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Gagarinite-(Y)

Pictures (6 Images total)

roter Gagarinit-(Y)-Kristall in Kryolith
Views (Image: 1209492304): 1550
roter Gagarinit-(Y)-Kristall in Kryolith

Größe: 3 x 2.5 x 1.5 cm; Fundort: Katugin Ta-­Nb-Lagerstätte, Chitinskaya Oblast, Transbaikalia, östliches Sibirien, Russland

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2008-04-29
Locality: Katugin Ta-Nb-Lagerstätte (Katuginskoye) / Transbaikalien, Region (Zabaykalsky Krai) / Sibirien, Föderationskreis / Russland
Gagarinit-(Y)
Views (Image: 1243369675): 1228
Gagarinit-(Y)

Größe: 40x33x15 mm; Fundort: Katugin Ta-­Nb-Lagerstätte, Chitinskaya Oblast, Transbaikalia, östliches Sibirien, Russland

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-05-26
Locality: Katugin Ta-Nb-Lagerstätte (Katuginskoye) / Transbaikalien, Region (Zabaykalsky Krai) / Sibirien, Föderationskreis / Russland
Gagarinit-(Y) mit Monazit-(Ce)
Views (Image: 1511548776): 423
Gagarinit-(Y) mit Monazit-(Ce) (SNr: Gj-GagY-1-1-2)

Hexagonaler, prismatisch-pyramidaler, rosafarbener Gagarinit-(Y) mit tafligen orangefarbenen Monazit-(Ce)-Kristallen von Gjerdingen, Nordmarka, Norwegen. Bildbreite etwa 2,5 mm. Ex.coll Gunnar Raade.

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2017-11-24
Locality: Gjerdingen / Nordmarka / Lunner / Viken, Provinz / Norwegen
Gagarinit-(Y)
Views (Image: 1264069692): 1036
Gagarinit-(Y)

Größe: 30x20 mm; Fundort: Katugin Ta-­Nb-Lagerstätte, Chitinskaya Oblast, Transbaikalia, östliches Sibirien, Russland

Copyright: Paul Bongaerts
Contribution: slugslayer 2010-01-21
Locality: Katugin Ta-Nb-Lagerstätte (Katuginskoye) / Transbaikalien, Region (Zabaykalsky Krai) / Sibirien, Föderationskreis / Russland
Gagarinit-(Y) mit Monazit-(Ce)
Views (Image: 1511548598): 393
Gagarinit-(Y) mit Monazit-(Ce) (SNr: Gj-GagY-1-1-1)

Hexagonaler, prismatisch-pyramidaler, rosafarbener Gagarinit-(Y) mit tafligem orangefarbenem Monazit-(Ce) von Gjerdingen, Nordmarka, Norwegen. Bildbreite etwa 3 mm. Ex.coll Gunnar Raade.

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2017-11-24
Locality: Gjerdingen / Nordmarka / Lunner / Viken, Provinz / Norwegen
Gagarinit-(Y) mit Monazit-(Ce) und Hydrokenoralstonit
Views (Image: 1511886684): 218
Gagarinit-(Y) mit Monazit-(Ce) und Hydrokenoralstonit

Rosafarbener, prismatischer Gagarinit-(Y) zusammen mit orangem mit Monazit-(Ce) und weißem Hydrokenoralstonit von Gjerdingen, Nordmarka, Norwegen. Bildhöhe etwa 3 mm. Ex. Coll. Gunnar Raade.

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2017-11-28
Locality: Gjerdingen / Nordmarka / Lunner / Viken, Provinz / Norwegen

Collectors Summary

Color gelb, cremeweiß, hellbraun, rosa
Streak color weiß
Hardness (Mohs) 5
Solubility +++ H2O, Säuren
Crystal System hexagonal, P63/m

Chemism

Chem­ical formula

NaCaY(F,Cl)6

Chem­ical com­po­si­tion

Calcium, Chlor, Natrium, Yttrium, Fluor

Unit weight: 290.646636825 u; Number of atoms in the formula: 9

Info

Empirical formula:

NaCaY(F0.75Cl0.25)6

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Fluorine

F

29.41

4.5

50.00

18.9984033

85.4928146

Sodium

Na

7.91

1

11.11

22.9897702

22.9897702

Chlorine

Cl

18.30

1.5

16.67

35.4532000

53.1798000

Calcium

Ca

13.79

1

11.11

40.0784000

40.0784000

Yttrium

Y

30.59

1

11.11

88.9058520

88.9058520

Strunz 9th edi­tion incl. updates

3.AB.35

3: Halide (Fluoride, Chloride, Bromide, Iodide)
A: Einfache Halogenide ohne H2O
B: M:X = 1:2
35:Gagarinit-Gruppe

Lapis Clas­sifica­tion

III/A.08-040

III: HALOGENIDE (Fluoride, Chloride, Bromide, Jodide)
A: Einfache Halogenide
8: Wasserfrei, Metall : Halogen = 1:2, 1:3

Clas­sifica­tion by Hölzel

3.DA.340

3: HALIDES
D: Complex Halides
A: Without H2O and without Al

Dana 8th edi­tion

11.05.06.01

11: Halide Complexes; Alumino-fluorides
05: Halide Complexes; Alumino-fluorides where (A)m B (X)6

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

gelb, cremeweiß, hellbraun, rosa

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent

max. Birefrin­gence

0.020

Birefringence chart\! Gagarinite-(Y) title=Birefringence chart Gagarinite-(Y)

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

1.472

RI value γ / ε

1.492

Ri mean

1.479

2V angle

Uniaxial (+)

Crystallography

Crystal Sys­tem

hexagonal

Class (H-M)

6/m

Space Group number

176

Space Group

P63/m

Cell param­e­ters a (Å)

5.987

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

3.541

Cell param­e­ters a/b or c/a

0.591

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

120°

Z

1

Volumne (ų)

109.92

X-Ray Pow­der Diffrac­tion

5.217(100),
3.003(100),
2.936(100),
2.600(10),
2.293(20),
2.097(90),
1.963(10),
1.718(60)

XRD chart Gagarinite-(Y)

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)

5

VHN (Hard­ness Vick­ers)

370

Density (g/cm³)

4.21

4.39 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ H2O, Säuren

Preface

Author (Name, Year)

Stepanov & Severov, 1961

References

Handbook of Mineralogy (Anthony et al.), 3 (1997), 214

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Polezhaevaite-(Ce)

NaSrCeF6

hexagonal : 6/m : P63/m

3.AB.35

Gagarinite-(Ce)

NaCaCeF6

trigonal : 3 : P3

3.AB.35

Gagarinite-(Y)

NaCaY(F,Cl)6

hexagonal : 6/m : P63/m

3.AB.35

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Fluorite

CaF2

kubisch : m3m : Fm3m

III/A.08-010

Strontiofluorite

SrF2

kubisch : m3m : Fm3m

III/A.08-015

Frankdicksonite

BaF2

kubisch : m3m : Fm3m

III/A.08-020

Fluorocronite

PbF2

kubisch : m3m : Fm3m

III/A.08-022

Håleniusite-(La)

(La,Ce)OF

kubisch : m3m : Fm3m

III/A.08-025

Tveitite-(Y)

(Y,Na)6(Ca,Na,REE)12(Ca,Na)F42

trigonal : 3 : R3

III/A.08-030

Gagarinite-(Y)

NaCaY(F,Cl)6

hexagonal : 6/m : P63/m

III/A.08-040

Gagarinite-(Ce)

NaCaCeF6

trigonal : 3 : P3

III/A.08-045

Polezhaevaite-(Ce)

NaSrCeF6

hexagonal : 6/m : P63/m

III/A.08-047

Laurelite

Pb7F12Cl2

hexagonal : 3m : P6

III/A.08-050

Coccinite

Hg2+I2

tetragonal : 4/mmm : P42/nmc

III/A.08-060

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Tveitite-(Y)

(Y,Na)6(Ca,Na,REE)12(Ca,Na)F42

trigonal : 3 : R3

3.DA.300

Gagarinite-(Y)

NaCaY(F,Cl)6

hexagonal : 6/m : P63/m

3.DA.340

Polezhaevaite-(Ce)

NaSrCeF6

hexagonal : 6/m : P63/m

3.DA.345

'Kostinite'

Na0.83(Y,Na,Ca,Er,Dy,Yb)2F6

hexagonal : 6/m : P63/m

3.DA.350

Gagarinite-(Ce)

NaCaCeF6

trigonal : 3 : P3

3.DA.360

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Hieratite

K2SiF6

kubisch : m3m : Fm3m

11.05.01.01

Cryptohalite

(NH4)2SiF6

kubisch : m3m : Fm3m

11.05.01.02

Malladrite

Na2SiF6

trigonal : 32 : P321

11.05.02.01

Bararite

(NH4)2SiF6

trigonal : 3m : P3m1

11.05.02.02

Rinneite

K3NaFe2+Cl6

trigonal : 3m : R3c

11.05.03.01

Chlormanganokalite

K4MnCl6

hexagonal : 3m : R3c

11.05.04.01

Tachyhydrite

CaMg2Cl6·12H2O

trigonal : 3 : R3

11.05.05.01

Gagarinite-(Y)

NaCaY(F,Cl)6

hexagonal : 6/m : P63/m

11.05.06.01

Gagarinite-(Ce)

NaCaCeF6

trigonal : 3 : P3

11.05.07.01

Challacolloite

KPb2Cl5

monoklin : 2/m : P21/c

11.05.08.01

Other languages

German

Gagarinit-(Y)

Spanish

Gagarinita-(Y)

English

Gagarinite-(Y)

French

Gagarinite-(Y)

Russian

Гагаринит-(Y)

Alternative Name

Nakalifit

Nakalifita

Nakalifite

CNMNC symbol

Symbol

Gag-Y

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Gagarinit-(Y)
Google-Bilder-Suche - search for: Gagarinit-(Y)
Mineralogisch-Petrographisches-Institut Hamburg - search for: Gagarinit-(Y)

English pages

Mindat - search for: Gagarinite-(Y)
Webmineral - search for:Gagarinite-(Y)
Handbook-of-Mineralogy - search for: Gagarinite-(Y)
RRUFF - Raman, XRD and other mineral data - search for: Gagarinite-(Y)
RRUFF - References and PDF downloads - search for: Gagarinite-(Y)
American-Mineralogist-Crystal-Structure-Database - search for: Gagarinite-(Y)
Athena - search for: Gagarinite-(Y)
Strahlen.org - search for: Gagarinite-(Y)
Mineralienatls.de (Forum) - search for: Gagarinit-(Y)

Russian pages

Webmineral.ru - search for: Гагаринит-(Y)

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Gagarinit-(Y)
Crystal-Treasure.com - search for: Gagarinit-(Y)
Bosse - search for: Gagarinit-(Y)
Edelsteine Neuburg - Gundolf Fischer - search for: Gagarinit-(Y)

Locations with GPS information