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Peisleyite (Peisleyita)

Pictures (2 Images total)

Peisleyit
Views (File:
1585473183
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Peisleyit
weiße Masse von Peisleyit, Toms Phosphate Quarry, Kapunda, South Australia, Australien; BH ~ 1,5 cm
Copyright: Joy Desor; Contribution: openpit
Location: Australien/South Australia/Mt. Lofty Ranges/Kapunda/Tom's Phosphate Quarry
Mineral: Peisleyite
Image: 1585473183
License: Usage for Mineralienatlas project only
Peisleyit

weiße Masse von Peisleyit, Toms Phosphate Quarry, Kapunda, South Australia, Australien; BH 1,5 cm

Copyright: Joy Desor
Contribution: openpit 2020-03-29
Locality: Tom's Phosphate Quarry / Kapunda / Mt. Lofty Ranges / South Australia / Australien
Peisleyit
Views (File:
1702070396
): 13
Peisleyit
Weißer massiger Peisleyit (ohne Maßstab) von der Typlokalität Toms Phosphate Quarry, Kapunda, South Australia, Australien.
Copyright: Wikipedia-user: David Hospital; Contribution: oliverOliver
Location: Australien/South Australia/Mt. Lofty Ranges/Kapunda/Tom's Phosphate Quarry
Mineral: Peisleyite
Image: 1702070396
License: Creative Commons - Attribution-ShareAlike 4.0 International  (CC BY-SA) V.4.0
Peisleyit

Weißer massiger Peisleyit (ohne Maßstab) von der Typlokalität Toms Phosphate Quarry, Kapunda, South Australia, Australien.

Copyright: Wikipedia-user: David Hospital
Contribution: oliverOliver 2023-12-08
Locality: Tom's Phosphate Quarry / Kapunda / Mt. Lofty Ranges / South Australia / Australien

Collectors Summary

Color weiß
Streak color weiß
Lustre erdig
Hardness (Mohs) 3
Crystal System monoklin,

Chemism

Chemical formula

Na3Al16(SO4)2(PO4)10(OH)17·20H2O

Chemical composition

Aluminium, Natrium, Phosphor, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 2291.9470628 u; Number of atoms in the formula: 173

Info

Empirical formula:

Na3Al16(SO4)2(PO4)10(OH)17·20H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.51

57

32.95

1.0079470

57.4529790

Oxygen

O

59.34

85

49.13

15.9994300

1,359.9515500

Sodium

Na

3.01

3

1.73

22.9897702

68.9693106

Aluminium

Al

18.84

16

9.25

26.9815382

431.7046112

Phosphorus

P

13.51

10

5.78

30.9737612

309.7376120

Sulfur

S

2.80

2

1.16

32.0655000

64.1310000

Analysis wt%

SiO2 : 0.83, Al2O3 : 35.03, CaO : 0.71, Na2O : 3.83, SO3 : 7.33, P2O5 : 29.10, H2O : 22.54 (Ref: Mineralogical Magazine 82)

Strunz 9th edition incl. updates

8.DO.15

8: Phosphate, Arsenate, Vanadate
D: Phosphate, mit weiteren Anionen, mit H2O
O: Mit CO3, SO4, SiO4
15:Peisleyit-Gruppe

Lapis Classification

VII/D.46-010

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
D: Wasserhaltige Phosphate, mit fremden Anionen
46: Mittelgroße und sehr große Kationen: Al-Mg und Ca-Na-K

Classification by Hölzel

8.DI.450

8: PHOSPHATES ARSENATES VANADATES
D: Phosphates (+Anions +Water)
I: C large, V=1(2) - C small-medium, V=2,3,4
4: With other Anions

Dana 8th edition

43.05.15.01

43: Compound Phosphates, etc.
05: Compound Phosphates, etc. (Hydrated Compound Anions With Hydroxyl or Halogen)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

weiß

Streak color

weiß

Lustre

erdig

max. Birefringence

nicht wahrnehmbar

RI value α / ω / n

1.510

RI value β

1.510

RI value γ / ε

1.510

Ri mean

1.510

2V angle

Biaxial

Crystallography

Crystal System

monoklin

Cell parameters a (Å)

13.31

Cell parameters b (Å)

12.62

Cell parameters c (Å)

23.15

Cell parameters a/b or c/a

1.055

Cell parameters c/b

1.834

Cell parameters α

90°

Cell parameters β

110°

Cell parameters γ

90°

Z

2

Volume (ų)

3654.048

X-Ray Powder Diffraction

12.63(100),
10.85(10),
7.82(30),
7.59(30),
6.43(10),
5.41(30),
4.35(20),
4.11(10)

XRD chart Peisleyite

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

Physical Properties

Hardness (Mohs)

3

VHN (Hardness Vickers)

83 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.12 (gemesen) 2.11 (berechnet)

2.083 ( ρ calc. Mineralienatlas )

Tenacity

spröde

(Co-)Type locality

(Co-)Type locality

Australien/South Australia/Mt. Lofty Ranges/Kapunda/Tom's Phosphate Quarry

Type material

Museum Victoria, Melbourne, Australien

Collection number of type material

M35630

Preface

Associations

Wavellit

Author (Name, Year)

Pilkington & Segnit & Watts, 1982

References

Mineralogical Magazine 46 (1982), 449

Other languages

German

Peisleyit

Spanish

Peisleyita

English

Peisleyite

French

Peisleyite

Russian

Пейслейит

https://catalogmineralov.ru/mineral/peisleyite.html

CNMNC (IMA)-Number

IMA 1981-053

CNMNC symbol

Symbol

Pei

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 6-zqhkupWUG39x1qDzSTIg
GUID (Global unique identifier) 86EAECEB-A94B-4159-B7F7-1D6A0F349322
Database ID 2975