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Marialite

Pictures (8 Images total)

säuliger violetter Marialith als Einkristall
Views (File:
1574933728
): 277
säuliger violetter Marialith als Einkristall
China/Yunnan, Provinz/Wenshan, autonomer Bezirk/Malipo, Kreis/Xinzhai Sn-Lagerstätte, BB = 21 mm
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A042190, Donator: Rudolf Berrenrath
Location: China/Yunnan, Provinz/Wenshan, autonomer Bezirk/Malipo, Kreis/Xinzhai Sn-Lagerstätte
Mineral: Marialite
Image: 1574933728
Rating: 9 (votes: 1)
License: Usage for Mineralienatlas project only
säuliger violetter Marialith als Einkristall (SNr: A042190)

China/Yunnan, Provinz/Wenshan, autonomer Bezirk/Malipo, Kreis/Xinzhai Sn-Lagerstätte, BB = 21 mm
Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2019-11-28
Locality: Xinzhai Sn-Lagerstätte / Malipo, Kreis / Wenshan, autonomer Bezirk / Yunnan, Provinz / China
Marialith
Views (File:
1273992721
): 2585
Marialith
Größe: 23 mm; Fundort: Marmorvorkommen von Morogoro, Uluguru-Berge, Region Morogoro, Tansania
Copyright: John Sobolewski; Contribution: slugslayer
Location: Tansania/Morogoro, Region/Uluguru-Gebirge/Morogoro/Marmorvorkommen
Mineral: Marialite
Image: 1273992721
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Marialith

Größe: 23 mm; Fundort: Marmorvorkommen von Morogoro, Uluguru-Berge, Region Morogoro, Tansania
Copyright: John Sobolewski
Contribution: slugslayer 2010-05-16
Locality: Marmorvorkommen / Morogoro / Uluguru-Gebirge / Morogoro, Region / Tansania
Marialith
Views (File:
1278152002
): 2028
Marialith
Kristallgröße: 0,6 mm, Fundort: Neuer Steinbruch, Ercolano, Monte Somma, Somma-Vesuv-Komplex, Neapel, Kampanien, Italien
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Italien/Kampanien (Campania), Region/Neapel, Provinz/Somma-Vesuv-Komplex/Monte Somma/Ercolano/Neuer Steinbruch
Mineral: Marialite
Image: 1278152002
Rating: 5.67 (votes: 3)
License: Usage for Mineralienatlas project only
Marialith

Kristallgröße: 0,6 mm, Fundort: Neuer Steinbruch, Ercolano, Monte Somma, Somma-Vesuv-Komplex, Neapel, Kampanien, Italien
Copyright: Luigi Chiappino
Contribution: thdun5 2010-07-03
Locality: Neuer Steinbruch / Ercolano / Monte Somma / Somma-Vesuv-Komplex / Neapel, Provinz / Kampanien (Campania), Region / Italien
Marialite
Views (File:
1275852422
): 2130
Marialite
Scapolite (var. Marialite) crystal, from Dhading District, Bagmati Zone, Nepal; Size 35 x 9 x 6 mm
Copyright: pegmatite; Contribution: pegmatite
Collection: pegmatite
Location: Nepal/Bagmati, Provinz/Dhading, Distrikt
Mineral: Marialite
Image: 1275852422
License: Usage for Mineralienatlas project only
Marialite

Scapolite (var. Marialite) crystal, from Dhading District, Bagmati Zone, Nepal; Size 35 x 9 x 6 mm
Collection: pegmatite
Copyright: pegmatite
Contribution: pegmatite 2010-06-06
Locality: Dhading, Distrikt / Bagmati, Provinz / Nepal
Marialite
Views (File:
1275852450
): 1586
Marialite
Scapolite (var. Marialite) crystal, from Dhading District, Bagmati Zone, Nepal; Size 37 x 8 x 5 mm
Copyright: pegmatite; Contribution: pegmatite
Collection: pegmatite
Location: Nepal/Bagmati, Provinz/Dhading, Distrikt
Mineral: Marialite
Image: 1275852450
License: Usage for Mineralienatlas project only
Marialite

Scapolite (var. Marialite) crystal, from Dhading District, Bagmati Zone, Nepal; Size 37 x 8 x 5 mm
Collection: pegmatite
Copyright: pegmatite
Contribution: pegmatite 2010-06-06
Locality: Dhading, Distrikt / Bagmati, Provinz / Nepal
Marialite
Views (File:
1275852468
): 1283
Marialite
Scapolite (var. Marialite) crystal, from Dhading District, Bagmati Zone, Nepal; Size 40 x 6 x 4 mm
Copyright: pegmatite; Contribution: pegmatite
Collection: pegmatite
Location: Nepal/Bagmati, Provinz/Dhading, Distrikt
Mineral: Marialite
Image: 1275852468
License: Usage for Mineralienatlas project only
Marialite

Scapolite (var. Marialite) crystal, from Dhading District, Bagmati Zone, Nepal; Size 40 x 6 x 4 mm
Collection: pegmatite
Copyright: pegmatite
Contribution: pegmatite 2010-06-06
Locality: Dhading, Distrikt / Bagmati, Provinz / Nepal

Collectors Summary

Color bläulich, bräunlich, farblos, violett, grünlich
Streak color weiß
Hardness (Mohs) 5.75
Solubility +++ HF, + konz. HCl, +- verdünnte HCl
Crystal System tetragonal, I4/m

Chemism

Chemical formula

Na4Al3Si9O24Cl

Chemical composition

Aluminium, Chlor, Natrium, Silicium, Sauerstoff

Unit weight: 845.1129854 u; Number of atoms in the formula: 41

Info

Empirical formula:

Na4Al3Si9O24Cl

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

45.44

24

58.54

15.9994300

383.9863200
Sodium

Na

10.88

4

9.76

22.9897702

91.9590808
Aluminium

Al

9.58

3

7.32

26.9815382

80.9446146
Silicon

Si

29.91

9

21.95

28.0855300

252.7697700
Chlorine

Cl

4.20

1

2.44

35.4532000

35.4532000

Analysis wt%

SiO2 : 57.89, Al2O3 : 21.62, CaO : 4.81, Na2O : 10.50, K2O : 1.16, H2O : 0.50, CO2 : 1.11, Cl : 2.96 (Ref: Journal of Petrology 60)

Strunz 9th edition incl. updates

9.FB.15

9: Silikate (Germanate)
F: Gerüstsilikate (Tektosilikate) ohne zeolithisches H2O
B: Gerüstsilikate (Tektosilicates) mit weiteren [Anionen]
15:

Lapis Classification

VIII/J.13-010

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
13: Mit tetraederfremden Anionen; Skapolith-Reihe

Classification by Hölzel

9.FG.100

9: SILICATES
F: Tektosilicates
G: Scapolite-Group

Dana 8th edition

76.03.01.01

76: Tektosilicates Tectosilicate Al-Si Framework
03: Tektosilicates Tectosilicate Al-Si Framework with other Be/Al/Si frameworks
01: Scapolite group

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

bläulich, bräunlich, farblos, violett, grünlich

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.007
Birefringence chart\! Marialite title=Birefringence chart Marialite

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

1.548

RI value γ / ε

1.541

Ri mean

1.546

2V angle

Uniaxial (-)

Optical Data Luminescence

Luminescence

fluoreszierend

Color LW-UV (365nm)

  

gelb

Color SW-UV (254nm)

  

orange

SW-UV Other Colors

    

orangerot, rot

Most Common Activator

Mn2+

Other Activators

S2-, Fe3+, Eu2+, O2-

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

tetragonal

Class (H-M)

4/m

Space Group number

87

Space Group

I4/m

Cell parameters a (Å)

12.075

Cell parameters b (Å)

-

Cell parameters c (Å)

7.516

Cell parameters a/b or c/a

0.622

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

2

Volumne (ų)

1095.875

X-Ray Powder Diffraction

8.53(30),
6.41(40),
6.03(30),
3.814(50),
3.460(100),
3.060(70),
3.015(40),
2.687(50)
XRD chart Marialite

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)

5.75

VHN (Hardness Vickers)

630 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.5 - 2.62 / Durchschnittlich = 2.56

2.561 ( ρ calc. Mineralienatlas )

Instability

+++ HF, + konz. HCl, +- verdünnte HCl

(Co-)Type locality

(Co-)Type locality

Italien/Kampanien (Campania), Region/Neapel, Provinz/Phlegräische Felder (Campi Flegrei)/Pianura

Preface

Author (Name, Year)

vom Rath, 1866

References

Handbook of Mineralogy (Anthony et al.), 2 (1995), 518

Other languages

Spanish

Marialita

English

Marialite

French

Marialite

German

Marialith

Russian

Мариалит

Traditional Chinese

鈉柱石

Simplified Chinese

钠柱石

Alternative Name

German

Dipyr

English

Dipyre

Marialit

Marialite (of von Roth)

German

Mariatit

Spanish

Mariatita

Mariatite

CNMNC symbol

Symbol

Mar

Locations with GPS information