralcommonfossil · Mohs 3-4white, tan, brown
Brown Jaspercommonmineral · Mohs 6.5-7brown, tan, chocolate
Bruneau Canyon Jasperuncommonmineral · Mohs 6.5-7brown, cream, tan
Calcified Coralcommonfossil · Mohs 3-4white, brown, tan- No imageCalciodelrioiteraremineral · Mohs 2.5colorless, tan, reddish brown
Cerchiaraite-(Fe)raremineral · Mohs ~4.5tan, brown, bluish
Chalcedony Nodulecommonmineral · Mohs 6.5-7white, gray, blue- No imageCobaltzippeiteraremineral · Mohs ~2orange, tan
Dunham Dolomitecommonsedimentary · Mohs 3.5-4gray, buff, tan
Echinoid Geodeuncommonfossil · Mohs 7gray, white, clear- No imageFairfield Agatecommonmineral · Mohs 6.5-7brown, tan, white
Favositescommonfossil · Mohs 3-4gray, tan, brown
Finger Coralcommonfossil · Mohs 3-4white, tan, brown- No imageFlower Jaspercommonmineral · Mohs 6.5-7pink, white, red
- No imageFluorbritholite-(Ce)raremineral · Mohs ~5yellow, tan, colorless
Fort Payne Chertcommonmineral · Mohs 6.5-7white, gray, brown
Fossilcommonfossil · Mohs 3-7brown, gray, white
Fossil Coralcommonfossil · Mohs 6.5-7white, tan, brown
Fossil Leaf Printcommonfossil · Mohs 2-4brown, tan, black
Fossil Plantcommonfossilbrown, black, gray
Fossilized Horse Bonecommonfossil · Mohs 3-6brown, tan, white
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