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Mineral Index - B

• Bauxiet
  syn. of Bauxite

• Bauxite
  mixture of Böhmite, Diaspore, Gibbsite

• Bauxitite
  A name applied to ill-defined, very fine-grained and frequently gel-like hydrous aluminium oxides in bauxite.

• Bavalite
  var. of Chamosite
  (Fe,Mg,Al)₆(Si,Al)₄O₁₀(OH)₈

• Bavenite
  Orthorhombic
  Ca₄Be₂Al₂Si₉O₂₆(OH)₂

• Bayankhanite
  Originally reported from Idermeg-Bayan-Khan-Ula (Idermeg Bayankhaan Uul), Hentiy Aimag, Mongolia.
  Cu_3-8HgS_3-5

• Bayate
  var. of Jasper

• Bayerite
  Monoclinic
  Al(OH)₃

• Bayerite II
  syn. of Nordstrandite

• Bayldonite
  Monoclinic
  Cu₃Pb[OH|AsO₄]₂
• Bayleyite
  Monoclinic
  Mg₂(UO₂)[CO₃]₃ · 18H₂O
• Baylissite
  Monoclinic
  K₂Mg(CO₃)₂·4H₂O
• Bazhenovite
  Monoclinic
  Ca₈[(OH)₁₂|S₂O₃|S₅] · 20H₂O
• Bazirite
  Hexagonal
  BaZr[Si₃O₉]
• Bazzite
  Be₃Sc₂Si₆O₁₈

• b-Boracite
  syn. of Boracite

• B.C. Jade
  syn. of Nephrite

• b-Cristobalite
  syn. of Cristobalite

• Beaconite
  var. of Talc

• Bean Ore
  var. of Limonite

• Bearsite
  Monoclinic
  Be₂[OH|AsO₄] · 4H₂O
• Bearthite
  Monoclinic
  Ca₂Al[OH|(PO₄)₂]

• Beaumontite (of Jackson)
  syn. of Chrysocolla

• Beaumontite (of Lévy)
  syn. of Heulandite

• Beauxite
  syn. of Bauxite

• Beaverite
  Trigonal
  Pb(Fe³⁺,Cu,Al)₃[(OH)₃|SO₄]₂

• Beccarite
  var. of Zircon

• Bechererite
  Trigonal
  (Zn,Cu)₆Zn₂[(OH)₁₂|(SO₄,HSiO₄)₂]

• Bechilite
  A doubtful mineral, it may be a mixture or one or more of Sassolite, Ammonioborite, Gypsum and/or Larderellite. Found as an incrustation in the boric acid lagoons of Larderello, Tuscany, Italy.
  CaB₄O₇·6H₂O

• Beck-Blände
  syn. of Pitchblende

• Beckelite
  A discredited member of the Apatite Group. Originally described from Mariupol' Massif (Oktyabr'skii), Azov Sea Region, Donetsk Oblast', Ukraine.
  (Ce,Ca)₅(SiO₄)₃(OH,F)

• Beckerelite
  syn. of Becquerelite

• Beckerite
  A brownish resin found with Prussian amber.

• Beckite
  syn. of Beekite

• Becquerelite
  Orthorhombic
  Ca(UO₂)₆O₄(OH)₆ · 8H₂O

• Bedenite
  This mineral has been reclassified as a ferrian actinolitic Hornblende by the IMA Subcommittee on Amphiboles. Originally described from Beden Mt, Caucasus Mts, Northern Caucasus Region, Russia.

• Bederite
  Orthorhombic
  NaCa₂(Mn²⁺,Mg,Fe²⁺)₂Mn²⁺₂(Fe³⁺,Mg²⁺,Al)₂[PO₄]₆ · 2H₂O

• Beegerite
  A poorly characterised mineral. Originally reported from Baltic Lode, Grant, Park Co., Colorado, USA.
  Pb₆Bi₂S₉

• Beekite
  var. of Chalcedony

• Befanamite
  Y-free variety of Thortveitite. Originally reported from Befanamo pegmatite, Anjozorobe Department, Ankazobe Pegmatite Field, Central Merina Region, Antananarivo Province, Madagascar.
  Sc₂Si₂O₇

• Beffanite
  syn. of Anorthite

• Beffonite
  syn. of Anorthite

• Behierite
  Tetragonal
  (Ta⁵⁺,Nb⁵⁺)[BO₄]
• Behoite
  Orthorhombic
  Be(OH)₂
• Beidellite
  Monoclinic
  (Na,Ca_0.5)_0.3Al₂(Si,Al)₄O₁₀(OH)₂·nH₂O

• Beidellite-Montmorillonite Series
  a series between Beidellite and Montmorillonite

• Beidellite-Saponite Series
  a series between Beidellite and Saponite

• Beilstein
  syn. of Nephrite

• Beiyinite
  A poorly characterised material thought to contain rare earths. Resembles Bastnäsite. Originally reported from Bayan Obo (Bayun-Obo; Baiyunebo) deposit, Darhan Muminggan United Banner, Baotou League, Nei Mongol Autonomous Region (Inner ...

• Belbaite
  A hypothetical component of Tourmaline. (cf. Kalbaite and Elbaite)

• Beldongrite
  A doubtful hydrated oxide of Mn and Fe. The analysis shows 19% silica, but this may be an impurity. Originally described from Beldongri, Nagpur District, Nagpur Division, Maharashtra, India.
  Mn₁₈Fe₂O₃₃·8H₂O

• Belendorffite
  Trigonal
  Cu₇Hg₆

• Belerang
  syn. of Sulphur

• Belgite
  syn. of Willemite

• Belite
  syn. of Larnite

• Belith
  syn. of Larnite

• Belkovite
  Hexagonal
  Ba₃(Nb,Ti)₆[O₆|Si₂O₇]₂
• Bellbergite
  Hexagonal
  (K,Ba,Sr)₂Sr₂Ca₂(Ca,Na)₄[Al₃Si₃O₁₂]₆ · 30H₂O
• Bellidoite
  Tetragonal
  Cu₂Se
• Bellingerite
  Triclinic
  Cu₃(IO₃)₆·2H₂O

• Bellite
  var. of Mimetite
  (Pb, CrO₄, AsO₄, SiO₂)

• Bell-metal ore
  syn. of Stannite

• Belloite
  Monoclinic
  Cu[OH|Cl]

• Belmontite
  Said to be a silicate of Lead. Requires further examination. Originally reported from Belmont, Nye Co., Nevada, USA.
  (Pb, Si, O)

• Belomorite
  Trade name for plagioclase (peristerite) Moonstone from the granitic pegmatites of Northern Karelia in White Sea area.

• Belonesite
  syn. of Sellaite

• Belonite (of Glocker)
  syn. of Aikinite

• Belonite (of Zirkel)
  A descriptive term used to describe minute acicular crystals in glassy volcanic rocks.

• Belonosite
  syn. of Sellaite

• Belonosphärite
  A name for a type of Crystallite found in igneous rocks.

• Belosharite
  A substance of anthropogenic origin (burning coal mine dump). Current IMA regulations do not allow such substances to be approved as valid mineral species.
  Mg₄(OH)₆(SO₄)·7H₂O

• Belovite
  syn. of Belovite-(Ce)

• Belovite-(Ce)
  Trigonal
  NaSr₃(Ce,La)[(F,OH)|(PO₄)₃]
• Belovite-(La)
  Trigonal
  NaSr₃(La,Ce)[(F,OH)|(PO₄)₃]

• Belovite (of Borodin and Kazakhova)
  syn. of Belovite-(Ce)