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Mineral Index - A

• Allargentum
  Hexagonal
  (Ag_1-xSb_x)

• Allcharite
  syn. of Goethite

• Alleghanyite
  Monoclinic
  Mn²⁺₅[(OH)₂|(SiO₄)₂]

• Allemontite
  syn. of Stibarsen

• Allemontite I
  mixture of Antimony, Stibarsen

• Allemontite II
  syn. of Stibarsen

• Allemontite III
  mixture of Arsenic, Stibarsen

• Allendeite
  Trigonal
  Sc₄Zr₃O₁₂

• Allenite
  syn. of Pentahydrite

• Allevardite
  mixture of Dickite, Rectorite

• Alley stone
  syn. of Aluminite

• Allingite
  syn. of Amber

• Al-lizardite
  var. of Lizardite

• Allochalcoselite
  Monoclinic
  Cu⁺PbCu²⁺₅[O₂|Cl₅|(SeO₃)₂]

• Allochite
  syn. of Epidote

• Allochroite
  syn. of Andradite

• Alloclase
  syn. of Alloclasite

• Alloclasite
  Monoclinic
  (Co_0.65Fe_0.35)AsS - CoAsS

• Allodelphite
  syn. of Synadelphite

• Allofane
  syn. of Allophane

• Allogonite
  syn. of Herderite

• Allokite
  Composite name from clay mineral with structure intermediate between Allophane and Kaolinite

• Alloklas
  syn. of Alloclasite

• Allomorphite
  Baryte pseudomorphs after Anhydrite from Unterwirbach, Rudolstadt, Thuringia, Germany.

• Allopalladium
  syn. of Stibiopalladinite

• Allophan
  syn. of Allophane

• Allophane
  Amorphous
  (Al₂O₃)(SiO₂)_1.3-2·2.5-3H₂O

• Allophane-chrysocolla
  Mixture of Allophane and Chrysocolla

• Allophane-evansite
  Phosphated-enriched Allophane

• Allophane opal
  syn. of Schrötterite

• Allophanite
  syn. of Allophane

• Allophanoid
  A group-name for clays from the Allophane, Halloysite and Montmorillonite groups.

• Allophite
  A doubtful species. Originally described from Bielawa (Langenbielau), Lower Silesia (Dolnośląskie), Poland.
  Mg₈Al₄Si₅O₂₄·H₂O

• Allophytin
  syn. of Lithiophorite

• Alloriite
  Trigonal
  (Na,Ca,K)₂₆Ca₄[Cl₆|(SO₄)₆|(Al₆Si₆O₂₄)₄]

• Allquifoux
  syn. of Galena

• Allu
  syn. of Aluminium

• Alluadite (of Bernhardi)
  syn. of Dufrénite

• Alluaivite
  Trigonal
  Na₁₉(Ca,Mn)₆(Ti,Nb)₃Si₂₆O₇₄Cl·2H₂O
• Alluaudite
  Monoclinic
  (Na,Ca)Mn²⁺(Fe³⁺,Mn²⁺,Fe²⁺,Mg)₂(PO₄)₃

• Alluaudite-Ca□
  A name proposed by Moore & Ito (1979) for a member of the Alluaudite Group. It has not been adopted to date (2007).
  □₄Ca₄Mn²⁺₄Fe³⁺₈(PO₄)₁₂

• Alluaudite-Ferroalluaudite Series
  a series between Alluaudite and Ferroalluaudite
  Monoclinic

• Alluaudite Group
  group name

• Alluaudite-Na□
  A name proposed by Moore & Ito (1979) for a member of the Alluaudite Group. It has not been adopted to date (2007).
  □₄Na₄Mn²⁺₄Fe³⁺₈(PO₄)₁₂

• Alluaudite-NaNa
  A name proposed by Moore & Ito (1979) for a member of the Alluaudite Group. It has not been adopted to date (2007).
  Na₄Na₄Mn²⁺₄ Fe³⁺₈(PO₄)₁₂

• Alluaudite (of Damour)
  syn. of Ferroalluaudite

• Alluminio
  syn. of Aluminium

• Alluminiu
  syn. of Aluminium

• Allura
  syn. of Gaspéite

• Alm
  syn. of Chalk

• Almagrerite
  syn. of Zinkosite

• Almain
  syn. of Aluminium

• Almandien
  syn. of Almandine

• Almandin
  syn. of Almandine

• Almandinas
  syn. of Almandine

• Almandine
  Isometric
  Fe²⁺₃Al₂[SiO₄]₃

• Almandine Garnet
  syn. of Almandine

• Almandine-Pyrope Series
  a series between Almandine and Pyrope
  Isometric

• Almandine spar
  syn. of Eudialyte

• Almandine-Spessartine Series
  a series between Almandine and Spessartine
  Isometric

• Almandine Spinel
  var. of Spinel

• Almandino
  syn. of Almandine

• Almandite
  syn. of Almandine

• Almandyn
  syn. of Almandine

• Almarudite
  Hexagonal
  K([],Na)₂(Mn²⁺,Fe²⁺,Mg)₂(Be,Al)₃[Si₁₂O₃₀]

• Almaschite
  syn. of Almashite

• Almashite
  var. of Amber

• Almasi
  syn. of Diamond

• Almbosite
  Inadequately described mineral that was later discredited. Originally reported from Almhütte Bos, Adamello Massif, Adamello-Brenta Natural Park, Trento Province, Trentino-Alto Adige, Italy.
  Fe²⁺₅Fe³⁺₄V⁶⁺₄Si₃O₂₇

• Almeraite
  mixture of Carnallite, Halite

• Almeriite
  syn. of Natroalunite

• Al Montmorillonite
  syn. of Aluminium Montmorillonite

• Alofanoid
  syn. of Allophanoid

• Aloisiite
  A doubtful species, not approved. Originally reported from Fort Portal, Kabarole District, Uganda.
  Na₂(Ca,Fe,Mg)₅Si₂O₁₀·2H₂O

• Aloite
  syn. of Alaite