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Seidozerite

Pictures (3 Images total)

Seidozerit (braun) mit Aegirin
Views (File:
1245007955
): 953
Seidozerit (braun) mit Aegirin
Bildbreite: 12 mm; Fundort: Suoluaiv, Lovozero, Kola, Murmansk, Russland
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Suoluaiv
Mineral: Seidozerite
Image: 1245007955
Rating: 7.5 (votes: 2)
License: Usage for Mineralienatlas project only
Seidozerit (braun) mit Aegirin

Bildbreite: 12 mm; Fundort: Suoluaiv, Lovozero, Kola, Murmansk, Russland
Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2009-06-14
Locality: Suoluaiv / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Seidozerit
Views (File:
1223324107
): 901
Seidozerit
Fundort: Muruai-Uel'kuai, Seidozero-See, Lovozero, Kola, Murmansk, Russland; Bildbreite: 8 mm
Copyright: Leonardus; Contribution: Philip Blümner
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Seidozero-See/Flüsse Muruai und Uel'kuai
Mineral: Seidozerite
Image: 1223324107
Rating: 6 (votes: 2)
License: Usage for Mineralienatlas project only
Seidozerit

Fundort: Muruai-Uel'kuai, Seidozero-See, Lovozero, Kola, Murmansk, Russland; Bildbreite: 8 mm
Copyright: Leonardus
Contribution: Philip Blümner 2008-10-06
Locality: Flüsse Muruai und Uel'kuai / Seidozero-See / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Seidozerit
Views (File:
1245008148
): 894
Seidozerit
Bildbreite: 10 mm; Fundort: Burpala, Irkutsk Oblast, Sibirien, Russland
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Location: Russland/Ferner Osten, Föderationskreis/Burjatien (Buryatia), Republik/Burpala
Mineral: Seidozerite
Image: 1245008148
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Seidozerit

Bildbreite: 10 mm; Fundort: Burpala, Irkutsk Oblast, Sibirien, Russland
Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2009-06-14
Locality: Burpala / Burjatien (Buryatia), Republik / Ferner Osten, Föderationskreis / Russland

Collectors Summary

Color grau, orange, bräunlich
Streak color weiß
Hardness (Mohs) 4.5
Cleavages vollkommen {001}
Fracture spröde
Solubility +++ HCl
Crystal System monoklin, P2/c

Chemism

Chemical formula

Na4MnZr2Ti(Si2O7)2O2F2

Chemical composition

Mangan, Natrium, Silicium, Titan, Zirconium, Fluor, Sauerstoff

Unit weight: 783.5424372 u; Number of atoms in the formula: 30

Info

Empirical formula:

Na4MnZr2Ti(Si2O7)2O2F2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

32.67

16

53.33

15.9994300

255.9908800
Fluorine

F

4.85

2

6.67

18.9984033

37.9968065
Sodium

Na

11.74

4

13.33

22.9897702

91.9590808
Silicon

Si

14.34

4

13.33

28.0855300

112.3421200
Titanium

Ti

6.11

1

3.33

47.8671000

47.8671000
Manganese

Mn

7.01

1

3.33

54.9380499

54.9380499
Zirconium

Zr

23.29

2

6.67

91.2242000

182.4484000

Analysis wt%

SiO2 : 31.40, ZrO2 : 23.14, TiO2 : 13.16, Nb2O5 : 0.60, Al2O3 : 1.38, Fe2O3 : 2.85, FeO : 1.06, MnO : 4.22, MgO : 1.79, CaO : 2.80, Na2O : 14.55, H2O : 0.60, F : 3.56 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 58)

Strunz 9th edition incl. updates

9.BE.25

9: Silikate (Germanate)
B: Gruppensilikate (Sorosilikate)
E: Si2O7 Gruppen mit zusätzlichen Anionen; Kationen in oktahedraler [6] und größerer Koordination
25:Lamprophyllit-Gruppe

Lapis Classification

VIII/C.13-010

VIII: SILIKATE
C: Gruppensilikate
13: Gruppensilikate [Si2O7] 6-, mit tetraederfremden Anionen (O,OH,F); Lamprophyllit-Reihe

Classification by Hölzel

9.BH.300

9: SILICATES
B: Sorosilicates
H: Rosenbuschite-Lamprophyllite-Group

Dana 8th edition

56.02.06a.01

56: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O
02: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O with cations in [4] and/or >[4] coordination
06a: Seidozerite - Lamprophyllite group

IMA status

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Rosenbuschite group
Seidozerite supergroup  ⇒ Rinkite group

Optical Properties

Color

grau, orange, bräunlich

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.105
Birefringence chart\! Seidozerite title=Birefringence chart Seidozerite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.725

RI value β

1.758

RI value γ / ε

1.830

Ri mean

1.771

2V angle

Biaxial (+) 68°

Orientation

X = b; Z = a; Y ^ c = 13°

Dispersion

r > v

Absorption

X > Y > Z

Pleochroism

intensiv, X = dunkelrot, Y = rot, Z = hellgelb

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

13

Space Group

P2/c

Cell parameters a (Å)

5.53

Cell parameters b (Å)

7.10

Cell parameters c (Å)

18.30

Cell parameters a/b or c/a

0.779

Cell parameters c/b

2.577

Cell parameters α

90°

Cell parameters β

102.72

Cell parameters γ

90°

Z

2

Volume (ų)

700.879

X-Ray Powder Diffraction

2.97(100),
2.87(70),
2.58(40),
2.43(30),
2.25(30),
1.830(70),
1.761(30),
1.633(40)
XRD chart Seidozerite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

4.5

VHN (Hardness Vickers)

280 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.87 (berechnet) 3.472 (gemessen)

3.713 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {001}

Fracture

spröde

Instability

+++ HCl

(Co-)Type locality

(Co-)Type locality

Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Seidozero-See/Flüsse Muruai und Uel'kuai

Type material

Vernadsky Geologisches Museum

A. E. Fersman Mineralogischesl Museum, Academie der Wissenschaften, Mokau, Russland

Collection number of type material

45148 (Vernadsky), 59965, vis4318, vis4319 (Fersman)

Preface

Name from

Seidozero See-Region, Kola Halbinsel, Russland

Author (Name, Year)

Semenov & Kazakova & Simonov, 1958

References

Canadian Mineralogist 44 (2006), 1273

Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 87 (1958), 590

IMA group assignments

 
Rosenbuschite group
 
 
 

 
 
Batievaite-(Y)
Y2Ca2Ti(Si2O7)2(OH)2(H2O)4
triklin
P1

 
 
Fogoite-(Y)
Na3Ca2Y2Ti(Si2O7)2OF3
triklin
P1

 
 
Götzenite
Ca4NaCa2Ti(Si2O7)2(OF)F2
triklin
P1

 
 
Grenmarite
(Zr,Mn)2(Zr,Ti)(Mn,Na)(Na,Ca)4(Si2O7)2(O,F)4
monoklin
P2/c

 
 
Hainite-(Y)
Na2Ca4(Y,REE)Ti(Si2O7)2OF3
triklin
P1

 
 
Kochite
Na3Ca2MnZrTi(Si2O7)2OF3
triklin
P1

 
 
Rosenbuschite
Na6Ca6Zr3Ti(Si2O7)4O2F6
triklin
P1

 
 
Seidozerite
Na4MnZr2Ti(Si2O7)2O2F2
monoklin
P2/c

 
Seidozerite supergroup
 
 
 

 
 
Rinkite group
 
 
 

 
 
 
Mosandrite-(Ce)
Ti(☐,Ca,Na)3(Ca,REE)4(Si2O7)2[H2O,OH,F]4·H2O
monoklin
P21

 
 
 
Nacareniobsite-(Ce)
NbNa3Ca3(Ce,La,Pr,Nd)(Si2O7)2OF3
monoklin
P21/a

 
 
 
Rinkite-(Ce)
Na(Na,Ca)2(Ca,Ce)4(Ti,Nb)[(O,F)2I(Si2O7)2]
monoklin
P21

 
 
 
Rinkite-(Y)
Na2Ca4YTi(Si2O7)2OF3
monoklin
P21/c

 
 
 
Seidozerite
Na4MnZr2Ti(Si2O7)2O2F2
monoklin
P2/c

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Actuality: 20. May 2025 - 11:24:36

Varieties

Calcian Seidozerite

Other languages

German

Seidozerit

Spanish

Seidozerita

English

Seidozerite

French

Seidozerite

Russian

Сейдозерит

Traditional Chinese

氟鈉鈦鋯石

Simplified Chinese

氟钠钛锆石

Alternative Name

Seidoserite

CNMNC symbol

Symbol

Sdz

IDs

GUSID (Global unique identifier short form) 2P3spVpfzE-fsCWfpDb5nA
GUID (Global unique identifier) A5ECFDD8-5F5A-4FCC-9FB0-259FA436F99C
Database ID 3465