Mineral rocks & minerals
Minerals are naturally occurring inorganic solids with a defined chemical composition and crystalline structure. They are the building blocks of every rock you pick up in the field.
Showing 4561–4680 of 5834 minerals (page 39 of 49).
Rheniiteraremineral · Mohs 1.5-2silver gray- No imageRhodarsenideraremineral · Mohs 4-5brown
Rhodesiteraremineral · Mohs ~4silky white
Rhodiziteraremineral · Mohs 8-8.5white, colorless, grayish
Rhodonite Nodulecommonmineral · Mohs 5.5-6.5pink, red, brown
Rhodostanniteraremineral · Mohs 4reddish gray
Rhodplumsiteraremineral · Mohs 3-3.5gray- No imageRhomboclaseuncommonmineral · Mohs 2colorless, bluish, greenish
Rhöniteraremineral · Mohs 5-6brown
Ribbeiteraremineral · Mohs ~5pink- No imageRichelliteraremineral · Mohs 2-3yellow brown, reddish brown
Richelsdorfiteraremineral · Mohs ~2sky blue, turquoise- No imageRichetiteraremineral · Mohs 3.5black
Richteriteuncommonmineral · Mohs 5-6brown, blue, brown red
Rickarditeraremineral · Mohs 3.5violet, purple red- No imageRickturneriteraremineral · Mohs ~3pale emerald green
Ricolitecommonmineral · Mohs 3-5green, yellow, black
Rilanditeraremineral · Mohs 2-3black
Rimkorolgiteraremineral · Mohs 3yellowish brown, pink
Ringwooditeraremineral · Mohs 6.5-7blue gray, colorless, light violet
Rinkite-(Ce)raremineral · Mohs 4-5reddish brown
Rinkite-(Y)raremineral · Mohs ~5colorless, white
Rinmaniteraremineral · Mohs ~6black, very dark red- No imageRinneiteraremineral · Mohs 3colorless, rose red, violet
- No imageRiomarinaiteraremineral · Mohs 2-3light beige, light gray
- No imageRíosecoiteraremineral · Mohs 3.5colorless
Riotintoiteraremineral · Mohs 2.5colorless
Rittmanniteraremineral · Mohs 3.5light yellow
Rivadaviteraremineral · Mohs 3.5colorless, white
Riversideiteraremineral · Mohs 3white- No imageRoalditeraremineral · Mohs 5.5-6.5tin white
Robertsiteraremineral · Mohs 3.5black, blood red, brownish black- No imageRobinsoniteraremineral · Mohs 2.5-3bluish lead gray
Rockbridgeiteuncommonmineral · Mohs 3.5-4.5green, dark olive green, black
Rodalquilariteraremineral · Mohs 2-3emerald green, grass green
Rodolicoiteraremineral · Mohs 5brown, red brown- No imageRoeblingiteraremineral · Mohs <3white, pink
Roedderiteraremineral · Mohs 5-6colorless, blue green, yellow- No imageRogermitchelliteraremineral · Mohs 5colorless, gray
Roggianiteraremineral · Mohs 5yellow, yellowish white, white- No imageRohaiteraremineral · Mohs 3-3.5steel gray
Rokühniteraremineral · Mohs 2colorless- No imageRollanditeraremineral · Mohs 4-4.5bottle green
- No imageRomanorloviteraremineral · Mohs ~3yellow-brown, dark brown
- No imageRomarchiteraremineral · Mohs 2-2.5black
Römeriteuncommonmineral · Mohs 3-3.5yellow, brown, violet brown- No imageRondorfiteraremineral · Mohs 6orange brown, amber brown
Rongibbsiteraremineral · Mohs ~5colorless
Ronneburgiteraremineral · Mohs 3reddish brown
Röntgenite-(Ce)raremineral · Mohs 4.5yellow, brown
Rooseveltiteraremineral · Mohs 4-4.5gray, gray white- No imageRoquesiteraremineral · Mohs 3.5-4gray
- No imageRorisiteraremineral · Mohs 2colorless
Rosasiteuncommonmineral · Mohs 4.5blue green, light blue, sky blue
Roscheriteraremineral · Mohs 4.5light brown, dark brown, olive green
Roscoeliteuncommonmineral · Mohs 2.5brown green, greenish brown, yellow green
Rose Agatecommonmineral · Mohs 6.5-7pink, rose, white
Rose Muscoviteuncommonmineral · Mohs 2.5-3pink, rose-red
Roseliteraremineral · Mohs 3.5dark rose red, pink
Rosemaryiteraremineral · Mohs 4-4.5bluish green, dark green, deep brown
Rosenbergiteraremineral · Mohs 3-3.5colorless
Rosenbuschiteraremineral · Mohs 5-6orange, gray, brownish
Rosenhahniteraremineral · Mohs 4.5-5colorless, beige white
Roshchiniteraremineral · Mohs 2.5-3.5lead gray, silver gray
Rosiaiteraremineral · Mohs 5.5colorless, light yellow
Rosickýiteraremineral · Mohs 2-3colorless, light yellow
Rosièresiteraremineral · Mohs 3-3.5yellow, pale brown- No imageRossiantoniteraremineral · Mohs 2colorless
Rossiteraremineral · Mohs 2-3yellow
Rössleriteraremineral · Mohs 2-3white, colorless
Rossmaniteraremineral · Mohs ~7pink, pale pink- No imageRossovskyiteraremineral · Mohs 6black
Rostiteraremineral · Mohs 2white
Rouaiteraremineral · Mohs 3dark emerald green
Roubaultiteraremineral · Mohs ~3grass green, apple green- No imageRoumaiteraremineral · Mohs 5-6colorless
- No imageRouseiteraremineral · Mohs ~3yellow orange
Routhieriteraremineral · Mohs 3.5violet red, black
Rouvilleiteraremineral · Mohs 3-4colorless, reddish brown, tan
Rouxeliteraremineral · Mohs 2black- No imageRoweiteraremineral · Mohs 4.5light brown
- No imageRowlandite-(Y)raremineral · Mohs 5.5-6.5gray white, light green
Roxbyiteraremineral · Mohs 2.5-3bluish black- No imageRoymilleriteraremineral · Mohs ~3colorless
Rozenitecommonmineral · Mohs 2-3white, colorless, greenish
Rruffiteraremineral · Mohs ~3pale- No imageRuarsiteraremineral · Mohs 6-7gray, dark lead gray
Rubiclineraremineral · Mohs 6colorless
Rucklidgeiteuncommonmineral · Mohs 2.5silver white- No imageRudashevskyiteraremineral · Mohs 4black
- No imageRudenkoiteraremineral · Mohs 1.5white
- No imageRüdlingeriteraremineral · Mohs 3.5orange, yellow
Ruifrancoiteraremineral · Mohs ~4.5reddish brown- No imageRuitenbergiteraremineral · Mohs 3-4colorless, light yellow
Ruiziteraremineral · Mohs ~5orange, brown- No imageRumoiiteraremineral · Mohs 2.5silver white, white
- No imageRumseyiteraremineral · Mohs ~3pale orange-brown
Rusakoviteraremineral · Mohs 1.5-2yellow orange, reddish yellow- No imageRusinoviteraremineral · Mohs 4-5white
Russelliteraremineral · Mohs 3.5brown orange, greenish, greenish yellow- No imageRussoiteraremineral · Mohs 1.5-2colorless, white
- No imageRustenburgiteraremineral · Mohs 5tin white
Rustumiteraremineral · Mohs 4-5colorless- No imageRuthenarseniteraremineral · Mohs 6-6.5brown, brownish gray, reddish gray
- No imageRutheniridosmineraremineral · Mohs 6-7white
Rutherfordineraremineral · Mohs 2.5brownish, brownish yellow, white
Rynersoniteraremineral · Mohs ~4.5beige white, pink- No imageSaamiteraremineral · Mohs ~3colorless, pale tan
Sabatieriteraremineral · Mohs 2.5blue gray- No imageSabelliiteraremineral · Mohs ~4.5emerald green
Sabieiteraremineral · Mohs 2white
Sabinaiteraremineral · Mohs 3.5white, colorless, light yellow
Sabugaliteraremineral · Mohs 2.5light yellow, lemon- No imageSacrofaniteraremineral · Mohs 5.5-6colorless
Sadanagaiteraremineral · Mohs ~6black, dark brown- No imageSaddlebackiteraremineral · Mohs 4.5-5gray, black
Saffloriteuncommonmineral · Mohs 4.5-5tin white, gray, dark gray- No imageSahamalite-(Ce)raremineral · Mohs 4colorless
Sahliniteraremineral · Mohs 2-3light yellow, pale sulfur yellow
Sailaufiteraremineral · Mohs ~3.5dark red brown, black
Identify minerals in the field
Open RockHoundR to look up properties offline and find rockhounding spots near you.
