Rorisite Mineral Data (original) (raw)

General Rorisite Information

Help on Chemical Formula: Chemical Formula:

(Ca,Mg)FCl

Help on Composition: Composition:

Molecular Weight = 90.59 gm

Calcium 33.18 % Ca 46.43 % CaO

Magnesium 6.71 % Mg 11.12 % MgO

Chlorine 39.14 % Cl 39.14 % Cl

- % Cl -8.83 % -O=Cl2

Fluorine 20.97 % F 20.97 % F

- % F -8.83 % -O=F2

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Ca0.75Mg0.25FCl

Help on Environment: Environment:

Carbonized wood in burnt coal dumps.

Help on IMA Status: IMA Status:

Approved IMA 1990

Help on Locality: Locality:

Kopeysk, Chelyabinsk coal basin, Southern Ural Mountains, Russia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named from the Latin for dew, in allusion to the transparent drops that cover the mineral in moist air.

Help on Name Pronunciation: Name Pronunciation:

Rorisite Say RORISITE

Help on Synonym: Synonym:

ICSD 1130

IMA1989-015

PDF 24-185

Rorisite Image

Click Here for Larger Rorisite Image in a New Browser Window Images:

Click Here for Larger Rorisite Image Rorisite Comments: Colorless to white tabular crystals of Rorisite. Rorisite is extremely hygroscopic and must be stored in closed vials. The picture was made through the vial. Location: Kopeisk, Chelyabinsk Oblast', Urals Region, Russia.Scale: Picture size 2 mm. © Thomas Witzke / Abraxas-Verlag

Rorisite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:1.75064

Help on Cell Dimensions: Cell Dimensions:

a = 3.89, c = 6.81, Z = 2; V = 103.05 Den(Calc)= 2.92

Help on Crystal System: Crystal System:

Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 4/nmm

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.557(1), 6.81(0.45), 2.267(0.35),

Click Here for Large Rorisite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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H - Help Screen
I - Data Info
A - Atoms On/Off
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Help on Above

| | Liebich W , Nicollin D , Acta Crystallographica, Section B , 33 (1977) p.2790-2794, Refinement of the PbFCl types BaFI, BaFBr and CaFCl, Locality: synthetic | | --------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Rorisite

Help on Cleavage: Cleavage:

{???} Perfect

Help on Color: Color:

Colorless.

Help on Density: Density:

2.78

Help on Diaphaneity: Diaphaneity:

Transparent

Help on Hardness: Hardness:

2 - Gypsum

Help on Luster: Luster:

Vitreous (Glassy)

Help on Streak: Streak:

white

Optical Properties of Rorisite

Help on Optical Data: Optical Data:

Uniaxial (-), e=1.635, w=1.668, bire=0.0330.

Calculated Properties of Rorisite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.84 gm/cc
note: Specific Gravity of Rorisite =2.92 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0071556866
Boson Index = 0.9928443134

Help on Photoelectric: Photoelectric:

PERorisite = 6.98 barns/electron
U=PERorisite x rElectron Density= 19.80 barns/cc.

Help on Radioactivity: Radioactivity:

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

Rorisite Classification

Help on Dana Class: Dana Class:

09.02.11.02 (09)Anhydrous and Hydrated Halides

(09.02)where A (X)2

(09.02.11)Matlockite Group

09.02.11.01 Matlockite PbFCl P 4/nmm 4/m 2/m 2/m

09.02.11.02 Rorisite (Ca,Mg)FCl P 4/nmm 4/m 2/m 2/m

09.02.11.03 Zhangpeishanite! BaFCl P 4/mmm 4mm

Help on Strunz Class: Strunz Class:

03.DC.25 03 - HALIDES

03.D - Oxyhalides, Hydroxyhalides and Related Double Halides

03.DC -With Pb (As,Sb,Bi), without Cu

03.DC.25 Bismoclite BiOCl P 4/nmm 4/m 2/m 2/m

03.DC.25 Daubreeite BiO(OH,Cl) P 4/nmm 4/m 2/m 2/m

03.DC.25 Matlockite PbFCl P 4/nmm 4/m 2/m 2/m

03.DC.25 Rorisite (Ca,Mg)FCl P 4/nmm 4/m 2/m 2/m

03.DC.25 Zavaritskite BiOF P 4/nmm 4/m 2/m 2/m

03.DC.25 Zhangpeishanite! BaFCl P 4/mmm 4mm

Other Rorisite Information

Help on References: References:

NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.76,p1731,1991) OPTIC PROP.(Am.Min.,Vol.76,p1731,1991)

Help on See Also: See Also:

Links to other databases for Rorisite :
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
15 - WWW-MINCRYST

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

Rorisite

(Ca,Mg)FCl
Dana No: 09.02.11.02 Strunz No: 03.DC.25
Locality:

Notes: