Lunijianlaite Mineral Data (original) (raw)

General Lunijianlaite Information

Help on Chemical Formula: Chemical Formula:

LiAl6(Si7Al)O20(OH)10

Help on Composition: Composition:

Molecular Weight = 882.47 gm

Lithium 0.79 % Li 1.69 % Li2O

Aluminum 21.40 % Al 40.44 % Al2O3

Silicon 22.28 % Si 47.66 % SiO2

Hydrogen 1.14 % H 10.21 % H2O

Oxygen 54.39 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

LiAl7Si7O20(OH)10

Help on Environment: Environment:

Hydrothermally altered rhyolite.

Help on IMA Status: IMA Status:

Approved IMA 1990

Help on Locality: Locality:

Qingtian, Zhejiang Province, China. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for "chlorite alternating with pyrophyllite".

Help on Name Pronunciation: Name Pronunciation:

Lunijianlaite + Pronunciation Say LUNIJIANLAITE

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Lunijianlaite Crystallography

Help on Axial Ratios: Axial Ratios:

a:b:c =0.5674:1:2.6083

Help on Cell Dimensions: Cell Dimensions:

a = 5.09, b = 8.97, c = 23.397, Z = 2; beta = 90° V = 1,068.24 Den(Calc)= 2.74

Help on Crystal System: Crystal System:

MonoclinicSpace Group: Unk

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 4.704(1), 3.343(0.47), 3.539(0.45),

Physical Properties of Lunijianlaite

Help on Cleavage: Cleavage:

{001} Perfect

Help on Color: Color:

Colorless, White.

Help on Density: Density:

2.75

Help on Diaphaneity: Diaphaneity:

Transparent

Help on Habit: Habit:

Inclusions - Generally found as inclusions in other minerals.

Help on Habit: Habit:

Lamellar - Thin laminae producing a lamellar structure.

Help on Hardness: Hardness:

2 - Gypsum

Help on Luster: Luster:

Vitreous - Pearly

Help on Streak: Streak:

white

Optical Properties of Lunijianlaite

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= 0.05 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.046 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2124,KPDmeas= 0.2116,KC= 0.2227
Ncalc = 1.61

Help on Optical Data: Optical Data:

Biaxial (-), a=1.576, b=1.583, g=1.587, bire=0.0110, 2V(Calc)=72, 2V(Meas)=61.

Calculated Properties of Lunijianlaite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.74 gm/cc
note: Specific Gravity of Lunijianlaite =2.74 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Help on Photoelectric: Photoelectric:

PELunijianlaite = 1.51 barns/electron
U=PELunijianlaite x rElectron Density= 4.14 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lunijianlaite is Not Radioactive

Lunijianlaite Classification

Help on Dana Class: Dana Class:

71.04.02.02 (71)Phyllosilicate Sheets of Six-Membered Rings

(71.04)interlayered 1:1, 2:1, and octahedra

(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

Help on Strunz Class: Strunz Class:

09.EC.60 09 - SILICATES (Germanates)

09.E - Phyllosilicates

09.EC -Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets

09.EC.60 Aliettite [Mg3Si4O10(OH)2](Ca0.5,Na)0.33(Al,Mg,Fe)2-3(Si,Al)4O10(OH)2•n(H2O) Unk Mono

09.EC.60 Dozyite (Mg7Al2)(Si4Al2)O15(OH)12 Cm m

09.EC.60 Corrensite (Ca,Na,K)(Mg,Fe,Al)9(Si,Al)8O20(OH)10•n(H2O) Unk Ortho

09.EC.60 Kulkeite Na0.35Mg8AlSi7O20(OH)10 Unk Mono

09.EC.60 Karpinskite (Mg,Ni)2Si2O5(OH)2(?) Unk Mono

09.EC.60 Illite* (K,H3O)(Al,Mg,Fe)2(Si,Al)4O10[(OH)2,(H2O)] C 2/m 2/m

09.EC.60 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

09.EC.60 Lunijianlaite LiAl6(Si7Al)O20(OH)10 Unk Mono

09.EC.60 Rectorite (Na,Ca)Al4(Si,Al)8O20(OH)4•2(H2O) Unk Mono

09.EC.60 Saliotite Na0.5Li0.5Al3AlSi3O10(OH)5 C 2/m 2/m

09.EC.60 Tosudite Na0,5(Al,Mg)6(Si,Al)8O18(OH)12•5(H2O) Unk Ortho

09.EC.60 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

Other Lunijianlaite Information

Help on References: References:

NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)

Help on See Also: See Also:

Links to other databases for Lunijianlaite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Print or Cut-and-Paste your Lunijianlaite Specimen Label here :

Lunijianlaite

LiAl6(Si7Al)O20(OH)10
Dana No: 71.04.02.02 Strunz No: 09.EC.60
Locality:

Notes: