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Aluminotschermakite

Collectors Summary

Crystal System monoklin, C2/m

Chemism

Chem­ical formula

☐[Ca2][Mg3Al2][(OH)2|Al2Si6O22]

Chem­ical com­po­si­tion

Aluminium, Calcium, Magnesium, Silicium, Sauerstoff, Wasserstoff, Vakanz

Unit weight: 815.51352681 u; Number of atoms in the formula: 42

Info

Empirical formula:

Vc[Ca2][Mg3Al2][(OH)2Al2Si6O22]

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Vacancy

Vc

0.00

1

2.38

0.0000000

0.0000000

Hydrogen

H

0.25

2

4.76

1.0079470

2.0158940

Oxygen

O

47.09

24

57.14

15.9994300

383.9863200

Magnesium

Mg

8.94

3

7.14

24.3050600

72.9151800

Aluminium

Al

13.23

4

9.52

26.9815382

107.9261528

Silicon

Si

20.66

6

14.29

28.0855300

168.5131800

Calcium

Ca

9.83

2

4.76

40.0784000

80.1568000

Anal­y­sis wt%

SiO2 : 41.04, Al2O3 : 16.25, Fe2O3 : 10.91, FeO : 7.36, MgO : 9.63, CaO : 12.77, H2O : 2.05 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

9.DE.10

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
E: Ketten- und Bandsilikate mit 2-periodischen Doppelketten, Si4O11; Amphibol-Familie, Klinoamphibole
10:Amphibole: Ca

Lapis Clas­sifica­tion

VIII/F.10-072

VIII: SILIKATE
F: Ketten- und Bandsilikate
10: Zweierbänder [Si4O11] 6-; Amphibol-Gruppe; Ca2-Amphibole

Clas­sifica­tion by Hölzel

9.DH.540

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
H: Amphiboles; Calcic Amphiboles
5: Tschermakite-Group

Dana 8th edi­tion

66.01.03a.06a

66: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2
01: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2 with P=2 amphibole configuration
03a: Group 2, the calcic amphiboles

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Amphibole supergroup  ⇒ (OH,F,Cl)-dominant amphiboles  ⇒ Calcium amphiboles  ⇒ Tschermakite (Ts) amphiboles

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell param­e­ters α

90°

Cell param­e­ters γ

90°

Z

2

Preface

Author (Name, Year)

Leake, 1978

References

Canadian Mineralogist 35 (1997), 219

IMA group assignments

Other languages

German

Aluminotschermakit

Spanish

Aluminotschermakita

French

Aluminotschermakite

English

Aluminotschermakite

Alternative Name

English

Alumino-tschermakite

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

German pages

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

English pages

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

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Aluminotschermakit
Bosse - search for: Aluminotschermakit
Edelsteine Neuburg - Gundolf Fischer - search for: Aluminotschermakit

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