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Nasonite (Nasonit)

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Nasonit
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1549121135
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Nasonit
Franklin Mine, Franklin, New Jersey, USA. BB: 2,5mm; Ex. R. Feigl Sammlung
Copyright: Mabu; Contribution: Mabu
Location: USA/New Jersey/Sussex Co./Franklin Mining District/Franklin/Franklin Mine
Mineral: Nasonite
Image: 1549121135
License: Usage for Mineralienatlas project only
Nasonit

Franklin Mine, Franklin, New Jersey, USA. BB: 2,5mm; Ex. R. Feigl Sammlung

Copyright: Mabu
Contribution: Mabu 2019-02-02
Locality: Franklin Mine / Franklin / Franklin Mining District / Sussex Co. / New Jersey / USA

Collectors Summary

Color weiß
Streak color weiß
Hardness (Mohs) 4
Solubility +++ HCl
Crystal System hexagonal, P63/m

Chemism

Chemical formula

Pb6Ca4Si6O21Cl2

Chemical composition

Blei, Calcium, Chlor, Silicium, Sauerstoff

Unit weight: 1978.98121 u; Number of atoms in the formula: 39

Info

Empirical formula:

Pb6Ca4Si6O21Cl2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

16.98

21

53.85

15.9994300

335.9880300

Silicon

Si

8.52

6

15.38

28.0855300

168.5131800

Chlorine

Cl

3.58

2

5.13

35.4532000

70.9064000

Calcium

Ca

8.10

4

10.26

40.0784000

160.3136000

Lead

Pb

62.82

6

15.38

207.2100000

1,243.2600000

Analysis wt%

CaO : 10.98, MnO : 2.37, PbO : 65.96, SiO2 : 18.32, Cl : 3.07 (Ref: American Mineralogist 51)

Strunz 9th edition incl. updates

9.BE.77

9: Silikate (Germanate)
B: Gruppensilikate (Sorosilikate)
E: Si2O7 Gruppen mit zusätzlichen Anionen; Kationen in oktahedraler [6] und größerer Koordination
77:Nasonit-Gruppe

Lapis Classification

VIII/C.19-010

VIII: SILIKATE
C: Gruppensilikate
19: Gruppensilikate [Si2O7] 6-, mit tetraederfremden Anionen (O,OH,F)

Classification by Hölzel

9.BL.100

9: SILICATES
B: Sorosilicates
L: Nasonite-Group

Dana 8th edition

56.02.11.01

56: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O
02: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O with cations in [4] and/or >[4] coordination

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

weiß

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.026

Birefringence chart\! Nasonite title=Birefringence chart Nasonite

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

1.945

RI value γ / ε

1.971

Ri mean

1.954

2V angle

Uniaxial (+)

Optical Data Luminescence

Color SW-UV (254nm)

 

gelb

SW-UV Intensity

schwach

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

hexagonal

Class (H-M)

6/m

Space Group number

176

Space Group

P63/m

Cell parameters a (Å)

10.08

Cell parameters b (Å)

-

Cell parameters c (Å)

13.27

Cell parameters a/b or c/a

1.316

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

2

Volumne (ų)

1167.677

X-Ray Powder Diffraction

3.27(100),
3.16(90),
2.88(60),
2.73(50),
2.61(90),
2.16(60),
1.98(50),
1.81(100)

XRD chart Nasonite

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)

4

VHN (Hardness Vickers)

190 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

5.42 - 5.5 / Durchschnittlich = 5.46

5.628 ( ρ calc. Mineralienatlas )

Instability

+++ HCl

Preface

Author (Name, Year)

Penfield & Warren, 1899

References

Handbook of Mineralogy (Anthony et al.), 2 (1995), 567

Other languages

German

Nasonit

Spanish

Nasonita

English

Nasonite

French

Nasonite

Russian

Назонит

Simplified Chinese

氯硅钙铅矿

CNMNC symbol

Symbol

Nso

Locations with GPS information