Red-brown rocks & minerals
Red-brown 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.
20 red-brown rocks and minerals in this encyclopedia.
Ardennite-(As)raremineral · Mohs 6-7yellow-brown, brown, red-brown
Breithauptiteraremineral · Mohs 5.5copper-red, red-brown
Caryopiliteraremineral · Mohs 3-4brown, yellow-brown, red-brown
Feroxyhyteraremineral · Mohs 2red-brown, brown
Frondeliteraremineral · Mohs 3.5-4yellow, brown, orange-brown- No imageGjerdingenite-Mnraremineral · Mohs 5brown, yellow-brown, red-brown
- No imageHydroxylclinohumiteraremineral · Mohs 6yellow, orange-yellow, brown
- No imageKuannersuite-(Ce)raremineral · Mohs 3.5-4yellow, brown, red-brown
Kuzmenkoite-Mnraremineral · Mohs 5yellow, brown, orange
Kuznetsoviteraremineral · Mohs 3.5dark red, red-brown, orange-red
Ludlockiteraremineral · Mohs 1.5-2orange-red, red-brown, yellow-orange
Mahogany Obsidiancommonmineral · Mohs 5-6red-brown, black
Pyrrhotitecommonmineral · Mohs 3.5-4.5bronze, brown, red-brown
Red Jaspercommonmineral · Mohs 6.5-7red, red-brown, brick red
Red Sandstonecommonsedimentary · Mohs 6-7red, red-brown, rust
Rosemaryiteraremineral · Mohs 4brown, yellow-brown, red-brown
Seidozeriteraremineral · Mohs 4-5yellow, brown, red-brown
Spessartine Garnetuncommongemstone · Mohs 6.5-7.5orange, red-orange, yellow-orange
Takéuchiiteraremineral · Mohs 5.5orange, red-brown
Wiseriteraremineral · Mohs 4yellow, brown, red-brown
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