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Jasmundite

Pictures (3 Images total)

Jasmundit
Views (File:
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Jasmundit
Bildbreite: 3 mm; Fundort Stbr. Caspar, Ettringer Bellerberg, Ettringen, Mayen, Eifel
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mayen/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar)
Mineral: Jasmundite
Image: 1174919228
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Jasmundit

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

Copyright: Stephan Wolfsried
Contribution: Hg 2007-03-26
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Mayen / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland
Jasmundit
Views (File:
1185115815
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Jasmundit
Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Mayen, Eifel
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mayen/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar)
Mineral: Jasmundite
Image: 1185115815
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Jasmundit

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

Copyright: Stephan Wolfsried
Contribution: Hg 2007-07-22
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Mayen / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland
Jasmundit
Views (File:
1416944960
): 846
Jasmundit
Körnige blaßbläuliche Einschlüsse, BB = 3mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Rheinland-Pfalz, Deutschland.
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A000939, Donator: Willi Schüller
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mayen/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar)
Mineral: Jasmundite
Image: 1416944960
License: Usage for Mineralienatlas project only
Jasmundit (SNr: A000939)

Körnige blaßbläuliche Einschlüsse, BB = 3mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Rheinland-Pfalz, Deutschland.

Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2014-11-25
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Mayen / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland

Collectors Summary

Color bräunlich grün, grünlich braun, dunkelbraun
Streak color weiß
Hardness (Mohs) 5
Solubility +++ HCl
Crystal System tetragonal, I4m2

Chemism

Chem­ical formula

Ca11(SiO4)4O2S

Chem­ical com­po­si­tion

Calcium, Silicium, Sauerstoff, Schwefel

Unit weight: 873.25976 u; Number of atoms in the formula: 34

Info

Empirical formula:

Ca11(SiO4)4O2S

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

32.98

18

52.94

15.9994300

287.9897400

Silicon

Si

12.86

4

11.76

28.0855300

112.3421200

Sulfur

S

3.67

1

2.94

32.0655000

32.0655000

Calcium

Ca

50.48

11

32.35

40.0784000

440.8624000

Strunz 9th edi­tion incl. updates

9.AG.70

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

Lapis Clas­sifica­tion

VIII/B.05-010

VIII: SILIKATE
B: Inselsilikate mit tetraederfremden Anionen
5: Kationen in tetraedrischer oder oktaedrischer Koordination [4/6]

Clas­sifica­tion by Hölzel

9.AJ.500

9: SILICATES
A: Nesosilicates
J: Nesosilicates with other complex Anions
5: C large

Dana 8th edi­tion

52.04.07.04

52: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O
04: Nesosilicates Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or > [6] coordination
07: Afwillite and related species

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bräunlich grün, grünlich braun, dunkelbraun

Streak color

weiß

max. Birefrin­gence

0.013

Birefringence chart\! Jasmundite title=Birefringence chart Jasmundite

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

1.715

RI value γ / ε

1.728

Ri mean

1.719

2V angle

Uniaxial (+)

Crystallography

Crystal Sys­tem

tetragonal

Class (H-M)

42m

Space Group number

119

Space Group

I4m2

Cell param­e­ters a (Å)

10.461

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

8.813

Cell param­e­ters a/b or c/a

0.842

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

964.429

X-Ray Pow­der Diffrac­tion

3.242(40),
2.832(100),
2.756(20),
2.615(30),
1.920(20),
1.849(30),
1.705(20),
1.549(20)

XRD chart Jasmundite

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)

3.03

3.007 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ HCl

Preface

Author (Name, Year)

Hentschel & Dent Glasser & Lee, 1983

References

Neues Jahrbuch für Mineralogie, Monatshefte (1983), 337

Other languages

German

Jasmundit

Spanish

Jasmundita

French

Jasmundite

English

Jasmundite

Russian

Джасмундит

Russian

Ясмундит

CNMNC (IMA)-Number

IMA 1981-047

CNMNC symbol

Symbol

Jas

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

German pages

DeWikiPedia - search for: Jasmundit
Google-Bilder-Suche - search for: Jasmundit
Mineralienatlas.de (Forum) - search for: Jasmundit

English pages

Mindat - search for: Jasmundite
Webmineral - search for:Jasmundite
Handbook-of-Mineralogy - search for: Jasmundite
RRUFF - Raman, XRD and other mineral data - search for: Jasmundite
RRUFF - References and PDF downloads - search for: Jasmundite
American-Mineralogist-Crystal-Structure-Database - search for: Jasmundite
Strahlen.org - search for: Jasmundite

Russian pages

Webmineral.ru - search for: Джасмундит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Jasmundit
Crystal-Treasure.com - search for: Jasmundit
Bosse - search for: Jasmundit
Edelsteine Neuburg - Gundolf Fischer - search for: Jasmundit
Geolitho marketplace, by and for collectors - search for: Jasmundit

Locations with GPS information