Rorisite Mineral Data + 
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- 9.2.11.1 Matlockite PbFCl P 4/nmm 4/m 2/m 2/m
- 9.2.11.2 Rorisite (Ca,Mg)FCl P 4/nmm 4/m 2/m 2/m
- III/D.10-10 Fiedlerite Pb3Cl4F(OH)2 P1 1
- III/D.10-20 Paralaurionite PbCl(OH) C 2/m 2/m
- III/D.10-30 Laurionite PbCl(OH) Pnam 2/m 2/m 2/m
- III/D.10-40 Cotunnite PbCl2 Pnam 2/m 2/m 2/m
- III/D.10-50 Pseudocotunnite K2PbCl4(?) P nma 2/m 2/m 2/m
- III/D.10-60 Matlockite PbFCl P 4/nmm 4/m 2/m 2/m
- III/D.10-65 Rorisite (Ca,Mg)FCl P 4/nmm 4/m 2/m 2/m
- III/D.10-70 Zavaritskite BiOF P 4/nmm 4/m 2/m 2/m
- III/D.10-80 Bismoclite BiOCl P 4/nmm 4/m 2/m 2/m
- III/D.10-90 Daubreeite BiO(OH,Cl) P 4/nmm 4/m 2/m 2/m
- III/D.10-140 Symesite! Pb10(SO4)O7Cl4·(H2O) B1 1
General Rorisite Information |
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 Chemical Formula: |
(Ca,Mg)FCl | ||
| 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 | |||
| Empirical Formula: |
Ca0.75Mg0.25FCl | ||
| IMA Status: |
Approved IMA 1990 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
| Synonym: |
ICSD 1130 | ||
| IMA1989-015 | |||
| PDF 24-185 | |||
Rorisite Image | |||
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Images:
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Rorisite Crystallography |
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| Axial Ratios: |
a:c = 1:1.75064 | ||
| Cell Dimensions: |
a = 3.89, c = 6.81, Z = 2; V = 103.05 Den(Calc)= 2.92 | ||
| Crystal System: |
Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 4/nmm | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.557(1), 6.81(0.45), 2.267(0.35), | ||
Physical Properties of Rorisite |
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| Cleavage: |
[???] Perfect | ||
| Color: |
Colorless. | ||
| Density: |
2.78 | ||
| Diaphaniety: |
Transparent | ||
| Hardness: |
2 - Gypsum | ||
| Luster: |
Vitreous (Glassy) | ||
| Streak: |
white | ||
Optical Properties of Rorisite |
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| Gladstone-Dale: |
CI meas= 0.075 (Fair) - where the CI = (1-KPDmeas/KC) CI calc= 0.119 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2231,KPDmeas= 0.2344,KC= 0.2533 |
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| Optical Data: |
Uniaxial (-), e=1.635, w=1.668, bire=0.0330. | ||
Calculated Properties of Rorisite |
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| Electron Density: |
relectron=2.70 gm/cc |
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| Fermion Index |
Fermion Index = 0.00715 Boson Index = 0.99285 |
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| Photoelectric: |
PERorisite = 6.98 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Rorisite is Not Radioactive |
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Rorisite Classification |
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| Dana Class: |
9.2.11.2 (9)Anhydrous and Hydrated Halides | ||
| (9.2)where A (X)2 | |||
| (9.2.11)Dana Group | |||
| Strunz Class: |
III/D.10-65 III - Halogenides | ||
| III/D - Oxi-halogenides with Pb - Bi - Sb and related compounds | |||
| III/D.10 - Cotunnite - Matlockite series | |||
Other Rorisite Information |
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| References: |
PHYS. PROP.(Am.Min.,Vol.76,p1731,1991) OPTIC PROP.(Am.Min.,Vol.76,p1731,1991) | ||
| See Also: |
Links to other databases for Rorisite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris Search for Rorisite using: Visit our Advertisers for Rorisite : Translate Rorisite Mineral Data : Ask about Rorisite here : Print or Cut-and-Paste your Rorisite Specimen Label here :
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