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Rorisite

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Formula:
CaClF
System:
Tetragonal
Colour:
Colorless
Hardness:
2
Name:
From Latin, "roris," for "dew."
Matlockite Group.

Unstable in air, leaving a residue of fluorite.


Classification of Rorisite

Approved
3.DC.25

3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
C : With Pb (As,Sb,Bi), without Cu
9.2.11.2

9 : NORMAL HALIDES
2 : AX2
8.4.11

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
4 : Halides of the alkaline earths and Mg

Type Occurrence of Rorisite

Physical Properties of Rorisite

Vitreous
Diaphaneity (Transparency):
Transparent
Colour:
Colorless
Hardness (Mohs):
2

Crystallography of Rorisite

Crystal System:
Tetragonal
Cell Parameters:
a = 3.89Å, c = 6.81Å
Ratio:
a:c = 1 : 1.751
Unit Cell Volume:
V 103.05 ų (Calculated from Unit Cell)

Optical Data of Rorisite

Type:
Uniaxial (-)
RI values:
nω = 1.668 nε = 1.635
Max Birefringence:
δ = 0.033
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of Rorisite

Formula:
CaClF
Elements listed in formula:
Analytical Data:
Water soluble.
Common Impurities:
Mg

Relationship of Rorisite to other Species

Other Members of Group:
Bismoclite(BiO)Cl
Daubréeite(BiO)(OH,Cl)
LaurionitePbCl(OH)
MatlockitePbFCl
ParalaurionitePbCl(OH)
Zavaritskite(BiO)F
3.DC.05LaurionitePbCl(OH)
3.DC.05ParalaurionitePbCl(OH)
3.DC.10FiedleritePb3Cl4F(OH) · H2O
3.DC.15PenfielditePb2Cl3(OH)
3.DC.20LaurelitePb7F12Cl2
3.DC.25BismocliteBiOCl
3.DC.25DaubréeiteBiO(OH)
3.DC.25MatlockitePbClF
3.DC.25ZavaritskiteBiOF
3.DC.25ZhangpeishaniteBaFCl
3.DC.30NadoritePbSb3+O2Cl
3.DC.30PeritePbBiO2Cl
3.DC.35AravaipaitePb3AlF9 · H2O
3.DC.37CalcioaravaipaitePbCa2AlF9
3.DC.40ThorikositePb3O3Sb3+(OH)Cl2
3.DC.45MereheaditePb47O24(OH)13Cl25(BO3)2(CO3)
3.DC.50BlixitePb8O5(OH)2Cl4
3.DC.55PinalitePb3(WO4)OCl2
3.DC.60SymesitePb10SO4O7Cl4 · H2O
3.DC.65EcdemitePb6As23+O7Cl4
3.DC.65HeliophyllitePb6As2O7Cl4
3.DC.70MendipitePb3O2Cl2
3.DC.75DamaraitePb3O2(OH)Cl
3.DC.80OnoratoiteSb8O11Cl2
3.DC.85CotunnitePbCl2
3.DC.90PseudocotunniteK2PbCl4(?)
3.DC.95BarstowitePb4CO3Cl6 · H2O
8.4.1SellaiteMgF2
8.4.2NeighboriteNaMgF3
8.4.3BischofiteMgCl2 · 6H2O
8.4.4KorshunovskiteMg2Cl(OH)3 · 4H2O
8.4.5CarnalliteKMgCl3 · 6H2O
8.4.6TachyhydriteCaMg2Cl6 · 12H2O
8.4.7FluoriteCaF2
8.4.8SinjariteCaCl2 · 2H2O
8.4.9AntarcticiteCaCl2 · 6H2O
8.4.10ChlorocalciteKCaCl3
8.4.12JarliteNa2(Sr,Na)14Mg2Al12F64(OH,H2O)4
8.4.13CalcjarliteNaCa3Al3F16
8.4.14TikhonenkoviteSrAlF4(OH) · H2O
8.4.15AcuminiteSrAlF4(OH) · H2O
8.4.16FrankdicksoniteBaF2
8.4.17UsoviteBa2CaMgAl2F14
8.4.18BøgvaditeNa2Ba2SrAl4F20

Other Names for Rorisite

Name in Other Languages:
German:Rorisit
Spanish:Rorisita

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Rorisite

Reference List:
I. V. Kulikov, V. E. Devyatov, and A. V. Gromov (1982): A new natural compound-calcium fluoride-chloride. Izvest. Vyssh. Uchebn. Zaved. Geol. Razved., 25, 120-122 (in Russian). [abs. in Am. Mineral. 68 (1983), http://rruff.info/rruff_1.0/uploads/AM68_642.pdf]

American Mineralogist (1991): 76: 1731.

New Minerals (1997), New Minerals 1990-1994.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 119(3): 73-76.

Internet Links for Rorisite

mindat.org URL:
http://www.mindat.org/min-3446.html
Please feel free to link to this page.

Localities for Rorisite

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Russia
 
  • Northern Caucasus Region
    • Kabardino-Balkarian Republic
      • Baksan Valley
I. V. Kulikov, V. E. Devyatov, and A. V. Gromov (1982): A new natural compound-calcium fluoride-chloride. Izvest. Vyssh. Uchebn. Zaved. Geol. Razved., 25, 120-122 (in Russian). [abs. in Am. Mineral. 68 (1983), http://rruff.info/rruff_1.0/uploads/AM68_642.pdf]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
        • Chelyabinsk coal basin
Cesnokov, B., M. Kotrly, and T. Nisanbajev (1998): Brennende Abraumhalden und Aufschlüsse im Tscheljabinsker Kohlenbecken - eine reiche Mineralienküche. Mineralien-Welt, 9 (3), 54-63 (in German).
ZVMO (1990) 119, n3, 73-76; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Mineral and/or Locality  
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