https://www.mineral-bosse.de
https://www.mineralbox.biz
https://www.edelsteine-neuburg.de
https://www.mineraliengrosshandel.com
'._('einklappen').'
 

Quadridavyne

Pictures (3 Images total)

Quadridavyn
Views (File:
1166972123
): 1473
Quadridavyn
Bildbreite: 1,5 mm; Fundort Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mayen/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar)
Mineral: Quadridavyne
Image: 1166972123
Rating: 9 (votes: 2)
License: Usage for Mineralienatlas project only
Quadridavyn

Bildbreite: 1,5 mm; Fundort Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel

Copyright: Stephan Wolfsried
Contribution: Hg 2006-12-24
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Mayen / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland
Quadridavyn
Views (File:
1254743630
): 1360
Quadridavyn
Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mayen/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar)
Mineral: Quadridavyne
Image: 1254743630
Rating: 9 (votes: 1)
License: Usage for Mineralienatlas project only
Quadridavyn

Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland

Copyright: Stephan Wolfsried
Contribution: Hg 2009-10-05
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Mayen / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland
Quadridavyn
Views (File:
1417017455
): 713
Quadridavyn
Hexagonaler prismatischer farbloser Kristall, BB = 4,5 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Rheinland-Pfalz, Deutschland.
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A009330, Donator: Manfred Seitz
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mayen/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar)
Mineral: Quadridavyne
Image: 1417017455
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Quadridavyn (SNr: A009330)

Hexagonaler prismatischer farbloser Kristall, BB = 4,5 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Rheinland-Pfalz, Deutschland.

Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2014-11-26
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Mayen / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland

Collectors Summary

Color farblos
Streak color weiß
Hardness (Mohs) 5
Cleavages vollkommen {001} und deutlich {110}
Fracture nicht genannt
Crystal System hexagonal, P63/m

Chemism

Chemical formula

(Na,K)6Ca2(Cl4)(Al6Si6O24)

Chemical composition

Aluminium, Calcium, Chlor, Natrium, Silicium, Kalium, Sauerstoff

Unit weight: 1098.4597601 u; Number of atoms in the formula: 48

Info

Empirical formula:

(Na0.75K0.25)6Ca2(Cl4)(Al6Si6O24)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

34.96

24

50.00

15.9994300

383.9863200

Sodium

Na

9.42

4.5

9.38

22.9897702

103.4539659

Aluminium

Al

14.74

6

12.50

26.9815382

161.8892292

Silicon

Si

15.34

6

12.50

28.0855300

168.5131800

Chlorine

Cl

12.91

4

8.33

35.4532000

141.8128000

Potassium

K

5.34

1.5

3.13

39.0983100

58.6474650

Calcium

Ca

7.30

2

4.17

40.0784000

80.1568000

Analysis wt%

Ø SiO2 : 33.09, Al2O3 : 27.62, CaO : 11.35, Na2O : 11.21, K2O : 5.93, SO3 : 1.08, Cl : 12.13 (Ref: European Journal of Mineralogy 94)

Strunz 9th edition incl. updates

9.FB.05

9: Silikate (Germanate)
F: Gerüstsilikate (Tektosilikate) ohne zeolithisches H2O
B: Gerüstsilikate (Tektosilicates) mit weiteren [Anionen]
05:Cancrinit-Gruppe

Lapis Classification

VIII/J.09-025

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
9: Mit tetraederfremden Anionen; Cancrinit-Gruppe

Classification by Hölzel

9.FE.360

9: SILICATES
F: Tektosilicates
E: Hexagonal or trigonal with other Anions
3: Microsommite-Group - hexagonal, axis for a~~23A and c~~5A

Dana 8th edition

76.02.05.12

76: Tektosilicates Tectosilicate Al-Si Framework
02: Tektosilicates Tectosilicate Al-Si Framework Feldspathoids and related species
05: Cancrinite group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Cancrinit–Sodalit supergroup  ⇒ Cancrinite Group  ⇒ Davyne Subgroup

Optical Properties

Color

farblos

Streak color

weiß

Diaphaneity (Transparency)

transparent

max. Birefringence

0.003

Birefringence chart\! Quadridavyne title=Birefringence chart Quadridavyne

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

1.529

RI value γ / ε

1.532

Ri mean

1.530

2V angle

Uniaxial (+)

Crystallography

Crystal System

hexagonal

Class (H-M)

6/m

Space Group number

176

Space Group

P63/m

Cell parameters a (Å)

25.771

Cell parameters b (Å)

-

Cell parameters c (Å)

5.371

Cell parameters a/b or c/a

0.208

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

4

Volumne (ų)

3089.216

X-Ray Powder Diffraction

4.85(80),
3.71(100),
3.31(100),
2.788(80),
2.677(50),
2.474(50),
2.147(50),
1.804(50)

XRD chart Quadridavyne

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)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.335

2.362 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {001} und deutlich {110}

Fracture

nicht genannt

Tenacity

spröde

Preface

Author (Name, Year)

Merlino & Bonaccorsi & Pasero, 1992

References

European Journal of Mineralogy 6 (1994), 481

IMA group assignments



 
 
 
 
 
 

 
 
 
 
(Na,K)6Ca2(Si6Al6O24)Cl2(CO3)
hexagonal
P63

 
 
 
 
[(Na,K)6(SO4)0.5Cl][Ca2Cl2][(Si6Al6O24)]
hexagonal
P63

 
 
 
 
(Na,Ca,K)7-8(Si,Al)12O24(Cl,SO4,CO3)2-3
hexagonal
P63

 
 
 
 
(Na,K)6Ca2(Cl4)(Al6Si6O24)
hexagonal
P63/m

Refresh list

Actuality: 20. Sep 2022 - 15:55:36

Other languages

Spanish

Cuadridavyna

German

Quadridavyn

English

Quadridavyne

French

Quadridavyne

Russian

Квадридавин

CNMNC (IMA)-Number

IMA 1990-054

CNMNC symbol

Symbol

Qdv

Locations with GPS information