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Paranatisite

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Formula:
Na2Ti(SiO4)O
System:
Orthorhombic
Colour:
Orange-yellow to ...
Hardness:
5
This page provides mineralogical data about Paranatisite.

Classification of Paranatisite

Approved
9.AG.40b

9 : SILICATES (Germanates)
A : Nesosilicates
G : Nesosilicates with additional anions; cations in > [6] +- [6] coordination
52.4.4.2

52 : NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
4 : Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
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Type Occurrence of Paranatisite

Year of Discovery:
1992

Physical Properties of Paranatisite

Colour:
Orange-yellow to orange-brown
Hardness (Mohs):
5

Crystallography of Paranatisite

Crystal System:
Orthorhombic
Cell Parameters:
a = 9.82Å, b = 9.16Å, c = 4.79Å
Ratio:
a:b:c = 1.072 : 1 : 0.523
Unit Cell Volume:
V 430.87 ų (Calculated from Unit Cell)

Optical Data of Paranatisite

Type:
Biaxial (+)
RI values:
nα = 1.740 nβ = 1.741 nγ = 1.765
2V:
Measured: 20° to 23°, Calculated: 24°
Max Birefringence:
δ = 0.025
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r > v moderate

Chemical Properties of Paranatisite

Formula:
Na2Ti(SiO4)O
Essential elements:
All elements listed in formula:
Common Impurities:
Nb,Fe,Mn,Ca,F,H2O

Relationship of Paranatisite to other Species

9.AG.05AbswurmbachiteCuMn63+(SiO4)O8
9.AG.05BrauniteMn2+Mn63+(SiO4)O8
9.AG.05NeltneriteCaMn63+(SiO4)O8
9.AG.05Braunite-IICaMn143+(SiO4)O20
9.AG.10Långbanite(Mn2+,Ca)4(Mn3+,Fe3+)9Sb5+(SiO4)2O16
9.AG.15MalayaiteCaSn(SiO4)O
9.AG.15TitaniteCaTi(SiO4)O
9.AG.15VanadomalayaiteCaV4+(SiO4)O
9.AG.15Natrotitanite(Na0.5Y0.5)Ti(SiO4)O
9.AG.20Cerite-(Ce)(Ce,Ca)9(Mg,Fe)(SiO4)3(HSiO4)4(OH)3
9.AG.20Cerite-(La)(La,Ce,Ca)9(Fe,Ca,Mg)(SiO4)3(HSiO4)4(OH)3
9.AG.20Aluminocerite-(Ce)(Ce,La,Ca)9(Al,Fe3+)(SiO4)3(HSiO4)4(OH)3
9.AG.25Trimounsite-(Y)Y2Ti2(SiO4)O5
9.AG.25Yftisite-(Y)(Y,Dy,Er)4(Ti,Sn)(SiO4)2O(F,OH)6
9.AG.30SitinakiteKNa2Ti4(SiO4)2O5(OH) · 4H2O
9.AG.35KittatinnyiteCa2Mn2Mn(SiO4)2(OH)4 · 9H2O
9.AG.40aNatisiteNa2Ti(SiO4)O
9.AG.45Törnebohmite-(Ce)(Ce,La)2Al(SiO4)2(OH)
9.AG.45Törnebohmite-(La)(La,Ce)2Al(SiO4)2(OH)
9.AG.50Kuliokite-(Y)Y4Al(SiO4)2(OH)2F5
9.AG.55ChantaliteCaAl2(SiO4)(OH)4
9.AG.60MozartiteCaMn3+(SiO4)(OH)
9.AG.60VuagnatiteCaAl(SiO4)(OH)
9.AG.65HatruriteCa3(SiO4)O
9.AG.70JasmunditeCa11(SiO4)4O2S
9.AG.75AfwilliteCa3(HSiO4)2 · 2H2O
9.AG.80BultfonteiniteCa2(HSiO4)F · H2O
9.AG.85ZoltaiiteBaV24+V123+(SiO4)2O19
9.AG.90Tranquillityite(Fe2+,Ca)8(Zr,Y)2Ti3(SiO4)3O4

Other Names for Paranatisite

Name in Other Languages:

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 Paranatisite

Reference List:
New Minerals (1997), New Minerals 1990-1994.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 121(6): 133-137.

Canadian Mineralogist (2002): 40: 947-960.

Internet Links for Paranatisite

Localities for Paranatisite

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.
Brazil
 
  • Minas Gerais
    • Poços de Caldas alkaline complex
      • Poços de Caldas
Gunnar Farber
Russia
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Khibiny Massif
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
          • Yukspor Mt
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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