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Kuliokite-(Y) (Kuliokit-(Y))

Pictures (1 Images total)

Kuliokit-(Y)
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Kuliokit-(Y)
farblose, taflige Aggregate von Kuliokit-(Y), Ploskaya Mountain, Western Keivy Massiv, Kola, Russland; BB ~ 3 mm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Keivy-Massiv/Western Keivy Massif/Ploskaya
Mineral: Kuliokite-(Y)
Image: 1580834284
License: Usage for Mineralienatlas project only
Kuliokit-(Y)

farblose, taflige Aggregate von Kuliokit-(Y), Ploskaya Mountain, Western Keivy Massiv, Kola, Russland; BB 3 mm

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-02-04
Locality: Ploskaya / Western Keivy Massif / Keivy-Massiv / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Color farblos
Streak color weiß
Hardness (Mohs) 4.00 - 5.00
Crystal System triklin, P1

Chemism

Chemical formula

(Y,Yb)4Al(SiO4)2(OH)2F5

Chemical composition

Aluminium, Silicium, Ytterbium, Yttrium, Fluor, Sauerstoff, Wasserstoff

Unit weight: 779.91536445 u; Number of atoms in the formula: 24

Info

Empirical formula:

(Y0.75Yb0.25)4Al(SiO4)2(OH)2F5

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.26

2

8.33

1.0079470

2.0158940

Oxygen

O

20.51

10

41.67

15.9994300

159.9943000

Fluorine

F

12.18

5

20.83

18.9984033

94.9920163

Aluminium

Al

3.46

1

4.17

26.9815382

26.9815382

Silicon

Si

7.20

2

8.33

28.0855300

56.1710600

Yttrium

Y

34.20

3

12.50

88.9058520

266.7175560

Ytterbium

Yb

22.19

1

4.17

173.0430000

173.0430000

Strunz 9th edition incl. updates

9.AG.50

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
G: Insel(Neso)silikate mit zusätzlichem Anionen; Kationen in meist [6] und > [6] Koordination
50:

Lapis Classification

VIII/B.19-010

VIII: SILIKATE
B: Inselsilikate mit tetraederfremden Anionen
19: Kationen mit Koordinationszahlen zwischen [8] und [12]

Classification by Hölzel

9.AI.570

9: SILICATES
A: Nesosilicates
I: Nesosilicates with OH
5: With REE's

Dana 8th edition

78.07.08.01

78: Unclassified Silicate Minerals
07: Unclassified silicates wholly unclassified silicates

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos

Streak color

weiß

max. Birefringence

0.047

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

1.656

RI value β

1.700

RI value γ / ε

1.703

Ri mean

1.686

2V angle

Biaxial (-) 19°

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

1

Space Group

P1

Cell parameters a (Å)

8.606

Cell parameters b (Å)

8.672

Cell parameters c (Å)

4.317

Cell parameters a/b or c/a

0.992

Cell parameters c/b

0.498

Cell parameters α

102.78

Cell parameters β

97.93

Cell parameters γ

116.67

Z

1

Volumne (ų)

270.167

X-Ray Powder Diffraction

3.710(90),
3.490(90),
3.310(60),
2.793(100),
2.459(80),
2.144(70),
1.855(60),
1.702(80)

XRD chart Kuliokite-(Y)

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

4.00 - 5.00

VHN (Hardness Vickers)

280 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4.3 (gemessen)

4.793 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Voloshin & Pakhomovskiy & Tyusheva & Sokolova & Egorov-Tismenko, 1984

References

Mineralogicheskiy Zhurnal 8 (1984) (2), 94

Other languages

German

Kuliokit-(Y)

Spanish

Kuliokita-(Y)

English

Kuliokite-(Y)

French

Kuliokite-(Y)

Russian

Кулиокит-(Y)

CNMNC (IMA)-Number

IMA 1984-064

CNMNC symbol

Symbol

Klo-Y

Locations with GPS information