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Charmarite-3T

Pictures (4 Images total)

Charmarit-3T
Views (File:
1401102814
): 879
Charmarit-3T
Bildbreite: 1,5 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Kanada/Québec, Provinz/Montérégie, Region/La Vallée-du-Richelieu RCM/Mont Saint-Hilaire/Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry)
Mineral: Charmarite-3T
Image: 1401102814
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Charmarit-3T

Bildbreite: 1,5 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada

Copyright: Stephan Wolfsried
Contribution: Hg 2014-05-26
Locality: Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry) / Mont Saint-Hilaire / La Vallée-du-Richelieu RCM / Montérégie, Region / Québec, Provinz / Kanada
Charmarit-3T
Views (File:
1262695995
): 849
Charmarit-3T
Bildbreite: 2 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Kanada/Québec, Provinz/Montérégie, Region/La Vallée-du-Richelieu RCM/Mont Saint-Hilaire/Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry)
Mineral: Charmarite-3T
Image: 1262695995
Rating: 6.5 (votes: 2)
License: Usage for Mineralienatlas project only
Charmarit-3T

Bildbreite: 2 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada

Copyright: Stephan Wolfsried
Contribution: Hg 2010-01-05
Locality: Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry) / Mont Saint-Hilaire / La Vallée-du-Richelieu RCM / Montérégie, Region / Québec, Provinz / Kanada
Charmarit-3T
Views (File:
1262695912
): 725
Charmarit-3T
Bildbreite: 1,5 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Kanada/Québec, Provinz/Montérégie, Region/La Vallée-du-Richelieu RCM/Mont Saint-Hilaire/Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry)
Mineral: Charmarite-3T
Image: 1262695912
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Charmarit-3T

Bildbreite: 1,5 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada

Copyright: Stephan Wolfsried
Contribution: Hg 2010-01-05
Locality: Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry) / Mont Saint-Hilaire / La Vallée-du-Richelieu RCM / Montérégie, Region / Québec, Provinz / Kanada
Charmarit-3T
Views (File:
1262695870
): 572
Charmarit-3T
Bildbreite: 1,5 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Kanada/Québec, Provinz/Montérégie, Region/La Vallée-du-Richelieu RCM/Mont Saint-Hilaire/Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry)
Mineral: Charmarite-3T
Image: 1262695870
License: Usage for Mineralienatlas project only
Charmarit-3T

Bildbreite: 1,5 mm; Fundort: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville Co., Québec, Kanada

Copyright: Stephan Wolfsried
Contribution: Hg 2010-01-05
Locality: Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry) / Mont Saint-Hilaire / La Vallée-du-Richelieu RCM / Montérégie, Region / Québec, Provinz / Kanada

Collectors Summary

Color orangebraun, blassbraun
Streak color weiß
Lustre Glasglanz
Hardness (Mohs) 2
Cleavages vollkommen {001}
Fracture uneben
Solubility +++ HCl, HNO3, H2SO4 1:1
Crystal System trigonal, P3112, P3222

Additional information / Summary

Es gibt zwei Polytypen von Charmarit

Chemism

Chemical formula

Mn42+Al2[(OH)12|CO3]·3H2O

Chemical composition

Aluminium, Mangan, Kohlenstoff, Sauerstoff, Wasserstoff

Unit weight: 591.858842 u; Number of atoms in the formula: 43

Info

Empirical formula:

Mn4Al2[(OH)12CO3]·3H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

3.07

18

41.86

1.0079470

18.1430460

Carbon

C

2.03

1

2.33

12.0107800

12.0107800

Oxygen

O

48.66

18

41.86

15.9994300

287.9897400

Aluminium

Al

9.12

2

4.65

26.9815382

53.9630764

Manganese

Mn

37.13

4

9.30

54.9380499

219.7521996

Strunz 9th edition incl. updates

5.DA.40

5: Carbonate (Carbonate, Nitrate)
D: Carbonate mit weitere Anionen, mit H2O
A: Mit mittelgroßen [Kationen]
40:Quintinit-Gruppe

Classification by Hölzel

4.FI.750

4: OXIDES
F: Hydroxides and Hydrates (without V and U)
I:

IMA status

Anerkannt von der CNMNC

Mineral status

Polytype

Variety / polytype of

Charmarite

IMA Classification

IMA Classification

Hydrotalcite Supergroup  ⇒ Quintinite Group

Optical Properties

Color

orangebraun, blassbraun

Streak color

weiß

Diaphaneity (Transparency)

transparent

Lustre

Glasglanz

RI value α / ω / n

1.587

2V angle

Uniaxial (-)

Pleochroism

braun bis blassbraun

Crystallography

Crystal System

trigonal

Class (H-M)

32, 32

Space Group number

151, 153

Space Group

P3112, P3222

Cell parameters a (Å)

10.985

Cell parameters b (Å)

-

Cell parameters c (Å)

22.63

Cell parameters a/b or c/a

2.060

Cell parameters c/b

-

Z

6

Volume (ų)

2364.914

X-Ray Powder Diffraction

7.55(100),
3.770(90),
2.670(70),
2.346(70),
1.973(60),
1.747(10),
1.662(30),
1.586(30)

XRD chart Charmarite-3T

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

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

2

Density (g/cm³)

2.48 (gemessen)

2.493 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {001}

Fracture

uneben

Tenacity

spröde

Instability

+++ HCl, HNO3, H2SO4 1:1

Preface

Name from

Charles H. (1917-) und Marcelle Weber (1918-), Amateur-Mineralogen von Guilford, Connecticut; Co-finder der zweiten Form des Minerals.

Author (Name, Year)

Chao & Gault, 1997

References

Canadian Mineralogist 35 (1997), 1541

IMA group assignments

Other languages

German

Charmarit-3T

Spanish

Charmarita-3T

English

Charmarite-3T

CNMNC (IMA)-Number

IMA 1992-027

Locations with GPS information

IDs

GUSID (Global unique identifier short form) apCqU_JsSEeouN2NkxZ3KA
GUID (Global unique identifier) 53AA906A-6CF2-4748-A8B8-DD8D93167728
Database ID 693