Hauyne Mineral Data

[Thumbnails] [Miniatures] [Cabinets] [About Us] [FAQ]
Welcome To Mason's Minerals
Your Source for Beautiful Minerals and Crystals
We offer a no-questioned-asked Satisfaction Guarantee

General Hauyne Information

Chemical Formula:

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Composition:

Molecular Weight = 1,032.43 gm

Sodium 8.91 % Na 12.01 % Na₂O

Calcium 7.76 % Ca 10.86 % CaO

Aluminum 15.68 % Al 29.63 % Al₂O₃

Silicon 16.32 % Si 34.92 % SiO₂

Sulfur 9.32 % S

Chlorine 1.72 % Cl 1.72 % Cl

- % Cl -0.39 % -O=Cl₂

Oxygen 40.29 % O

______ ______

100.00 % 96.50 % = TOTAL OXIDE

Empirical Formula:

Na₄Ca₂Al₆Si₆O₂₂S₂(SO₄)Cl_0.5

Environment:

Igneous rocks low in silica and rich in alkalis.

IMA Status:

Valid Species (Pre-IMA) 1807

Locality:

Vesuvian lavas, on Mte Somma, Italy. Link to MinDat.org Location Data.

Name Origin:

Named after the French crystallographer, R. J. Hauy (1743-1822).

Name Pronunciation:

Hauyne

Synonym:

Hauynite

ICSD 39952

PDF 37-473

Hauyne Image

Images:

Hauyne

Comments: Grains of deep blue hauyne crystals in matrix.
Location: Niedermendig, Eifel, Germany. Scale: Picture size 5 mm.
© John Veevaert

Hauyne Crystallography

Cell Dimensions:

a = 8.9, Z = 1; V = 704.97 Den(Calc)= 2.43

Crystal System:

Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: P 43n

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.72(1), 2.63(0.5), 6.45(0.3),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Hassan I , Grundy H D , The Canadian Mineralogist , 29 (1991) p.123-130, The crystal structure of hauyne at 293 and 153 K, Sample: at T = 153 K, Locality: Valle Biacheela, Sacrafano, Italy

View Additional jPOWD Structure files for Hauyne
[1]

Physical Properties of Hauyne

Cleavage:

{110} Perfect, {011} Perfect, {101} Perfect

Color:

Blue, Green, Red, Yellow, Gray.

Density:

2.4 - 2.5, Average = 2.45

Diaphaneity:

Subtransparent to translucent

Fracture:

Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).

Habit:

Crystalline - Coarse - Occurs as well-formed coarse sized crystals.

Habit:

Euhedral Crystals - Occurs as well-formed crystals showing good external form.

Habit:

Twinning Common - Crystals are usually twinned.

Hardness:

5-6 - Between Apatite and Orthoclase

Luminescence:

Non-fluorescent.

Luster:

Vitreous - Greasy

Streak:

bluish white

Optical Properties of Hauyne

Gladstone-Dale:

CI meas= -0.019 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.027 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2042,KPDmeas= 0.2025,KC= 0.1987
Ncalc = 1.48 - 1.5

Optical Data:

Isotropic, n=1.4961.

Calculated Properties of Hauyne

Electron Density:

Bulk Density (Electron Density)=2.42 gm/cc
note: Specific Gravity of Hauyne =2.45 gm/cc.

Fermion Index:

Fermion Index = 0.008619431
Boson Index = 0.991380569

Photoelectric:

PE_Hauyne= 2.81 barns/electron
U=PE_Hauyne x rElectron Density= 6.81 barns/cc.

Radioactivity:

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

Hauyne Classification

Dana Class:

76.02.03.03 (76)Tectosilicate Al-Si Framework

(76.02)Feldspathoids and related species

(76.02.03)Sodalite group

76.02.03.01 Sodalite Na8Al6Si6O24Cl2 P 43n 4 3m

76.02.03.02 Nosean Na8Al6Si6O24(SO4) P 43m 4 3m

76.02.03.03 Hauyne (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2 P 43n 4 3m

76.02.03.04 Lazurite Na3Ca(Al3Si3O12)S P 43n 4 3m

76.02.03.05 Bicchulite Ca2Al2SiO6(OH)2 I 43m 4 3m

76.02.03.06 Kamaishilite Ca2Al2SiO6(OH)2 I-lattice Tetra

76.02.03.07 Tugtupite Na4AlBeSi4O12Cl I 4 4

76.02.03.08 Tsaregorodtsevite N(CH3)4AlSi5O12 I 222 2 2 2

Strunz Class:

09.FB.10 09 - SILICATES (Germanates)

09.F - Tektosilicates without Zeolitic H2O

09.FB -Tektosilicates with additional anions

09.FB.10 Bicchulite Ca2Al2SiO6(OH)2 I 43m 4 3m

09.FB.10 Danalite Fe4Be3(SiO4)3S P 43n 4 3m

09.FB.10 Hauyne (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2 P 43n 4 3m

09.FB.10 Genthelvite Zn4Be3(SiO4)3S P 43n 4 3m

09.FB.10 Helvite Mn4Be3(SiO4)3S P 43n 4 3m

09.FB.10 Lazurite Na3Ca(Al3Si3O12)S P 43n 4 3m

09.FB.10 Kamaishilite Ca2Al2SiO6(OH)2 I-lattice Tetra

09.FB.10 Nosean Na8Al6Si6O24(SO4) P 43m 4 3m

09.FB.10 Sodalite Na8Al6Si6O24Cl2 P 43n 4 3m

09.FB.10 Tugtupite Na4AlBeSi4O12Cl I 4 4

09.FB.10 Tsaregorodtsevite N(CH3)4AlSi5O12 I 222 2 2 2

Other Hauyne Information

References:

NAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32)

See Also:

Links to other databases for Hauyne :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - CalTech Mineral Spectroscopy
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - MinMax(Deutsch)
12 - MinMax(English)
13 - Mineralienatlas (Deutsch)
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - UCLA - Petrography Thin-Sections
17 - WWW-MINCRYST

Search for Hauyne using:

[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Hauyne :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Diamond Dan Publications

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Hauyne Mineral Data :

Ask about Hauyne here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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

Hauyne

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Dana No: 76.02.03.03 Strunz No: 09.FB.10
Locality:

Notes: