Calciohilairite Mineral Data

Advertisment

Our Mission is Simple: RMS will be the go-to portal for all mineral, gem and rock shows in the USA

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

Your premier supplier of quality mineral specimens from Southern Africa and the world at large

General Calciohilairite Information

Chemical Formula:

CaZrSi3O9•3(H2O)

Composition:

Molecular Weight = 413.60 gm

Calcium 9.69 % Ca 13.56 % CaO

Zirconium 22.06 % Zr 29.79 % ZrO₂

Silicon 20.37 % Si 43.58 % SiO₂

Hydrogen 1.46 % H 13.07 % H₂O

Oxygen 46.42 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

CaZrSi₃O₉•3(H₂O)

Environment:

In miarolitic cavities in a perialkalic alaskitic border granite of batholith.

IMA Status:

Approved IMA 1988

Locality:

From Washington Pass, on Liberty Bell Mountain, Okanogan Co., Washington, USA. Link to MinDat.org Location Data.

Name Origin:

For the "calcium" content and relation to "hilairite."

Name Pronunciation:

Calciohilairite + Pronunciation

Calciohilairite Image

Images:

Click Here for Larger Calciohilairite Image

Calciohilairite Kuzmenkoite-Mn

Comments: White rhombododecahedral crystals of calciohilairite associated with orange=brown stout prismatic kuzmenkoite-Mn on matrix.
Location: Flora Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: FOV ~1x1 cm.
© Pavel M. Kartashov

Calciohilairite Crystallography

Axial Ratios:

a:c = 1:0.76674

Cell Dimensions:

a = 20.87, c = 16.002, Z = 24; V = 6,036.01 Den(Calc)= 2.73

Crystal System:

Trigonal - TrapezohedralH-M Symbol (3 2) Space Group: R 32

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

By Intensity(I/I_o): 5.23(1), 3.02(0.34), 1.817(0.31),

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

Pushcharovsky D Y , Pekov I V , Pasero M , Gobechiya E R , Merlino S , Zubkova N V , Crystallography Reports , 47 (2002) p.748-752, Crystal structure of cation-deficient calciohilairite and possible mechanisms of, decationization in mixed-framework minerals, Locality: Lovozero massif, Kola Peninsula, Russia

Physical Properties of Calciohilairite

Cleavage:

None

Color:

Blue white, White.

Density:

2.68

Diaphaneity:

Translucent

Hardness:

4 - Fluorite

Luster:

Vitreous (Glassy)

Streak:

white

Optical Properties of Calciohilairite

Gladstone-Dale:

CI meas= -0.023 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.004 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2273,KPDmeas= 0.2315,KC= 0.2264
Ncalc = 1.61 - 1.62

Optical Data:

Uniaxial (-), e=1.619, w=1.622, bire=0.0030.

Calculated Properties of Calciohilairite

Electron Density:

Bulk Density (Electron Density)=2.69 gm/cc
note: Specific Gravity of Calciohilairite =2.73 gm/cc.

Fermion Index:

Fermion Index = 0.03
Boson Index = 0.97

Photoelectric:

PE_{Calciohilairite}= 30.77 barns/electron
U=PE_{Calciohilairite} x rElectron Density= 82.88 barns/cc.

Radioactivity:

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

Calciohilairite Classification

Dana Class:

59.02.03.02 (59)Cyclosilicate Three-Membered Rings

(59.02)hydrated

(59.02.03)Hilairite group

59.02.03.01 Hilairite Na2ZrSi3O9•3(H2O) R 3m 3 2/m

59.02.03.02 Calciohilairite CaZrSi3O9•3(H2O) R 32 3 2

59.02.03.03 Sazykinaite-(Y) Na5YZrSi6018•6(H2O) R 32 3 2

59.02.03.04 Pyatenkoite-(Y)! Na5(Y,Dy,Gd)TiSi6O18•6(H2O) R 32 3 2

Strunz Class:

09.DM.10 09 - SILICATES (Germanates)

09.D - Inosilicates* Structural terminology according to Liebau (1985)

09.DM -Inosilicates with 6-periodic single chains

09.DM.10 Calciohilairite CaZrSi3O9•3(H2O) R 32 3 2

09.DM.10 Hilairite Na2ZrSi3O9•3(H2O) R 3m 3 2/m

09.DM.10 Komkovite BaZrSi3O9•3(H2O) R 32 3 2

09.DM.10 Pyatenkoite-(Y)! Na5(Y,Dy,Gd)TiSi6O18•6(H2O) R 32 3 2

09.DM.10 Sazykinaite-(Y) Na5YZrSi6018•6(H2O) R 32 3 2

Other Calciohilairite Information

References:

NAME( AntBidBlaNic2) PHYS. PROP.(Am.Min.,Vol.73,p1191-1194,1988) OPTIC PROP.(Am.Min.,Vol.73,p1191-1194,1988)

See Also:

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

Search for Calciohilairite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Calciohilairite :

A Bijoux Google Search for Calciohilairite
Adam's Minerals Google Search for Calciohilairite
Cape Minerals Google Search for Calciohilairite
Dakota Matrix Minerals Google Search for Calciohilairite
Excalibur Mineral Corp. Google Search for Calciohilairite
Exceptional Minerals Google Search for Calciohilairite
John Betts Fine Minerals Search for Calciohilairite
McDougall Minerals Google Search for Calciohilairite
Mineral News Website Link
Rock and Mineral Shows Google Search for Calciohilairite
Weinrich Minerals, Inc. Google Search for Calciohilairite

Ask about Calciohilairite 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 Calciohilairite Specimen Label here :

Calciohilairite

CaZrSi3O9•3(H2O)
Dana No: 59.02.03.02 Strunz No: 09.DM.10
Locality:

Notes: