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Kushiroite

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Kushiroit
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Kushiroit
braune Kristalle von Kushiroit, Durham Range, Reno Junction, Wright, Campbell Co., Wyoming, USA; BB < 5 mm, analysiert
Copyright: mintreasure.com; Contribution: openpit
Location: USA/Wyoming/Campbell Co./Reno Junction/Durham Ranch
Mineral: Kushiroite
Image: 1658435180
License: Usage for Mineralienatlas project only
Kushiroit

braune Kristalle von Kushiroit, Durham Range, Reno Junction, Wright, Campbell Co., Wyoming, USA; BB < 5 mm, analysiert
Copyright: mintreasure.com
Contribution: openpit 2022-07-21
Locality: Durham Ranch / Reno Junction / Campbell Co. / Wyoming / USA

Collectors Summary

Crystal System monoklin, C2/c

Chemism

Chemical formula

CaAl2SiO6

Additional chem. information

Pyroxen-Gruppe

Chemical composition

Aluminium, Calcium, Silicium, Sauerstoff

Unit weight: 218.1235864 u; Number of atoms in the formula: 10

Info

Empirical formula:

CaAl2SiO6

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

44.01

6

60.00

15.9994300

95.9965800
Aluminium

Al

24.74

2

20.00

26.9815382

53.9630764
Silicon

Si

12.88

1

10.00

28.0855300

28.0855300
Calcium

Ca

18.37

1

10.00

40.0784000

40.0784000

Analysis wt%

SiO2 : 29.28, TiO2 : 0.10, Al2O3 : 41.41, FeO : 1.11, MgO : 1.71, CaO : 25.53 (Ref: American Mineralogist 2009)

Strunz 9th edition incl. updates

9.DA.15

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
A: Ketten- und Bandsilikate mit 2 periodischen Ketten SiO6; Pyroxen-Familie
15:Ca Klinopyroxene; Diopsid-Gruppe

Lapis Classification

VIII/F.01-105

VIII: SILIKATE
F: Ketten- und Bandsilikate
1: Zweierketten [Si2O6] 4-; Pyroxen-Gruppe; Klinopyroxene

Classification by Hölzel

9.DB.250

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
B: Diopside-Group

IMA status

Anerkannt: Neue Mineralien - IMA WEB-Seite, Januar 2009.

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Pyroxene group  ⇒ Clinopyroxene group

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell parameters a (Å)

9.609

Cell parameters b (Å)

8.652

Cell parameters c (Å)

5.274

Cell parameters a/b or c/a

1.111

Cell parameters c/b

0.610

Cell parameters α

90°

Cell parameters β

106.10

Cell parameters γ

90°

Z

4

Volume (ų)

421.268

X-Ray Powder Diffraction

2.940(100), 2.904(36), 2.863(45), 2.535(38), 2.509(28), 2.478(48), 1.991(35), 1.382(32)
XRD chart Kushiroite

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

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

3.439 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Antarktika/Ostantarktis/Viktorialand/Allan Hills/Allan Hills (ALH85085) Meteorit

Preface

Author (Name, Year)

Makoto Kimura, 2008

References

Anerkannt: Neue Mineralien - IMA WEB-Seite, Januar 2009.

IMA group assignments

Other languages

German

Kushiroit

Spanish

Kushiroita

English

Kushiroite

CNMNC (IMA)-Number

IMA 2008-059

CNMNC symbol

Symbol

Ks

Locations with GPS information

IDs

GUSID (Global unique identifier short form) jyHiRU8Qz02fuwsAdz033w
GUID (Global unique identifier) 45E2218F-104F-4DCF-9FBB-0B00773D37DF
Database ID 5145