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Yeatmanite (Yeatmanit)

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Yeatmanit
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Yeatmanit
Dunkelbraune Aggregate. Sterling Mine, Odgensburg, Franklin, New Jersey, USA. BB: 2,5mm; Ex. R. Feigl Sammlung
Copyright: Mabu; Contribution: Mabu
Location: USA/New Jersey/Sussex County/Franklin Mining District/Ogdensburg/Sterling Hill/Sterling Mine
Mineral: Yeatmanite
Image: 1549122486
License: Usage for Mineralienatlas project only
Yeatmanit

Dunkelbraune Aggregate. Sterling Mine, Odgensburg, Franklin, New Jersey, USA. BB: 2,5mm; Ex. R. Feigl Sammlung
Copyright: Mabu
Contribution: Mabu 2019-02-02
Locality: Sterling Mine / Sterling Hill / Ogdensburg / Franklin Mining District / Sussex County / New Jersey / USA

Collectors Summary

Color Clove braun
Streak color blass braun
Hardness (Mohs) 4
Solubility +++ verdünnte HCl
Crystal System triklin, P1

Chemism

Chemical formula

Mn92+Zn6Sb25+Si4O28

Chemical composition

Antimon, Mangan, Silicium, Zink, Sauerstoff

Unit weight: 1690.7452091 u; Number of atoms in the formula: 49

Info

Empirical formula:

Mn9Zn6Sb2Si4O28

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

26.50

28

57.14

15.9994300

447.9840400
Silicon

Si

6.64

4

8.16

28.0855300

112.3421200
Manganese

Mn

29.24

9

18.37

54.9380499

494.4424491
Zinc

Zn

23.21

6

12.24

65.4094000

392.4564000
Antimony

Sb

14.40

2

4.08

121.7601000

243.5202000

Analysis wt%

SiO2 : 14.70, Sb2O5 : 18.90, MnO : 37.80, ZnO : 29.10, FeO : 1.00 (Ref: American Mineralogist 80)

Strunz 9th edition incl. updates

9.AE.45

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
E: Insel(Neso)silikate mit zusätzlichem (O,OH,F,H2O); Kationen in tetrahedralrt [4] und meist größerer Koordination
45:Yeatmanit-Gruppe

Lapis Classification

VIII/B.09-020

VIII: SILIKATE
B: Inselsilikate mit tetraederfremden Anionen

Classification by Hölzel

9.AG.640

9: SILICATES
A: Nesosilicates
G: Nesosilicates with Cation: O
6: With As,Sb,Bi Langbanite-Katoptrite-Group

Dana 8th edition

44.03.06.01

44: Antimonates
03: Antimonates with miscellaneous formulae

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

Clove braun

Streak color

blass braun

max. Birefringence

0.041
Birefringence chart\! Yeatmanite title=Birefringence chart Yeatmanite

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

1.864

RI value β

1.895

RI value γ / ε

1.905

Ri mean

1.888

2V angle

Biaxial (-) 52° (gemessen) 50° (berechnet)

Orientation

X ⊥ {100} Spaltbarkeit

Dispersion

r > v, ausgeprägt

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

2

Space Group

P1

Cell parameters a (Å)

5.443

Cell parameters b (Å)

11.683

Cell parameters c (Å)

9.134

Cell parameters a/b or c/a

0.466

Cell parameters c/b

0.782

Cell parameters α

92.17

Cell parameters β

101.18

Cell parameters γ

76.33

Z

1

Volume (ų)

553.653

X-Ray Powder Diffraction

2.969(100),
2.782(60),
2.587(60),
2.547(40),
2.474(60),
2.146(40),
1.916(40),
1.605(60)
XRD chart Yeatmanite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

4

VHN (Hardness Vickers)

190 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4.91 - 5.02 / Durchschnittlich = 4.96

5.071 ( ρ calc. Mineralienatlas )

Instability

+++ verdünnte HCl

(Co-)Type locality

(Co-)Type locality

USA/New Jersey/Sussex County/Franklin Mining District/Franklin/Franklin Mine/Buckwheat Pit (Southwest Opening, Buckwheat Mine)

Preface

Author (Name, Year)

Palache & Bauer & Berman, 1938

References

American Mineralogist 65 (1980), 196

YEATMANITE AND MAGNUSSONITE FROM THE GARPENBERG NORRA MINE, BERGSLAGEN ORE PROVINCE, SWEDEN - The Canadian Mineralogist Vol. 41, pp. 201-206 (2003)

Other languages

German

Yeatmanit

Spanish

Yeatmanita

English

Yeatmanite

French

Yeatmanite

Russian

Иетманит

CNMNC symbol

Symbol

Ytm

Locations with GPS information

IDs

GUSID (Global unique identifier short form) _4AbFio2M0Cxsz5W9dx8Uw
GUID (Global unique identifier) 161B80FF-362A-4033-B1B3-3E56F5DC7C53
Database ID 4228