Dana Phyllosilicate Classification<br><small>Sheets of Six-Membered Rings</small>

Dana Phyllosilicate Classification
Sheets of Six-Membered Rings

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Minerals Arranged by the New Dana Classification

This arrangement of mineral species is based on Dana's New Mineralogy by Richard V. Gaines, H. Catherine Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig, with sections by Vandall T. King, Illustrations by Eric Dowty, (ISBN: 047119310-0) Copyright © 1997, John Wiley & Sons, Inc.".  This material is used by permission of John Wiley & Sons, Inc. Follow this link for a short discussion on the Dana Classification Number.

Note: Space Group in Red   Point Group in Green.
* - Not IMA Approved.

! - Dana Number Added or Changed.

? - IMA Discredited Mineral Name.

Dana Phyllosilicate Classification
Sheets of Six-Membered Rings


71 Phyllosilicate Minerals

71.00 Phyllosilicate Minerals Without Dana Classification Numbers

71.00.00 Brittle Mica Group

71.00.00.00 Spodiophyllite? (Na,K)4(Mg,Fe++)3(Fe+++,Al)2(Si8O24) Mono

71.00.00 Chlorite Group

71.00.00.00 Griffithite* 4(Mg,Fe,Ca)O.(Al,Fe)2O3.5SiO2•7(H2O) Mono

71.00.00 Mica Group

71.00.00.00 Orlovite KLi2TiSi4O11F C 2 2

71.00.00 Phyllosilicate

71.00.00.00 Ekmanite? (Fe++,Mg,Mn,Fe+++)3(Si,Al)4O10(OH)2•2(H2O) Unk Ortho

71.00.00 Phyllosilicate Modulated Layers

71.00.00.00 Bariumbannisterite* (K,H3O)(Ba,Ca)(Mn++,Fe++,Mg)21(Si,Al)32O80(O,OH)16•4-12(H2O) Mono

71.00.00 Phyllosilicates

71.00.00.00 Shlykovite KCa[Si4O9(OH)]•3H2O P 21/c 2/m

71.00.00 Silicate, Unclassified

71.00.00.00 Voloshinite Rb(LiAl1.5[ ]0.5)(Al0.5Si3.5)O10F2 C 2/c 2/m

71.01 Phyllosilicates Phyllosilicate Sheets of Six-Membered Rings with 1:1 layers

71.01.01 Kaolinite group

71.01.01.01 Dickite Al2Si2O5(OH)4 Cc m
71.01.01.02 Kaolinite Al2Si2O5(OH)4 P1 1
71.01.01.03 Nacrite Al2Si2O5(OH)4 Cc m
71.01.01.04 Halloysite Al2Si2O5(OH)4 Cc m
71.01.01.04a Endellite? Al2Si2O5(OH)4•2(H2O) Cc m
71.01.01.05 Odinite (Fe+++,Mg,Al,Fe++,Ti,Mn)2.5(Si,Al)2O5(OH)4 Cm m

71.01.02a Serpentine group

71.01.02a.01 Antigorite (Mg,Fe++)3Si2O5(OH)4 Cm m

71.01.02b Serpentine group (Lizardite subgroup)

71.01.02b.01 Caryopilite (Mn++,Mg,Zn,Fe++)3(Si,As)2O510(OH,Cl)4 Cm or C 2/m Mono
71.01.02b.02 Lizardite Mg3Si2O5(OH)4 P1 1
71.01.02b.03 Nepouite Ni3Si2O5(OH)4 Ccm21 mm2
71.01.02b.04 Greenalite (Fe++,Fe+++)2-3Si2O5(OH)4 Unk Mono

71.01.02c Serpentine group (Amesite subgroup)

71.01.02c.01 Amesite Mg2Al(SiAl)O5(OH)4 C1 1
71.01.02c.02 Berthierine (Fe++,Fe+++,Al,Mg)2-3(Si,Al)2O5(OH)4 Cm m
71.01.02c.03 Brindleyite (Ni,Mg,Fe++)2Al(SiAl)O5(OH)4 C 2 2
71.01.02c.04 Fraipontite (Zn,Al)3(Si,Al)2O5(OH)4 Cm m
71.01.02c.05 Kellyite (Mn++,Mg,Al)3(Si,Al)2O5(OH)4 P 63 6
71.01.02c.06 Manandonite Li2Al4[(Si2AlB)O10](OH)8 C1 1
71.01.02c.07 Cronstedtite Fe++2Fe+++(SiFe+++)O5(OH)4 P 31m 3m

71.01.02d Serpentine group (Chrysotile subgroup)

71.01.02d.00 Chrysotile! Mg3Si2O5(OH)4 A2/m 2/m
71.01.02d.01 Clinochrysotile? Mg3Si2O5(OH)4 Cc, C 2/m Mono
71.01.02d.02 Orthochrysotile? Mg3Si2O5(OH)4 Unk Ortho
71.01.02d.03 Parachrysotile? Mg3Si2O5(OH)4 Unk Ortho
71.01.02d.04 Pecoraite Ni3Si2O5(OH)4 C 2/m 2/m

71.01.03 Bismutoferrite group

71.01.03.01 Bismutoferrite BiFe+++2(SiO4)2(OH) Cm m
71.01.03.02 Chapmanite Sb+++Fe+++2(SiO4)2(OH) Cm m

71.01.04 Allophane group

71.01.04.01 Allophane Al2O3•(SiO2)1.3-2•((H2O))2.5-3 None
71.01.04.02 Hisingerite Fe+++2Si2O5(OH)4•2(H2O) Unk Mono
71.01.04.03 Imogolite Al2SiO3(OH)4 ? Mono
71.01.04.04 Neotocite (Mn,Fe++)SiO3•(H2O) (?) None
71.01.04.05 Zinalsite! Zn2AlSi2O5(OH)4•2(H2O) (?) Mono

71.02 Phyllosilicates Phyllosilicate Sheets of Six-Membered Rings with 2:1 Layers

71.02.01 Pyrophyllite-talc group

71.02.01.01 Pyrophyllite Al2Si4O10(OH)2 P1 1
71.02.01.02 Ferripyrophyllite Fe+++2Si4O10(OH)2 C 2/m 2/m
71.02.01.03 Talc Mg3Si4O10(OH)2 C 2/c 2/m
71.02.01.04 Willemseite (Ni,Mg)3Si4O10(OH)2 C 2/c 2/m
71.02.01.05 Minnesotaite (Fe++,Mg)3Si4O10(OH)2 C1 1
71.02.01.06 Brinrobertsite! (Na,K,Ca)x(Al,Fe,Mg)4(Si,Al)8O20(OH)4•3.54(H2O) [x = 0.35, n = 3.54] pseudo 2/m 2/m

71.02.02a Mica Group (Muscovite subgroup)

71.02.02a.01 Muscovite KAl2(Si3Al)O10(OH,F)2 C 2/m 2/m
71.02.02a.02 Paragonite NaAl2(Si3Al)O10(OH)2 C 2/c,Cc Mono
71.02.02a.03 Chernykhite (Ba,Na)V+++,Al)2(Si,Al)4O10(OH)2 C 2/c 2/m
71.02.02a.04 Roscoelite K(V,Al,Mg)2AlSi3O10(OH)2 C 2/m 2/m
71.02.02a.05 Glauconite (K,Na)(Fe+++,Al,Mg)2(Si,Al)4O10(OH)2 C 2/m 2/m
71.02.02a.06 Celadonite K(Mg,Fe++)(Fe+++,Al)[Si4O10](OH)2 C 2/m 2/m
71.02.02a.06b Ferroceladonite! K2Fe++Fe+++Si8O20(OH)4 C 2/m 2/m
71.02.02a.06c Ferroaluminoceladonite! K2Fe++2Al2Si8O20(OH)4 C 2/m 2/m
71.02.02a.06d Aluminoceladonite! KAl(Mg,Fe++)[ ]Si4O10(OH)2 2/m
71.02.02a.06e Chromceladonite! KCrMg(Si4O10)(OH)2 C 2 2
71.02.02a.07 Tobelite (NH4,K)Al2(Si3Al)O10(OH)2 C 2/m 2/m
71.02.02a.08 Nanpingite Cs(Al,Mg,Fe++,Li)2(Si3Al)O10(OH,F)2 C 2/c 2/m
71.02.02a.09 Boromuscovite KAl2(Si3B)O10(OH,F)2 C 2/m 2/m
71.02.02a.10 Montdorite (K,Na)(Fe++,Mn++,Mg)2.5[Si4O10](F,OH)2 C 2/c 2/m
71.02.02a.11 Chromphyllite! (K,Ba)(Cr,Al)2[AlSi3O10](OH,F)2 C 2c 2/m
71.02.02a.12 Shirokshinite! K(NaMg2)Si4O10F2 C 2/m 2/m

71.02.02b Mica Group (Biotite subgroup)

71.02.02b.01 Phlogopite KMg3(Si3Al)O10(F,OH)2 C 2/m 2/m
71.02.02b.01a Tetraferriphlogopite! KMg3Fe+++Si3O10(OH)2 2/m
71.02.02b.01b Shirozulite! KMn3(AlSi3)O10(OH,F)2 C 2/m 2/m
71.02.02b.01c Fluorophlogopite! KMg3(AlSi3)O10F2 C 2/m 2/m
71.02.02b.02 Biotite* K(Mg,Fe++)3[AlSi3O10(OH,F)2 C 2/m 2/m
71.02.02b.03 Annite KFe++3AlSi3O10(OH,F)2 C 2/m 2/m
71.02.02b.03a Fluorannite! KFe++3AlSi3O10F2 C 2/m 2/m
71.02.02b.04 Tetraferriannite K(Fe++,Mg)3(Fe+++,Al)Si3O10(OH)2 C 2/m 2/m
71.02.02b.05 Siderophyllite KFe++2Al(Al2Si2)O10(F,OH)2 C 2/m 2/m
71.02.02b.05a Eastonite! KMg2Al[Al2Si2O10](OH)2 2/m
71.02.02b.06 Hendricksite K(Zn,Mg,Mn)3Si3AlO10(OH)2 C 2/m 2/m
71.02.02b.07 Lepidolite K(Li,Al)3(Si,Al)4O10(F,OH)2 C 2/m,Cm Mono
71.02.02b.08 Polylithionite KLi2AlSi4O10(F,OH)2 C 2/m 2/m
71.02.02b.08a Trilithionite! KLi1.5Al1.5AlSi3O10F2 C 2/m 2/m
71.02.02b.08b Sokolovaite! CsLi2AlSi4O10F2 C 2/m, C 2 or Cm Mono
71.02.02b.09 Tainiolite KLiMg2Si4O10F2 C 2/m 2/m
71.02.02b.10 Zinnwaldite KLiFe++Al(AlSi3)O10(F,OH)2 C 2/m 2/m
71.02.02b.11 Norrishite K(Mn+++2Li)Si4O10(O)2 C 2/m 2/m
71.02.02b.12 Masutomilite K(Li,Al,Mn++)3[(Si,Al)4O10](F,OH)2 C 2/m 2/m
71.02.02b.13 Aspidolite NaMg3AlSi3O10(OH)2 C 2/m 2/m
71.02.02b.14 Wonesite (Na,K).5(Mg,Fe,Al)3(Si,Al)4O10(OH,F)2 C 2/m 2/m
71.02.02b.15 Preiswerkite NaMg2Al3Si2O10(OH)2 C 2/m 2/m
71.02.02b.16 Ephesite NaLiAl2(Al2Si2)O10(OH)2 C 2/c 2/m
71.02.02b.18 Suhailite! (NH4)Fe3(Si3Al)O10(OH)2 C 2/m? 2/m

71.02.02c Mica Group (Margarite subgroup)

71.02.02c.01 Margarite CaAl2(Al2Si2)O10(OH)2 C 2/c 2/m
71.02.02c.02 Clintonite Ca(Mg,Al)3(Al3Si)O10(OH)2 C 2/m 2/m
71.02.02c.03 Bityite CaLiAl2(AlBeSi2)O10(OH)2 C 2/c 2/m
71.02.02c.04 Anandite (Ba,K)(Fe++,Mg)3(Si,Al,Fe)4O10(S,OH)2 C 2/m 2/m
71.02.02c.05 Kinoshitalite (Ba,K)(Mg,Mn,Al)3Si2Al2O10(OH)2 C 2/m 2/m
71.02.02c.06 Ferrokinoshitalite! (Ba,K)(Fe++,Mg)3(Si2Al2)O10 (OH,F)2 C 2/m 2/m
71.02.02c.07 Ganterite! [Ba0.5(Na,K)0.5]Al2(Si2.5Al1.5O10)(OH)2 C 2/c 2/m
71.02.02c.08 Oxykinoshitalite! (Ba,K)(Mg,Fe++,Ti)3(Si,Al)4O10O2 C 2/m 2/m

71.02.02d Mica Group (Hydromica subgroup)

71.02.02d.01 Hydrobiotite [K(Mg,Fe)3(Al,Fe)Si3O10(OH,F)2]•[(Mg,Fe++,Al)3(Si,Al)4O10(OH)2•4(H2O)] C 2/m 2/m
71.02.02d.02 Illite* (K,H3O)(Al,Mg,Fe)2(Si,Al)4O10[(OH)2,(H2O)] C 2/m 2/m
71.02.02d.03 Vermiculite (Mg,Fe++,Al)3(Al,Si)4O10(OH)2•4(H2O) C 2/m 2/m
71.02.02d.04 Brammallite* (Na,H3O)(Al,Mg,Fe)2(Si,Al)4O10[(OH)2,(H2O)] C 2/c 2/m

71.02.03 Cuprorivaite group

71.02.03.01 Cuprorivaite CaCuSi4O10 P 4/nnc 4/m 2/m 2/m
71.02.03.02 Gillespite BaFe++Si4O10 P 4/ncc 4/m 2/m 2/m
71.02.03.03 Effenbergerite BaCuSi4O10 P 4/nnc 4/m 2/m 2/m
71.02.03.04 Wesselsite! SrCu++Si4O10 P 4/ncc 4/m 2/m 2/m

71.02.04 Surite group

71.02.04.01 Ferrisurite (Pb,Cu)2-3(CO3)1.5-2(OH,F)0.5-1[(Fe,Al)2Si4O10(OH)2]•n(H2O) P 21 or P 21/m Mono
71.02.04.02 Surite (Pb,Cu)2-3(CO3)1.5-2(OH,F)0.5-1[(Al,Fe+++)2(Si,Al)4O10(OH)2]•n(H2O) P 21 ro P 21/m Mono
71.02.04.03 Niksergievite! [Ba,Ca)2(Al,Si)7O10(CO3)(OH)6•nH2O C 2/m, C 2, or Cm Mono

71.02.05

71.02.05.01 Macaulayite (Fe+++,Al)24Si4O43(OH)2 C? Mono

71.03 Phyllosilicates Phyllosilicate Sheets of Six-Membered Rings with 2:1 clays

71.03.01a Smectite group (Dioctahedral Smectites)

71.03.01a.01 Beidellite Na0.5Al2(Si3.5Al0.5)O10(OH)2•n(H2O) C 2/m or ORTH 2/m
71.03.01a.02 Montmorillonite (Na,Ca)0,3(Al,Mg)2Si4O10(OH)2•n(H2O) C 2/m 2/m
71.03.01a.03 Nontronite Na0.3Fe+++2(Si,Al)4O10(OH)2•n(H2O) C 2/m 2/m
71.03.01a.04 Volkonskoite Ca0.3(Cr+++,Mg,Fe+++)2(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m
71.03.01a.05 Swinefordite (Li,Ca0.5,Na)0.72(Li,Al,Mg)2.66(Si,Al)4O10(OH,F)2•2(H2O) C 2/m (MON or ORTH) 2/m

71.03.01b Smectite group (Trioctahedral Smectites)

71.03.01b.01 Sobotkite? (K,Ca0.5)0.33(Mg,Al)3(Si3Al)O10(OH)2•1-5(H2O) Unk. Mono
71.03.01b.02 Saponite (Ca/2,Na)0,3(Mg,Fe++)3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m
71.03.01b.02a Ferrosaponite! Ca0.3(Fe++,Mg,Fe+++)3(Si,Al)4O10(OH)2•4(H2O) C? Mono
71.03.01b.03 Sauconite Na0,3Zn3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m
71.03.01b.04 Hectorite Na0,3(Mg,Li)3Si4O10(OH)2 C 2/m 2/m
71.03.01b.05 Pimelite? Ni3Si4O10(OH)2•4(H2O) Unk. Hex
71.03.01b.06 Stevensite (Ca0.5,Na)0.33(Mg,Fe++)3Si4O10(OH)2•n(H2O) Unk (ORTH ?) Mono
71.03.01b.07 Yakhontovite (Ca,K)0.5(Cu,Fe+++,Mg)2Si4O10(OH)2•3(H2O) C 2/m 2/m
71.03.01b.08 Zincsilite Zn3Si4O10(OH)2•4(H2O) (?) C 2/m ? 2/m

71.04 Phyllosilicates Phyllosilicate Sheets of Six-Membered Rings interlayered 1:1, 2:1, and octahedra

71.04.01 Chlorite group (Tri-Dioctahedral)

71.04.01.01 Donbassite Al2[Al2.33][Si3AlO10](OH)8 C 2/m 2/m
71.04.01.02 Cookeite LiAl4(Si3Al)O10(OH)8 P 21/a 2/m
71.04.01.03 Sudoite Mg2(Al,Fe+++)3Si3AlO10(OH)8 C 2/m 2/m
71.04.01.04 Clinochlore (Mg,Fe++)5Al(Si3Al)O10(OH)8 C 2/m 2/m
71.04.01.05 Nimite (Ni,Mg,Fe++)5Al(Si3Al)O10(OH)8 C 2/m 2/m
71.04.01.06 Baileychlore (Zn,Al,[ ])3[Fe++2Al][Si3AlO10](OH)8 C1,C1 Tri
71.04.01.07 Chamosite (Fe++,Mg,Fe+++)5Al(Si3Al)O10(OH,O)8 C 2/m 2/m
71.04.01.08 Pennantite Mn5Al(Si3Al)O10(OH)8 C 2/m 2/m
71.04.01.09 Orthochamosite! (Fe++,Mg,Fe+++)5Al(Si3Al)O10(OH,O)8 C3m-pseudoHEX Ortho
71.04.01.10 Borocookeite! Li(1+3x)Al(4-x)(BSi3)O10(OH,F)8 [x = 0-0.33] pseudo C 2/m 2/m

71.04.02 Interstratified Chlorite-Smectite group

71.04.02.01 Dozyite (Mg7Al2)(Si4Al2)O15(OH)12 Cm m
71.04.02.02 Lunijianlaite LiAl6(Si7Al)O20(OH)10 Unk Mono
71.04.02.03 Saliotite Na0.5Li0.5Al3AlSi3O10(OH)5 C 2/m 2/m
71.04.02.04 Tosudite Na0,5(Al,Mg)6(Si,Al)8O18(OH)12•5(H2O) Unk Ortho
71.04.02.05 Corrensite (Ca,Na,K)(Mg,Fe,Al)9(Si,Al)8O20(OH)10•n(H2O) Unk Ortho
71.04.02.06 Kulkeite Na0.35Mg8AlSi7O20(OH)10 Unk Mono
71.04.02.07 Rectorite (Na,Ca)Al4(Si,Al)8O20(OH)4•2(H2O) Unk Mono
71.04.02.08 Aliettite [Mg3Si4O10(OH)2](Ca0.5,Na)0.33(Al,Mg,Fe++)2-3(Si,Al)4O10(OH)2•n(H2O) Unk Mono
71.04.02.09 Glagolevite! NaMg6[Si3AlO10](OH,O)8•H2O C1 1

71.04.03

71.04.03.01 Franklinfurnaceite Ca2(Fe+++,Al)Mn+++Mn++3Zn2Si2O10(OH)8 C 2 2

71.04.04

71.04.04.01 Gonyerite Mn++3[Mn++3Fe+++][(Si,Fe+++)4O10](OH,O)8 pseudo-HEX Ortho

71.05 Phyllosilicates Phyllosilicate Sheets of Six-Membered Rings with other anions

71.05.01

71.05.01.01 Kegelite Pb8Al4Si8O20(SO4)2(CO3)4(OH)8 A2/m,A2,Am Mono

71.05.02

71.05.02.01 Yakovenchukite-(Y)! K3NaCaY2(Si12O30)•4H2O Pcca 2/m 2/m 2/m

71.05.03

71.05.03.01 Britvinite! Pb7+xMg4.5[(Si,Al)5O14](BO3)(BO3,AsO4)(CO3)(OH,O)7 ( x < 0.5) P1 1


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