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MINERAL CLASSIFICATION / SYSTEMATIK der MINERALE

           based on E.H. Nickel & M.C. Nichols (2009), H. Strunz & E.H. Nickel (2001)



3. HALIDES
(Fluorides, Chlorides, Bromides, Iodides)


3.C: Complex Halides


3.CA. Borofluorides
 
3.CA.05. Ferruccite
 
Ferruccite Na[BF4] orth., Amma FOTO G

 
3.CA.10. Avogadrite group
 
Avogadrite (K,Cs)[BF4] orth., Pnma FOTO G
Barberiite NH4[BF4] orth., Pnma FOTO IMA 1993-008



 
 
3.CB. Neso-Aluminofluorides
 
3.CB.05. Cryolithionite
 
Cryolithionite Na3Li3[AlF6]2 cub., Ia-3d FOTO G


 
3.CB.10. Cryolite group
 
Simmonsite Na2Li[AlF6] mon., P21/m IMA 1997-045
Cryolite Na2Na[AlF6] mon., P21/n FOTO G
Elpasolite K2Na[AlF6] cub., Fm-3m FOTO G


 
3.CB.15. Colquiriite
 
Colquiriite CaLi[AlF6] trig., P-31c FOTO IMA 1980-015


 
3.CB.20. Weberite
 
Weberite Na2Mg[F/AlF6] orth., I2mm FOTO G


 
3.CB.25. Karasugite
 
Karasugite SrCa[OH/AlF6] mon., P21/c IMA 1993-013


 
3.CB.30. Usovite
 
Usovite Ba2CaMg[F/AlF6]2 mon., C2/c IMA 1966-038


 
3.CB.35. Thomsenolite group
 
Thomsenolite NaCa[AlF6] H2O mon., P21/c FOTO G
Pachnolite NaCa[AlF6] H2O mon., F2/d FOTO G


 
3.CB.40. Carlhintzeite
 
Carlhintzeite Ca2[F/AlF6] H2O tric., C-1 or C1 FOTO IMA 1978-031


 
3.CB.45. Yaroslavite
 
Yaroslavite Ca3Al2F10(OH)2 H2O orth. A


 
3.CB.45. Verneite
 
Verneite Na2Ca3Al2F14 cub., I213 IMA 2016-112



 
 
3.CC. Soro-Aluminofluorides
 
3.CC.05. Gearksutite
 
Gearksutite Ca[AlF4(OH)] H2O tric., P-1 FOTO A


 
3.CC.10. Tikhonenkovite group
 
Tikhonenkovite Sr[AlF4(OH)] H2O mon., P21/a FOTO A
Acuminite Sr[AlF4(OH)] H2O mon., C2/c IMA 1986-038


 
3.CC.15. Artroeite
 
Artroeite Pb2[Al2F6(OH)4] tric., P-1 IMA 1993-031


 
3.CC.20. Jarlite group
 
Jarlite Na2(Sr,Na)14Mg2Al12F64(OH,H2O)4 mon., C2/m G
Jørgensenite Na2Sr14Na2Al12F64(OH)4 mon., C2/m FOTO IMA 1995-046
Calcjarlite Na4Sr12Al12F64 mon., C2/m G



 
 
3.CD. Ino-Aluminofluorides
 
3.CD.05. Rosenbergite group
 
Rosenbergite AlF[F0.5(H2O)0.5]4 H2O tetr., P4/n FOTO IMA 1992-046
Topsøeite FeF[F0.5(H2O)0.5]4 H2O tetr., P4/n IMA 2016-113

 
3.CD.10. Prosopite
 
Prosopite CaAl2F4(OH)4 mon., C2/c FOTO G


 
3.CD.15. Jakobssonite
 
Jakobssonite CaAlF5 mon., C2/c IMA 2011-036


 
3.CD.20. Leonardsenite
 
Leonardsenite MgAlF5 2 H2O orth., Imma IMA 2011-059
 
 
3.CE. Phyllo-Aluminofluorides
 
3.CE.05. Chiolite
 
Chiolite Na5Al3F14 tetr., P4/mnc FOTO G



 
 
3.CF. Tecto-Aluminofluorides
 
3.CF.05. Ralstonite [Pyrochlore supergroup]
 
Hydrokenoralstonite 2Al2F6(H2O) cub., Fd-3m FOTO Rn

Hydrokenoralstonite, renamed, originally described as Ralstonite.


 
3.CF.10. Fluornatrocoulsellite [Pyrochlore supergroup]
 
Fluornatrocoulsellite (Na1.5Ca0.5)(Mg1.5Al0.5F6F trig., R-3m IMA 2009-070, Rn

Fluornatrocoulsellite, renamed, originally described as Coulsellite.


 
3.CF.15. Bøgvadite
 
Bøgvadite Ba2SrNa2Al4F20 orth., Pnmn or Pn2n IMA 1987-029



 
 
3.CG. Aluminofluorides with CO3, SO4, PO4
 
3.CG.05. Stenonite
 
Stenonite Sr2AlF5(CO3) mon., P21/n A


 
3.CG.10. Thermessaite group
 
Thermessaite K2AlF3(SO4) orth., Pbcn FOTO IMA 2007-030
Thermessaite-(NH4) (NH4)2AlF3(SO4) orth., Pbcn FOTO IMA 2011-077


 
3.CG.15. Chukhrovite group
 
Chukhrovite-(Ca) Ca4.5Al2F13(SO4) 12 H2O cub., Fd-3 IMA 2010-081
Chukhrovite-(Y) Ca3YAl2F13(SO4) 12 H2O cub., Fd-3 A
Chukhrovite-(Ce) Ca3CeAl2F13(SO4) 12 H2O cub., Fd-3 A
Chukhrovite-(Nd) Ca3NdAl2F13(SO4) 12 H2O cub., Fd-3 IMA 2004-023
Meniaylovite Ca4AlSiF13(SO4) 12 H2O cub., Fd-3 FOTO IMA 2002-050


 
3.CG.20. Creedite
 
Creedite Ca3Al2(F,OH)10(SO4) 2 H2O mon., C2/c FOTO G


 
3.CG.25. Bøggildite
 
Bøggildite Sr2Na2Al2F9(PO4) mon., P21/c G



 
 
3.CH. Silicofluorides
 
3.CH.05. Malladrite
 
Malladrite Na2SiF6 trig., P321 FOTO G


 
3.CH.10. Bararite
 
Bararite (NH4)2SiF6 trig., P-3m1 G


 
3.CH.15. Hieratite group
 
Hieratite K2SiF6 cub., Fm-3m G
Cryptohalite (NH4)2SiF6 cub., Fm-3m FOTO G


 
3.CH.20. Demartinite
 
Demartinite K2SiF6 hex., P63mc IMA 2006-034


 
3.CH.25. Heklaite
 
Heklaite KNa[SiF6] orth., Pnma IMA 2008-052


 
3.CH.30. Knasibfite
 
Knasibfite K3Na4[SiF6]3[BF4] orth., Imm2 IMA 2006-042



 
 
3.CJ. With MX6 complexes, M = Fe, Mn, Cu
 
3.CJ.05. Rinneite group
 
Rinneite K3Na[FeCl6] trig., R-3c FOTO G
Saltonseaite K3Na[MnCl6] trig., R-3c IMA 2011-104
Chlormanganokalite K3K[MnCl6] trig., R-3c G


 
3.CJ.10. Erythrosiderite group
 
Erythrosiderite K2[Fe3+Cl5(H2O)] orth., Pnma FOTO G
Kremersite (NH4)2[Fe3+Cl5(H2O)] orth., Pnma FOTO G


 
3.CJ.15. Mitscherlichite
 
Mitscherlichite K2[Cu2+Cl4(H2O)2] tetr., P42/mnm G


 
3.CJ.20. Douglasite
 
Douglasite K2[Fe2+Cl4(H2O)2] mon. G


 
3.CJ.25. Zirklerite (unknown structure)
 
Zirklerite (Mg,Fe)2Al4Cl18(OH)12 14 H2O (?) trig. Q



 
 
3.CK. With MX6 complexes, M = Sn, Bi
 
3.CK.05. Panichiite
 
Panichiite (NH4)2SnCl6 cub., Fm-3m IMA 2008-005


 
3.CK.10. Steropesite
 
Steropesite Tl3BiCl6 mon., Cc IMA 2008-014


 
3.CK.15. Argesite
 
Argesite (NH4)7Bi3Cl16 trig., R-3c IMA 2011-072

Argesite contains [BiCl6]3-- and [Bi2F10]4--groups.



 
 

G = Grandfathered minerals: original description preceded the establishment of the CNMNC in 1959, and generally regarded as a valid species
A or IMA No. = Minerals approved by the CNMNC
Rd = Redefinition of the mineral approved by the CNMNC
Rn = Renamed with approval by the CNMNC
Q = Questionable mineral


© Thomas Witzke / Stollentroll (2007-2018)


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