https://www.mineralbox.biz
https://www.mineral-bosse.de
https://www.edelsteine-neuburg.de
https://www.mineraliengrosshandel.com
'._('einklappen').'
 

Arseniopleite (Arseniopleit)

Pictures (1 Images total)

braune Arseniopleit-Ader in Dolomit
Views (File:
1240083530
): 1872
braune Arseniopleit-Ader in Dolomit
Größe: 65x35 mm; Fundort: Sjö Mine, Grythyttan, Västmanland, Schweden
Copyright: Pavel M. Kartashov; Contribution: slugslayer
Location: Schweden/Örebro, Provinz/Hällefors/Grythyttan/Sjö Mine
Mineral: Arseniopleite
Image: 1240083530
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
braune Arseniopleit-Ader in Dolomit

Größe: 65x35 mm; Fundort: Sjö Mine, Grythyttan, Västmanland, Schweden

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-04-18
Locality: Sjö Mine / Grythyttan / Hällefors / Örebro, Provinz / Schweden

Collectors Summary

Hardness (Mohs) 3.5
Solubility +++ HCl
Crystal System monoklin, I2/a

Chemism

Chemical formula

NaCaMn2+(Mn2+,Mg)2(AsO4)3

Chemical composition

Arsen, Calcium, Magnesium, Mangan, Natrium, Sauerstoff

Unit weight: 629.32379095 u; Number of atoms in the formula: 20

Info

Empirical formula:

NaCaMn(Mn0.75Mg0.25)2(AsO4)3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

30.51

12

60.00

15.9994300

191.9931600

Sodium

Na

3.65

1

5.00

22.9897702

22.9897702

Magnesium

Mg

1.93

0.5

2.50

24.3050600

12.1525300

Calcium

Ca

6.37

1

5.00

40.0784000

40.0784000

Manganese

Mn

21.82

2.5

12.50

54.9380499

137.3451248

Arsenic

As

35.72

3

15.00

74.9216020

224.7648060

Analysis wt%

Fe2O3 : 0.50, MgO : 7.10, CaO : 7.40, MnO : 20.10, PbO : 8.70, P2O5 : 0.50, As2O5 : 50.60, Na2O : 5.00 (Ref: Mineralogical Magazine 87)

Strunz 9th edition incl. updates

8.AC.10

8: Phosphate, Arsenate, Vanadate
A: Phosphate, etc., ohne weitere Anionen, ohne H2O
C: Mit mittelgroßen und großen [Kationen]
10:Alluaudit-Gruppe

Lapis Classification

VII/A.06-110

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
A: Wasserfreie Phosphate [PO4] 3-, ohne fremde Anionen
6: Mittelgroße und große Kationen: Mg-Mn-Fe-Cu-Zn und Ca-Na; Alluaudit-Gruppe

Classification by Hölzel

8.AC.710

8: PHOSPHATES ARSENATES VANADATES
A: Phosphates (-anions -water)
C: Phosphates, C medium + large
7: Arseniopleite-Johillerte-Group

Dana 8th edition

38.02.02.02

38: Anhydrous Phosphates, etc
02: Anhydrous Phosphates, etc (A+ B++)5 (XO4)3
02: Alluaudite-Wyllieite Group (Alluaudite Subgroup)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Alluaudite supergroup  ⇒ Alluaudite group

Optical Properties

max. Birefringence

0.009

Birefringence chart\! Arseniopleite title=Birefringence chart Arseniopleite

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

1.794

RI value β

1.795

RI value γ / ε

1.803

Ri mean

1.797

2V angle

Biaxial (+) sm

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

I2/a

Cell parameters a (Å)

11.31

Cell parameters b (Å)

13.06

Cell parameters c (Å)

6.86

Cell parameters a/b or c/a

0.866

Cell parameters c/b

0.525

Cell parameters α

90°

Cell parameters β

99°..

Cell parameters γ

90°

Z

4

Volume (ų)

1000.806

X-Ray Powder Diffraction

6.52(40),
4.13(30),
3.27(40),
2.993(40),
2.825(100),
2.793(40),
2.676(60),
1.693(40)

XRD chart Arseniopleite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

3.5

VHN (Hardness Vickers)

130 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4.22 (gemessen)

4.176 ( ρ calc. Mineralienatlas )

Instability

+++ HCl

Preface

Author (Name, Year)

Igelström, 1888

References

Handbook of Mineralogy (Anthony et al.), 4 (2000), 28

IMA group assignments

Other languages

German

Arseniopleit

French

Arseniopleite

English

Arseniopleite

Spanish

Arseniopleíta

Russian

Арсениоплеит

CNMNC symbol

Symbol

Apl

Locations with GPS information

IDs

GUSID (Global unique identifier short form) EMxsgOBJGUC5S1UwPVv5ZA
GUID (Global unique identifier) 806CCC10-49E0-4019-B94B-55303D5BF964
Database ID 193