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Lawsonbauerite

Pictures (3 Images total)

Lawsonbauerit
Views (Image: 1274609625): 720
Lawsonbauerit

Bildbreite: 2,3 mm, Fundort: Sterling Mine, Franklin, New Jersey, USA

Copyright: Public Domain
Contribution: thdun5 2010-05-23
Locality: Sterling Mine / Sterling Hill / Ogdensburg / Franklin Mining District / Sussex Co. / New Jersey / USA
Lawsonbauerit
Views (Image: 1274606567): 421
Lawsonbauerit

Bildbreite: ca. 3 cm, Fundort: Sterling Mine, Franklin, New Jersey, USA

Copyright: Rob Lavinsky
Contribution: thdun5 2010-05-23
Locality: Sterling Mine / Sterling Hill / Ogdensburg / Franklin Mining District / Sussex Co. / New Jersey / USA
Lawsonbauerit
Views (Image: 1643392019): 42
Lawsonbauerit (SNr: 327)

Lawsonbauerit BB 12,2 mm USA/New Jersey/Sussex Co./Franklin Mining District/Ogdensburg/Sterling Hill/Sterling Mine

Collection: anatase2
Copyright: Hannes Osterhammer
Contribution: anatase2 2022-01-28
Locality: Sterling Mine / Sterling Hill / Ogdensburg / Franklin Mining District / Sussex Co. / New Jersey / USA

Collectors Summary

Color farblos, weiß
Streak color weiß
Hardness (Mohs) 4.5
Cleavages fehlt
Solubility +++ Säuren
Crystal System monoklin, P21/c

Chemism

Chem­ical formula

(Mn,Mg)9Zn4(SO4)2(OH)22·8H2O

Chem­ical com­po­si­tion

Magnesium, Mangan, Zink, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 1397.567147825 u; Number of atoms in the formula: 91

Info

Empirical formula:

(Mn0.75Mg0.25)9Zn4(SO4)2(OH)22·8H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.74

38

41.76

1.0079470

38.3019860

Oxygen

O

43.50

38

41.76

15.9994300

607.9783400

Magnesium

Mg

3.91

2.25

2.47

24.3050600

54.6863850

Sulfur

S

4.59

2

2.20

32.0655000

64.1310000

Manganese

Mn

26.53

6.75

7.42

54.9380499

370.8318368

Zinc

Zn

18.72

4

4.40

65.4094000

261.6376000

Strunz 9th edi­tion incl. updates

7.DD.40

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
D: Sulfate (Selenate, etc.) mit weitere Anionen, mit H2O
D: mit mittelgroßen Kationen; Lagen von kantenverknüpften Oktaedern
40:Torreyit-Gruppe

Lapis Clas­sifica­tion

VI/D.04-030

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
D: Wasserhaltige Sulfate, mit fremden Anionen
4: Mittelgroße Kationen

Clas­sifica­tion by Hölzel

7.DD.760

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
D: Sulfates (+Anions +Water)
D: Sulfate-Hydrotalcites

Dana 8th edi­tion

31.01.04.02

31: Hydrated Sulfates Containing Hydroxyl or Halogen
01: Hydrated Sulfates Containing Hydroxyl or Halogen where (A+ B++)m (XO4)p Zq·x(H2O), where m:p>6:1

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

farblos, weiß

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent bis durchscheinend

max. Birefrin­gence

0.021

Birefringence chart\! Lawsonbauerite title=Birefringence chart Lawsonbauerite

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

1.590

RI value β

1.608

RI value γ / ε

1.611

Ri mean

1.603

2V angle

Biaxial (-) 42°

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/c

Cell param­e­ters a (Å)

10.50

Cell param­e­ters b (Å)

9.64

Cell param­e­ters c (Å)

16.41

Cell param­e­ters a/b or c/a

1.089

Cell param­e­ters c/b

1.702

Cell param­e­ters α

90°

Cell param­e­ters β

95.22

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

1654.131

X-Ray Pow­der Diffrac­tion

10.5(100),
6.24(30),
5.24(60),
4.77(20),
3.90(50),
3.33(30),
2.772(40),
1.587(50)

XRD chart Lawsonbauerite

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)

4.5

Density (g/cm³)

2.87

2.806 ( ρ calc. Mineralienatlas )

Cleav­ages

fehlt

Insta­bil­ity

+++ Säuren

Preface

Name from

dem amerikanischen Mineralogen Lawson H. Bauer

Author (Name, Year)

Dunn & Peacor & Sturman, 1979

References

American Mineralogist 64 (1979), 949

Other languages

German

Lawsonbauerit

Spanish

Lawsonbauerita

French

Lawsonbauerite

English

Lawsonbauerite

Russian

Лоусонбауерит

CNMNC (IMA)-Number

IMA 1979-004

CNMNC symbol

Symbol

Lwb

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Лоусонбауерит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Lawsonbauerit
Crystal-Treasure.com - search for: Lawsonbauerit
Bosse - search for: Lawsonbauerit
Edelsteine Neuburg - Gundolf Fischer - search for: Lawsonbauerit

Locations with GPS information