Aluminoceladonite Mineral Data

Aluminoceladonite Mineral Data +

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General Aluminoceladonite Information

Chemical Formula:

KAl(Mg,Fe++)[ ]Si4O10(OH)2

Composition:

Molecular Weight = 404.62 gm

Potassium 9.66 % K 11.64 % K₂O

Magnesium 4.51 % Mg 7.47 % MgO

Aluminum 6.67 % Al 12.60 % Al₂O₃

Iron 3.45 % Fe 4.44 % FeO

Silicon 27.76 % Si 59.40 % SiO₂

Hydrogen 0.50 % H 4.45 % H₂O

Oxygen 47.45 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

KAlMg_0.75Fe²⁺_0.25Si₄O₁₀(OH)₂

IMA Status:

Approved IMA 1997 (Dana # Added)

Locality:

Wiesmath ant Frohsdorf, Austria Link to MinDat.org Location Data.

Synonym:

Leucophyllite (Starkl 1883)

Aluminoceladonite Image

Images:

Click Here for Larger Aluminoceladonite Image

Aluminoceladonite Muscovite

Comments: Large, 1cm, purple crystals of muscovite/leucophyllite, (var. alurgite which is an intermediate composition to muscovite and leucophyllite (aluminoceladonite).
Location: Ultevis, Sweden. Scale: 5x3.5x3cm.
© Tom Loomis / Dakota Matrix

Aluminoceladonite Crystallography

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m)

Calculated Properties of Aluminoceladonite

Fermion Index

Fermion Index = 0.01844
Boson Index = 0.98156

Photoelectric:

PE_{Aluminoceladonite}= 3.34 barns/electron
U=PE_{Aluminoceladonite} x r_electron= . barns/cc.

Radioactivity:

GRapi = 138.87 (Gamma Ray American Petroleum Institute Units)

Estimated Radioactivity from Aluminoceladonite - barely detectable

Aluminoceladonite Classification

Dana Class:

71.2.2a.6d (71)Phyllosilicate Sheets of Six-Membered Rings

(71.2)with 2:1 Layers

(71.2.2a)Mica Group (Muscovite subgroup)

71.2.2a.1 Muscovite KAl2(Si3Al)O10(OH,F)2 C 2/m 2/m

71.2.2a.2 Paragonite NaAl2(Si3Al)O10(OH)2 C 2/c,Cc Mono

71.2.2a.3 Chernykhite (Ba,Na)V,Al)2(Si,Al)4O10(OH)2 C 2/c 2/m

71.2.2a.4 Roscoelite K(V,Al,Mg)2AlSi3O10(OH)2 C 2/m 2/m

71.2.2a.5 Glauconite (K,Na)(Fe,Al,Mg)2(Si,Al)4O10(OH)2 C 2/m 2/m

71.2.2a.6 Celadonite K(Mg,Fe)(Fe,Al)[Si4O10](OH)2 C 2/m 2/m

71.2.2a.6b Ferroceladonite! K2FeFeSi8O20(OH)4 C 2/m 2/m

71.2.2a.6c Ferro-aluminoceladonite! K2Fe2Al2Si8O20(OH)4 C 2/m 2/m

71.2.2a.6d Aluminoceladonite ! KAl(Mg,Fe)[]Si4O10(OH)2 2/m

71.2.2a.6e Chromceladonite! KCrMg(Si4O10)(OH)2 C 2 2

71.2.2a.7 Tobelite (NH4,K)Al2(Si3Al)O10(OH)2 C 2/m 2/m

71.2.2a.8 Nanpingite Cs(Al,Mg,Fe,Li)2(Si3Al)O10(OH,F)2 C 2/c 2/m

71.2.2a.9 Boromuscovite KAl2(Si3B)O10(OH,F)2 C 2/m 2/m

71.2.2a.10 Montdorite (K,Na)(Fe,Mn,Mg)2.5[Si4O10](F,OH)2 C 2/c 2/m

71.2.2a.11 Chromphyllite! (K,Ba)(Cr,Al)2[AlSi3O10](OH,F)2 C 2c 2/m

71.2.2a.12 Shirokshinite! K(NaMg2)Si4O10F2 C 2/m 2/m

Strunz Class:

VIII/H.10-10 VIII - Silicates

VIII/H - Phyllosilicates (layered) Mica like layered silicates with [Si4O10]4- and related groups

VIII/H.10 - Mica group, Muscovite series

VIII/H.10-10 Aluminoceladonite KAl(Mg,Fe)[]Si4O10(OH)2 2/m

VIII/H.10-20 Ferro-aluminoceladonite! K2Fe2Al2Si8O20(OH)4 C 2/m 2/m

VIII/H.10-30 Celadonite K(Mg,Fe)(Fe,Al)[Si4O10](OH)2 C 2/m 2/m

VIII/H.10-35 Chromceladonite! KCrMg(Si4O10)(OH)2 C 2 2

VIII/H.10-40 Ferroceladonite! K2FeFeSi8O20(OH)4 C 2/m 2/m

VIII/H.10-50 Paragonite NaAl2(Si3Al)O10(OH)2 C 2/c,Cc Mono

VIII/H.10-60 Boromuscovite KAl2(Si3B)O10(OH,F)2 C 2/m 2/m

VIII/H.10-70 Muscovite KAl2(Si3Al)O10(OH,F)2 C 2/m 2/m

VIII/H.10-80 Chromphyllite! (K,Ba)(Cr,Al)2[AlSi3O10](OH,F)2 C 2c 2/m

VIII/H.10-90 Roscoelite K(V,Al,Mg)2AlSi3O10(OH)2 C 2/m 2/m

VIII/H.10-95 Ganterite! [Ba0.5(Na,K)0.5]Al2(Si2.5Al1.5O10)(OH)2 C 2/c 2/m

VIII/H.10-100 Tobelite (NH4,K)Al2(Si3Al)O10(OH)2 C 2/m 2/m

VIII/H.10-110 Nanpingite Cs(Al,Mg,Fe,Li)2(Si3Al)O10(OH,F)2 C 2/c 2/m

Other Aluminoceladonite Information

See Also:

Links to other databases for Aluminoceladonite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas

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Aluminoceladonite

KAl(Mg,Fe++)[ ]Si4O10(OH)2
Dana No: 71.2.2a.6d Strunz No: VIII/H.10-10
Locality:

Notes: