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 4441–4560 of 5815 minerals (page 38 of 49).
Reedmergneriteraremineral · Mohs 6colorless, white
Reevesiteraremineral · Mohs 2yellow, yellow-green- No imageRefikiteraremineral · Mohs 1-2yellow, white, colorless
Reichenbachiteraremineral · Mohs 4dark green, blackish green- No imageReiditeraremineral · Mohs 7.5colorless, white
Reineriteraremineral · Mohs 4.5green, yellow-green
Reinhardbraunsiteraremineral · Mohs 5light pink
Rémondite-(Ce)raremineral · Mohs 4yellow, brown, colorless
Rémondite-(La)raremineral · Mohs 3.5-4yellow, brown, colorless- No imageRenarditeraremineral · Mohs 2-3yellow, lemon-yellow
- No imageRengeiteraremineral · Mohs 5-6dark brown, black
Renieriteuncommonmineral · Mohs 3.5bronze, reddish-brown
Reppiaiteraremineral · Mohs 3dark red, brownish-red
Retgersiteraremineral · Mohs 2green, yellowish-green
Retzian-(Ce)raremineral · Mohs 4reddish brown, brown- No imageRetzian-(La)raremineral · Mohs 4brown, reddish-brown
- No imageRetzian-(Nd)raremineral · Mohs 4brown, reddish-brown
Revditeraremineral · Mohs 2colorless, white
Reyeriteraremineral · Mohs 3-4white, colorless, pale yellow
Reynoldsiteraremineral · Mohs 4.5yellow, yellow-orange, brown- No imageRhabdoborite-(V)raremineral · Mohs 5bright yellow
- No imageRhabdoborite-(W)raremineral · Mohs 5-6colorless, white, yellow
Rhabdophane-(Ce)uncommonmineral · Mohs 3.5white, yellow, pink- No imageRhabdophane-(La)raremineral · Mohs 3.5white, gray, yellowish
- No imageRhabdophane-(Nd)raremineral · Mohs 3.5pink, white, yellow
- No imageRhabdophane-(Y)raremineral · Mohs 3.5white, gray, yellow
Rheniiteraremineral · Mohs 1.5-2black, gray- No imageRhodarsenideraremineral · Mohs 3white, silver-white
Rhodesiteraremineral · Mohs 3-4white, colorless
Rhodiziteraremineral · Mohs 8white, colorless, yellow
Rhodochrositeuncommonmineral · Mohs 3.5-4pink, red, rose-red
Rhodonitecommonmineral · Mohs 5.5-6.5rose-pin k, brownish red, gray
Rhodonite Nodulecommonmineral · Mohs 5.5-6.5pink, red, brown
Rhodostanniteraremineral · Mohs 4reddish
Rhodplumsiteraremineral · Mohs 3-3.5red, pink, brownish-red- No imageRhomboclaseuncommonmineral · Mohs 2colorless, white, gray
Rhöniteraremineral · Mohs 5.5-6black, brown, dark brown
Ribbeiteraremineral · Mohs 6reddish-brown, orange-pink, yellow-brown- No imageRichelliteraremineral · Mohs 3.5yellow, brownish-yellow, yellow-brown
Richelsdorfiteraremineral · Mohs 2blue, green- No imageRichetiteraremineral · Mohs 3black, brownish-black
Richteriteuncommonmineral · Mohs 5-6brown, yellow, red
Rickarditeraremineral · Mohs 3.5purple, reddish-purple- No imageRickturneriteraremineral · Mohs 2pale emerald green
- No imageRicolitecommonmineral · Mohs 3-5green, yellow, black
Riebeckitecommonmineral · Mohs 5-6dark blue, black, blue-green
Rilanditeraremineral · Mohs 2dark red, reddish-brown
Rimkorolgiteraremineral · Mohs 3-4colorless, white, pale pink
Ringwooditeraremineral · Mohs 6.5-7blue, purple, colorless
Rinkite-(Ce)raremineral · Mohs 5yellow, brown, yellow-brown
Rinkite-(Y)raremineral · Mohs 5colorless, white
Rinmaniteraremineral · Mohs 6black, dark red- No imageRinneiteraremineral · Mohs 3colorless, white, pale pink
- No imageRiomarinaiteraremineral · Mohs 2-3whitish-beige, light gray
- No imageRíosecoiteraremineral · Mohs 3.5colorless
Riotintoiteraremineral · Mohs 2white, colorless
Rittmanniteraremineral · Mohs 3.5yellow, brown, reddish-brown
Rivadaviteraremineral · Mohs 3.5yellow, white, colorless
Riversideiteraremineral · Mohs 3white, colorless- No imageRoalditeraremineral · Mohs 5.5white, gray
Robertsiteraremineral · Mohs 3.5black, deep red- No imageRobinsoniteraremineral · Mohs 2.5lead-gray
Rock Gypsumcommonmineral · Mohs 2white, gray, colorless
Rockbridgeiteuncommonmineral · Mohs 4.5dark green, brown, black
Rodalquilariteraremineral · Mohs 2-3emerald green, yellow-green
Rodolicoiteraremineral · Mohs 5reddish brown- No imageRoeblingiteraremineral · Mohs 3white, colorless, pale pink
Roedderiteraremineral · Mohs 5colorless, white- No imageRogermitchelliteraremineral · Mohs 5colorless, gray
Roggianiteraremineral · Mohs 5pale yellow- No imageRohaiteraremineral · Mohs 3-4yellowish cream, dull bluish gray
Rokühniteraremineral · Mohs 2yellow, pale green- No imageRollanditeraremineral · Mohs 4-4.5bottle-green
Romanèchitecommonmineral · Mohs 5-6black, gray- No imageRomanorloviteraremineral · Mohs 1.5-2yellow, yellowish-orange
- No imageRomarchiteraremineral · Mohs 2black, dark brown, reddish-brown
Römeriteuncommonmineral · Mohs 3yellow, brown, reddish-brown- No imageRondorfiteraremineral · Mohs 6orange-brown, amber
Rongibbsiteraremineral · Mohs 3.5colorless
Ronneburgiteraremineral · Mohs 3reddish brown
Röntgenite-(Ce)raremineral · Mohs 4.5yellow, brown, colorless
Rooseveltiteraremineral · Mohs 3.5white, colorless, pale yellow- No imageRoquesiteraremineral · Mohs 3.5-4grayish-black, dark gray
- No imageRorisiteraremineral · Mohs 2white, colorless
Rosasiteuncommonmineral · Mohs 4blue, green, blue-green
Roscheriteraremineral · Mohs 4.5green, brown, yellow
Roscoeliteuncommonmineral · Mohs 1green, dark green, brownish green- No imageRose Agatecommonmineral · Mohs 6.5-7pink, rose, white
Rose Muscoviteuncommonmineral · Mohs 2.5-3pink, rose-red
Rose Rockcommonmineral · Mohs 3-3.5reddish-brown, red, tan
Roseliteraremineral · Mohs 3.5rose-red, pink, magenta
Rosemaryiteraremineral · Mohs 4brown, yellow-brown, red-brown
Rosenbergiteraremineral · Mohs 3white, colorless
Rosenbuschiteraremineral · Mohs 5-6orange, yellow, brownish-yellow
Rosenhahniteraremineral · Mohs 5colorless, white, pale pink
Roshchiniteraremineral · Mohs 2.5black, dark gray
Rosiaiteraremineral · Mohs 3-4yellow, yellow-brown
Rosickýiteraremineral · Mohs 1.5-2colorless, pale yellow
Rosièresiteraremineral · Mohs 2-3yellow, yellowish-brown, white- No imageRossiantoniteraremineral · Mohs 2colorless
Rossiteraremineral · Mohs 2-3yellow, orange-yellow
Rössleriteraremineral · Mohs 2-3white, colorless, pale yellow
Rossmaniteraremineral · Mohs 7-7.5pink, colorless, pale red- No imageRossovskyiteraremineral · Mohs 6black
Rostiteraremineral · Mohs 2white, colorless, yellow
Rouaiteraremineral · Mohs 3dark green, bluish green, emerald-green
Roubaultiteraremineral · Mohs 2grass-green, apple-green- No imageRoumaiteraremineral · Mohs 5-6colorless
- No imageRouseiteraremineral · Mohs 2yellow, pale yellow
Routhieriteraremineral · Mohs 3deep red, black
Rouvilleiteraremineral · Mohs 3-3.5colorless, white, pale yellow
Rouxeliteraremineral · Mohs 2black- No imageRoweiteraremineral · Mohs 5pale brown
- No imageRowlandite-(Y)raremineral · Mohs 5green, brown, yellow
Roxbyiteraremineral · Mohs 2.5-3dark gray, black- No imageRoymilleriteraremineral · Mohs 3-4pink, violet-pink
Royston Turquoiseuncommonmineral · Mohs 5-6blue, green, brown
Rozenitecommonmineral · Mohs 2.5white, snow-white, colorless
Rruffiteraremineral · Mohs 3.5light blue- No imageRuarsiteraremineral · Mohs 5-6silver-white, gray
Identify minerals in the field
Open RockHoundR to look up properties offline and find rockhounding spots near you.
