'._('einklappen').'
 

Lonecreekite

Pictures (1 Images total)

Lonecreekit
Views (Image: 1604513153): 95
Lonecreekit

hellgelbe, pustelige Aggregate von Lonecreekit, Copiapó Province, Atacama, Chile; BB 1,5 mm

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-11-04
Locality: Copiapó, Provinz / Atacama, Region (III. Region) / Chile

Collectors Summary

Color farblos
Streak color weiß
Solubility +++ H2O
Crystal System kubisch, Pa3

Chemism

Chem­ical formula

(NH4)(Fe3+,Al)(SO4)2·12H2O

Chem­ical com­po­si­tion

Aluminium, Eisen, Sauerstoff, Schwefel, Stickstoff, Wasserstoff

Unit weight: 474.97812055 u; Number of atoms in the formula: 52

Info

Empirical formula:

(NH4)(Fe0.75Al0.25)(SO4)2·12H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

5.94

28

53.85

1.0079470

28.2225160

Nitrogen

N

2.95

1

1.92

14.0067200

14.0067200

Oxygen

O

67.37

20

38.46

15.9994300

319.9886000

Aluminium

Al

1.42

0.25

0.48

26.9815382

6.7453846

Sulfur

S

13.50

2

3.85

32.0655000

64.1310000

Iron

Fe

8.82

0.75

1.44

55.8452000

41.8839000

Strunz 9th edi­tion incl. updates

7.CC.20

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
C: Sulfate (Selenate, etc.) ohne weitere Anionen, mit H2O
C: Mit mittelgroßen und großen [Kationen]
20:Alaun-Gruppe

Lapis Clas­sifica­tion

VI/C.14-040

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
C: Wasserhaltige Sulfate, ohne fremde Anionen
14: Mittelgroße und sehr große Kationen

Clas­sifica­tion by Hölzel

7.CD.150

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
C: Sulfates (-Anions +Water)
D: Sulfates, C medium + large
1: Alum-Group

Dana 8th edi­tion

29.05.05.04

29: Hydrated Acid and Sulfates
05: Hydrated Acid and Sulfates where A B (XO4)2 · x(H2O)
05: Alum Group

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

farblos

Streak color

weiß

RI value α / ω / n

1.483

Ri mean

1.483

2V angle

Isotropisch

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3

Space Group number

205

Space Group

Pa3

Cell param­e­ters a (Å)

12.302

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

-

Cell param­e­ters a/b or c/a

1

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

1861.775

X-Ray Pow­der Diffrac­tion

7.12(70),
5.505(50),
5.027(20),
4.356(100),
4.107(60),
3.710(40),
3.289(60),
3.077(30)

XRD chart Lonecreekite

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

Physical Properties

Density (g/cm³)

1.693 (gemessen)

1.694 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ H2O

Preface

Author (Name, Year)

Martini, 1983

References

Annals Geological Survey of South Africa 17 (1983), 29

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Alum-(K)

KAl(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Lonecreekite

(NH4)(Fe3+,Al)(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Tschermigite

(NH4)Al(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Lanmuchangite

TlAl[SO4]2·12H2O

kubisch : m3 : Pa3

7.CC.20

Alum-(Na)

NaAl(SO4)2·12H2O

kubisch : m3 : Pa3

7.CC.20

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Alum-(Na)

NaAl(SO4)2·12H2O

kubisch : m3 : Pa3

VI/C.14-010

Alum-(K)

KAl(SO4)2·12H2O

kubisch : m3 : Pa3

VI/C.14-020

Tschermigite

(NH4)Al(SO4)2·12H2O

kubisch : m3 : Pa3

VI/C.14-030

Lonecreekite

(NH4)(Fe3+,Al)(SO4)2·12H2O

kubisch : m3 : Pa3

VI/C.14-040

Lanmuchangite

TlAl[SO4]2·12H2O

kubisch : m3 : Pa3

VI/C.14-045

Pertlikite

K2(Fe2+,Mg)2(Mg,Fe3+)4Fe3+2Al(SO4)12·18H2O

tetragonal : 4mm : I41cd

VI/C.14-048

Voltaite

K2Fe2+5Fe3+3Al(SO4)12·18H2O

kubisch : m3m : Fd3c

VI/C.14-050

Zincovoltaite

K2(Zn,Fe2+,Mn)5Fe33+Al(SO4)12·18H2O

kubisch : m3m : Fd3c

VI/C.14-060

Ammoniomagnesiovoltaite

(NH4)2Mg5Fe3+3Al(SO4)12·18H2O

kubisch : m3m : Fd3c

VI/C.14-070

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Alum-(Na)

NaAl(SO4)2·12H2O

kubisch : m3 : Pa3

7.CD.100

Alum-(K)

KAl(SO4)2·12H2O

kubisch : m3 : Pa3

7.CD.110

Tschermigite

(NH4)Al(SO4)2·12H2O

kubisch : m3 : Pa3

7.CD.120

Lanmuchangite

TlAl[SO4]2·12H2O

kubisch : m3 : Pa3

7.CD.130

Lonecreekite

(NH4)(Fe3+,Al)(SO4)2·12H2O

kubisch : m3 : Pa3

7.CD.150

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Krausite

KFe3+(SO4)2·H2O

monoklin : 2/m : P21/m

29.05.01.01

Goldichite

KFe3+(SO4)2·4H2O

monoklin : 2/m : P21/c

29.05.02.01

Tamarugite

NaAl(SO4)2·6H2O

monoklin : 2/m : P21/a

29.05.03.01

Amarillite

NaFe3+(SO4)2·6H2O

monoklin : 2/m : C2/c

29.05.03.02

Mendozite

NaAl(SO4)2·11H2O

monoklin : 2/m : C2/c

29.05.04.01

Alum-(K)

KAl(SO4)2·12H2O

kubisch : m3 : Pa3

29.05.05.01

Alum-(Na)

NaAl(SO4)2·12H2O

kubisch : m3 : Pa3

29.05.05.02

Tschermigite

(NH4)Al(SO4)2·12H2O

kubisch : m3 : Pa3

29.05.05.03

Lonecreekite

(NH4)(Fe3+,Al)(SO4)2·12H2O

kubisch : m3 : Pa3

29.05.05.04

Lanmuchangite

TlAl[SO4]2·12H2O

kubisch : m3 : Pa3

29.05.05.05

Other languages

German

Lonecreekit

Spanish

Lonecreekita

French

Lonecreekite

English

Lonecreekite

Simplified Chinese

铁铵矾

IMA Number

IMA 1982-063

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

German pages

DeWikiPedia - search for: Lonecreekit
Google-Bilder-Suche - search for: Lonecreekit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Lonecreekit

English pages

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

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Lonecreekit
Crystal-Treasure.com - search for: Lonecreekit
Bosse - search for: Lonecreekit

Locations with GPS information