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Kurumsakite

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Kurumsakit
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Kurumsakit
gelber Kristallrasen von Kurumsakit, Kurumsak, Kara-Tau, Almaty, Kasachstan; BB ~ 1 mm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Kasachstan/Almaty oblysy/Kara-Tau/Kurumsak
Mineral: Kurumsakite
Image: 1583425738
License: Usage for Mineralienatlas project only
Kurumsakit

gelber Kristallrasen von Kurumsakit, Kurumsak, Kara-Tau, Almaty, Kasachstan; BB 1 mm
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-03-05
Locality: Kurumsak / Kara-Tau / Almaty oblysy / Kasachstan

Collectors Summary

Color grünlichgelb

Chemism

Chemical formula

(Zn,Ni,Cu)8Al8V2Si5O35·27H2O

Chemical composition

Aluminium, Kupfer, Nickel, Silicium, Zink, Sauerstoff, Vanadium, Wasserstoff

Unit weight: 2010.2231416 u; Number of atoms in the formula: 139

Info

Empirical formula:

(Zn0.6Ni0.3Cu0.1)8Al8V2Si5O35·27H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

2.71

54

38.85

1.0079470

54.4291380
Oxygen

O

49.35

62

44.60

15.9994300

991.9646600
Aluminium

Al

10.74

8

5.76

26.9815382

215.8523056
Silicon

Si

6.99

5

3.60

28.0855300

140.4276500
Vanadium

V

5.07

2

1.44

50.9415100

101.8830200
Nickel

Ni

7.01

2.4

1.73

58.6934200

140.8642080
Copper

Cu

2.53

0.8

0.58

63.5463000

50.8370400
Zinc

Zn

15.62

4.8

3.45

65.4094000

313.9651200

Analysis wt%

SiO2 : 13.82, V2O5 : 8.50, Al2O3 : 20.51, Fe2O3 : 2.15, NiO : 7.33, MgO : 0.92, ZnO : 17.55, CuO : 3.05, H2O : 23.25, CaO : 1.24, SO3 : 1.15 (Ref: Izv.Kazakh,54)

Strunz 9th edition incl. updates

9.EC.40

9: Silikate (Germanate)
E: Schichtsilikate (Phyllosilikate)
C: Schichtsilikate (Phyllosilikate) mit Glimmer Tafeln, zusammengesetzt aus tetrahedralen oder octahedralen Netzen
40:Montmorillonit-Gruppe

Lapis Classification

VIII/D.09-020

VIII: SILIKATE
D: Unklassifizierte Silikate
9: Vorwiegend kleine Kationen: Mg-Fe-Mn-Cu

Classification by Hölzel

9.AJ.290

9: SILICATES
A: Nesosilicates
J: Nesosilicates with other complex Anions
2: With ~[AsO3],~[AsO4]

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

grünlichgelb

max. Birefringence

0.007
Birefringence chart\! Kurumsakite title=Birefringence chart Kurumsakite

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

1.616

RI value β

1.617

RI value γ / ε

1.623

Ri mean

1.619

2V angle

Biaxial (+) 35°~

Crystallography

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

X-Ray Powder Diffraction

4.91(20),
3.91(70),
2.61(50),
2.42(10),
2.28(40),
1.99(10),
1.53(100),
1.42(20)
XRD chart Kurumsakite

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

Physical Properties

Density (g/cm³)

4.03 (gemessen)

(Co-)Type locality

(Co-)Type locality

Kasachstan/Almaty oblysy/Kara-Tau/Kurumsak

Preface

Author (Name, Year)

Ankinovich, 1954

References

American Mineralogist 42 (1957), 583

Other languages

German

Kurumsakit

Spanish

Kurumsakita

English

Kurumsakite

French

Kurumsakite

Russian

Курумсакит

https://catalogmineralov.ru/mineral/kurumsakite.html

CNMNC symbol

Symbol

Krm

IDs

GUSID (Global unique identifier short form) kDMeBS5kwEK7jtLgNpvN1Q
GUID (Global unique identifier) 051E3390-642E-42C0-BB8E-D2E0369BCDD5
Database ID 2092