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Korzhinskite (Korzhinskit)

Additional Functions

Collectors Summary

Color farblos
Streak color weiß
Solubility +++ Säuren
Crystal System monoklin, P2/m

Chemism

Chem­ical formula

CaB2O4·0.5H2O

Chem­ical com­po­si­tion

Calcium, Bor, Sauerstoff, Wasserstoff

Unit weight: 134.707182 u; Number of atoms in the formula: 8.5

Info

Empirical formula:

CaB2O4·0.5H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.75

1

11.76

1.0079470

1.0079470

Boron

B

16.05

2

23.53

10.8117000

21.6234000

Oxygen

O

53.45

4.5

52.94

15.9994300

71.9974350

Calcium

Ca

29.75

1

11.76

40.0784000

40.0784000

Anal­y­sis wt%

B2O3 : 48.44, CaO : 39.02, H2O : 12.54 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

6.HA.30

6: Borate
H: Unklassifizierte Borate
A: Untergruppe nicht spezifiziert
30:Korzhinskit-Gruppe

Lapis Clas­sifica­tion

V/J.02-015

V: NITRATE, CARBONATE UND BORATE
J: Kettenborate [B2O4] 2- bis [B6O10] 2-

Clas­sifica­tion by Hölzel

6.DB.150

6: Borates
D: Tetraborates
B: Inotetraborates
1: Kernite-Group - 4(2P+2T)

Dana 8th edi­tion

26.07.01.01

26: Hydrated Borates Containing Hydroxyl or Halogen
07: Hydrated Borates Containing Hydroxyl or Halogen

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

farblos

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent

max. Birefrin­gence

0.030

Birefringence chart\! Korzhinskite title=Birefringence chart Korzhinskite

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

1.642

RI value β

1.647

RI value γ / ε

1.672

Ri mean

1.654

2V angle

Biaxial (+) 44°

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

10

Space Group

P2/m

Cell param­e­ters a (Å)

4.33

Cell param­e­ters b (Å)

6.47

Cell param­e­ters c (Å)

10.08

Cell param­e­ters a/b or c/a

0.669

Cell param­e­ters c/b

1.558

Cell param­e­ters α

90°

Cell param­e­ters β

85°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

281.318

X-Ray Pow­der Diffrac­tion

7.68(20),
6.16(20),
3.50(70),
3.43(70),
3.26(30),
3.00(50),
2.81(40),
2.02(100)

XRD chart Korzhinskite

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

Physical Properties

Density (g/cm³)

3.18 (berechnet)

3.18 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ Säuren

Preface

Author (Name, Year)

Malinko, 1963

References

Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 125 (1996) (4), 60

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

Korzhinskite

CaB2O4·0.5H2O

monoklin : 2/m : P2/m

6.HA.30

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

Santarosaite

CuB2O4

tetragonal : 42m : I42d

V/J.02-005

Calciborite

CaB2O4

orthorhombisch : mmm : Pccn

V/J.02-010

Korzhinskite

CaB2O4·0.5H2O

monoklin : 2/m : P2/m

V/J.02-015

Chelkarite

CaMgB2O4Cl2·7H2O

orthorhombisch : mmm : Pbca

V/J.02-020

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

Kernite

Na2B4O6(OH)2·3H2O

monoklin : 2/m : P21/c

6.DB.100

Korzhinskite

CaB2O4·0.5H2O

monoklin : 2/m : P2/m

6.DB.150

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

Korzhinskite

CaB2O4·0.5H2O

monoklin : 2/m : P2/m

26.07.01.01

Parasibirskite

Ca2[B2O5]·H2O

monoklin : 2/m : P21/m

26.07.01.02

Chelkarite

CaMgB2O4Cl2·7H2O

orthorhombisch : mmm : Pbca

26.07.02.01

Ekaterinite

Ca2B4O7(Cl,OH)2·2H2O

hexagonal : 6 : P6

26.07.03.01

Satimolite

KNa2(Al5Mg2)[B12O18(OH)12](OH)6Cl4·4H2O

trigonal : 3m : R3m

26.07.04.01

Braitschite-(Ce)

(Ca,Na2)7(Ce,La)2B22O43·7H2O

hexagonal : 6/m : P6/m

26.07.06.01

Wardsmithite

Ca5MgB24O42·30H2O

26.07.07.01

Studenitsite

NaCa2[B9O14(OH)4]·2H2O

monoklin : 2/m : P21/c

26.07.08.01

Other languages

German

Korzhinskit

Spanish

Korzhinskita

French

Korzhinskite

English

Korzhinskite

Russian

Коржинскит

Alternative Name

German

Korschinskit

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

German pages

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English pages

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Russian pages

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