Rare rocks & minerals
Rare rocks and minerals occur in only a handful of localities worldwide, or in such small quantities that good specimens command serious money. These are the trophy pieces of cabinet collectors.
Showing 361–480 of 4900 rare entries (page 4 of 41).
Bearsiteraremineral · Mohs 3colorless, white
Bearthiteraremineral · Mohs 6.5colorless, white, pale pink
Beaverite-(Cu)raremineral · Mohs 3.5-4yellow, yellowish-brown, greenish-yellow- No imageBeaverite-(Zn)raremineral · Mohs 3.5yellow, greenish-yellow
Bechereriteraremineral · Mohs 2white, pale green- No imageBeckettiteraremineral · Mohs 4dark green, blackish-green
Becquereliteraremineral · Mohs 2.5yellow, amber, orange- No imageBederiteraremineral · Mohs 7-7.5yellow, yellowish-brown
Béhieriteraremineral · Mohs 7.5colorless, white, pale pink
Behoiteraremineral · Mohs 3-4white, colorless
Běhounekiteraremineral · Mohs 2yellow, greenish-yellow- No imageBelakovskiiteraremineral · Mohs 2yellow, pale yellow
Belendorffiteraremineral · Mohs 3.5silver-white
Belkoviteraremineral · Mohs 4.5-5brown, dark brown, black
Bellbergiteraremineral · Mohs 5colorless, white- No imageBellidoiteraremineral · Mohs 2.5black, gray
Bellingeriteraremineral · Mohs 3-4yellow, greenish-yellow- No imageBelloiteraremineral · Mohs 2colorless, white
- No imageBelogubiteraremineral · Mohs 2bright blue
Belomarinaiteraremineral · Mohs 2-3colorless, white
Belovite-(Ce)raremineral · Mohs 5yellow, colorless, white- No imageBelovite-(La)raremineral · Mohs 5colorless, white, light brown
Belyankiniteraremineral · Mohs 2-3yellowish-white, colorless, white
Bementiteraremineral · Mohs 6brown, yellowish-brown, reddish-brown
Benauiteraremineral · Mohs 4white, colorless, yellowish
Benavidesiteraremineral · Mohs 2.5-3lead-gray, black
Bendadaiteraremineral · Mohs 3.5-4dark green, brown
Benitoiteraremineral · Mohs 6-6.5blue, colorless, white- No imageBenjaminiteraremineral · Mohs 3.5lead-gray, white
Benleonarditeraremineral · Mohs 1.5dark blue, black, blue-black
Benstoniteraremineral · Mohs 3-4white, gray, brownish-yellow
Bentoriteraremineral · Mohs 3pink, violet, white
Benyacariteraremineral · Mohs 3yellow, brown
Berboriteraremineral · Mohs 3.5colorless, white
Berdesinskiiteraremineral · Mohs 6black
Berezanskiteraremineral · Mohs 6colorless, white, pinkish
Bergeniteraremineral · Mohs 2-3yellow, yellowish-green
Bergslagiteraremineral · Mohs 5colorless, white, pale yellow
Berliniteraremineral · Mohs 6.5colorless, white, gray
Bermaniteraremineral · Mohs 3.5reddish-brown, brown, orange-brown- No imageBernaliteraremineral · Mohs 3.5dark emerald green, blackish green
- No imageBernarditeraremineral · Mohs 3-3.5red, dark red, black
- No imageBernarlottiiteraremineral · Mohs 3-3.5black
Berndtiteraremineral · Mohs 1-2black, brown
Berryiteraremineral · Mohs 3-4lead-gray, dark gray
Bertossaiteraremineral · Mohs 5.5-6colorless, white, pink
Berylliteraremineral · Mohs 5-6white, colorless
Berylloniteraremineral · Mohs 5.5-6colorless, white, yellowish
Berzelianiteraremineral · Mohs 2silver-white, gray
Berzeliiteraremineral · Mohs 5yellow, yellowish-orange, brown- No imageBeshtauiteraremineral · Mohs 2-3colorless, white
Betekhtiniteraremineral · Mohs 3black, lead-gray
Betpakdalite-CaCararemineral · Mohs 3yellow, yellow-brown- No imageBetpakdalite-CaMgraremineral · Mohs 3yellow, orange-yellow
- No imageBetpakdalite-FeFeraremineral · Mohs 2-3yellow, yellow-orange, brown
Betpakdalite-NaCararemineral · Mohs 3yellow, orange-yellow- No imageBetpakdalite-NaNararemineral · Mohs 2-3yellow, yellowish-orange
- No imageBettertoniteraremineral · Mohs 2pale blue, white
Beusiteraremineral · Mohs 4.5-5brown, yellow-brown, black- No imageBeusite-(Ca)raremineral · Mohs 4-5brown, yellow-brown, dark brown
Beyeriteraremineral · Mohs 3yellow, yellowish-white, gray- No imageBezsmertnoviteraremineral · Mohs 3.5pinkish-cream, pale rose
- No imageBiachellaiteraremineral · Mohs 5-6colorless, white, pale blue
Bianchiteraremineral · Mohs 2white, colorless- No imageBicapiteraremineral · Mohs 2-3yellow, yellowish-green
Bicchuliteraremineral · Mohs 6white, colorless- No imageBideauxiteraremineral · Mohs 3.5colorless, white, yellow
Bieberiteraremineral · Mohs 2red, pink, rose-red
Biehliteraremineral · Mohs 2-3white, colorless, pale yellow
Bigcreekiteraremineral · Mohs 3colorless, white
Bijvoetite-(Y)raremineral · Mohs 2yellow, yellow-orange
Bikitaiteraremineral · Mohs 6white, colorless, pink- No imageBilibinskiteraremineral · Mohs 3.5brass-yellow, brownish-yellow
Bíliniteraremineral · Mohs 2white, colorless, pale yellow
Billietiteraremineral · Mohs 2-3yellow, amber-yellow, brownish-yellow
Billingsleyiteraremineral · Mohs 2.5silver-white, gray- No imageBillwiseiteraremineral · Mohs 3yellow, brownish-yellow, orange-yellow
Binghamiteraremineral · Mohs 7red, brown, gold
Biphosphammiteraremineral · Mohs 2white, colorless- No imageBiraite-(Ce)raremineral · Mohs 4yellow, brown
Birchiteraremineral · Mohs 3.5colorless, white, pale yellow
Biringucciteraremineral · Mohs 2.5white, colorless- No imageBiruniteraremineral · Mohs 2white, colorless
- No imageBisbee Turquoiseraremineral · Mohs 5-6blue, green, blue-green
Bismiteraremineral · Mohs 4.5greenish yellow, yellow, gray
Bismocliteraremineral · Mohs 2.5white, gray, yellowish
Bismutocolumbiteraremineral · Mohs 5-6brown, black, yellowish-brown
Bismutoferriteraremineral · Mohs 3.5-4yellow, greenish-yellow, olive-green
Bismutohauchecorniteraremineral · Mohs 4silver-white, pale yellow
Bismutotantaliteraremineral · Mohs 5.5yellowish-brown, brown, black- No imageBitikleiteraremineral · Mohs 7-7.5dark brown, black
Bityiteraremineral · Mohs 3.5-4white, yellow, colorless
Bixbyiteraremineral · Mohs 6-6.5black
Bixbyite-(Mn)raremineral · Mohs 6-6.5black
Bjarebyiteraremineral · Mohs 4dark green, yellowish-green
Black Diamondraregemstone · Mohs 10black, dark gray
Black Opalraregemstone · Mohs 5.5-6.5black, dark gray
Blakeiteraremineral · Mohs 3-4reddish brown, brown
Blatoniteraremineral · Mohs 2-3yellow, pale yellow
Blatteriteraremineral · Mohs 6black, brownish-black- No imageBlauberiteraremineral · Mohs 2.5-3white, colorless, yellowish
- No imageBleasdaleiteraremineral · Mohs 3-4blue, blue-green
Blixiteraremineral · Mohs 2.5yellow, yellowish-orange- No imageBlossiteraremineral · Mohs 3black
- No imageBlue John Fluoriteraremineral · Mohs 4blue, violet, yellow
- No imageBluebelliteraremineral · Mohs 2.5blue, deep blue
Bluelizarditeraremineral · Mohs 2blue, light blue- No imageBluestreakiteraremineral · Mohs 2-3blue
Bobcookiteraremineral · Mohs 2colorless, white
Bobfergusoniteraremineral · Mohs 4reddish brown, brown
Bobierriteraremineral · Mohs 2colorless, white, yellowish- No imageBobjonesiteraremineral · Mohs 2yellow, pale yellow
Bobkingiteraremineral · Mohs 3blue, blue-green- No imageBobmeyeriteraremineral · Mohs 4-5dark brown, reddish-brown
- No imageBobshannoniteraremineral · Mohs 3-4dark brown, reddish-brown
- No imageBobtrailliteraremineral · Mohs 3-4yellow, brown
- No imageBodieiteraremineral · Mohs 3yellow, brownish-yellow, pale yellow
Bogdanoviteraremineral · Mohs 3-4pale yellow, white, creamy-white
Bøggilditeraremineral · Mohs 3.5white, colorless, pinkish
Boggsiteraremineral · Mohs 3.5colorless, white
Hunt the unusual
Open RockHoundR to find mapped spots and log finds wherever they show up.
