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Neyite

Pictures (2 Images total)

Neyit
Views (File:
1298832726
): 1572
Neyit
Bildbreite: 1 cm, Fundort: British Columbia Molybdenum Ltd. Mine, Patsy Creek, Kitsault, Alice Arm, Skeena Mining Division, British Columbia, Kanada
Copyright: Rob Woodside; Contribution: thdun5
Location: Kanada/British Columbia/Skeena Mining Division/Alice Arm/Kitsault/Patsy Creek/British Columbia Molybdenum Ltd. Mine
Mineral: Neyite
Image: 1298832726
Rating: 5 (votes: 1)
License: Usage for Mineralienatlas project only
Neyit

Bildbreite: 1 cm, Fundort: British Columbia Molybdenum Ltd. Mine, Patsy Creek, Kitsault, Alice Arm, Skeena Mining Division, British Columbia, Kanada
Copyright: Rob Woodside
Contribution: thdun5 2011-02-27
Locality: British Columbia Molybdenum Ltd. Mine / Patsy Creek / Kitsault / Alice Arm / Skeena Mining Division / British Columbia / Kanada
Neyit
Views (File:
1298832690
): 931
Neyit
Neyit auf Quarz, Größe: 6 x 4 cm, Fundort: British Columbia Molybdenum Ltd. Mine, Patsy Creek, Kitsault, Alice Arm, Skeena Mining Division, British Columbia, Kanada
Copyright: Rob Woodside; Contribution: thdun5
Location: Kanada/British Columbia/Skeena Mining Division/Alice Arm/Kitsault/Patsy Creek/British Columbia Molybdenum Ltd. Mine
Mineral: Neyite
Image: 1298832690
License: Usage for Mineralienatlas project only
Neyit

Neyit auf Quarz, Größe: 6 x 4 cm, Fundort: British Columbia Molybdenum Ltd. Mine, Patsy Creek, Kitsault, Alice Arm, Skeena Mining Division, British Columbia, Kanada
Copyright: Rob Woodside
Contribution: thdun5 2011-02-27
Locality: British Columbia Molybdenum Ltd. Mine / Patsy Creek / Kitsault / Alice Arm / Skeena Mining Division / British Columbia / Kanada

Collectors Summary

Color silbergrau, graublau-met.
Streak color grau
Lustre Metallglanz
Hardness (Mohs) 2.5
Fracture muschelig
Solubility +++ Königswasser, + HNO3, HCl
Crystal System monoklin, C2/m

Chemism

Chemical formula

Ag2Cu6Pb25Bi26S68

Chemical composition

Bismut, Blei, Kupfer, Silber, Schwefel

Unit weight: 13391.208172 u; Number of atoms in the formula: 127

Info

Empirical formula:

Ag2Cu6Pb25Bi26S68

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

16.28

68

53.54

32.0655000

2,180.4540000
Copper

Cu

2.85

6

4.72

63.5463000

381.2778000
Silver

Ag

1.61

2

1.57

107.8682200

215.7364400
Lead

Pb

38.68

25

19.69

207.2100000

5,180.2500000
Bismuth

Bi

40.58

26

20.47

208.9803820

5,433.4899320

Analysis wt%

Pb : 37.90, Ag : 1.58, Cu : 2.90, Bi : 40.40, S : 16.20 (Ref: Canadian Mineralogist 2001)

Strunz 9th edition incl. updates

2.JB.50

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfoarsenide, Sulfoantimonide, Sulfobismuthide)
J: Sulfosalze mit PbS als Vorbild
B: [Galenit]-Derivate mit [Blei] (Pb)
50:Neyit-Gruppe

Lapis Classification

II/E.32-010

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
E: Sulfosalze (S : As,Sb,Bi = x)
32: Blei-Sulfosalze mit Wismut (x= 6,0 - 1,6)

Classification by Hölzel

2.GD.700

2: SULFIDES
G: SnS Archetype
D:
7: with boxwork structure

Dana 8th edition

03.05.01.01

03: Sulfides - Sulfosalts
05: Sulfides - Sulfosalts where 2.5 < z/y < 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

silbergrau, graublau-met.

Streak color

grau

Change in color

weiß in reflektiertem Licht

Diaphaneity (Transparency)

opak

Lustre

Metallglanz

Pleochroism

moderat

Reflectivity: (Lambda nm) ↓, ↑, Ø

(400) 41.30, 44.50, 42.90
(420) 41.60, 44.80, 43.20
(440) 41.80, 45.00, 43.40
(460) 42.10, 45.20, 43.65
(480) 42.30, 45.30, 43.80
(500) 42.40, 45.00, 43.70
(520) 42.20, 45.10, 43.65
(540) 41.90, 44.80, 43.35
(560) 41.60, 44.50, 43.05
(580) 41.40, 44.40, 42.90
(600) 41.20, 44.50, 42.85
(620) 41.00, 44.60, 42.80
(640) 40.70, 44.60, 42.65
(660) 40.40, 44.50, 42.45
(680) 40.20, 44.30, 42.25
(700) 39.90, 44.10, 42.00
Reflection chart Neyite

Reflectivity Ø

43.04

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

37.527

Cell parameters b (Å)

4.071

Cell parameters c (Å)

43.701

Cell parameters a/b or c/a

9.218

Cell parameters c/b

10.735

Cell parameters α

90°

Cell parameters β

108.80

Cell parameters γ

90°

Z

2

Volume (ų)

6320.121

X-Ray Powder Diffraction

3.72(100),
3.51(100),
3.39(30),
3.24(30),
2.92(100),
2.27(50),
2.08(40),
2.04(60)
XRD chart Neyite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

2.5

VHN (Hardness Vickers)

53 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

7.037 (gemessen) 7.16 (berechnet)

7.036 ( ρ calc. Mineralienatlas )

Fracture

muschelig

Tenacity

sehr spröde

Instability

+++ Königswasser, + HNO3, HCl

(Co-)Type locality

(Co-)Type locality

Kanada/British Columbia/Skeena Mining Division/Alice Arm/Kitsault/Patsy Creek/British Columbia Molybdenum Ltd. Mine

Preface

Author (Name, Year)

Drummond & Trotter & Thompson & Gower, 1969

References

Canadian Mineralogist 39 (2001), 1365

Other languages

German

Neyit

Spanish

Neyita

French

Neyite

English

Neyite

Russian

Нейит

Alternative Name

Simplified Chinese

针硫铋铜铅矿

CNMNC (IMA)-Number

IMA 1968-017

CNMNC symbol

Symbol

Ney

Locations with GPS information

IDs

GUSID (Global unique identifier short form) tzdTAciUL0KVMNEw3gpdOg
GUID (Global unique identifier) 015337B7-94C8-422F-9530-D130DE0A5D3A
Database ID 2731