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Garronite-Na

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Garronite-Na
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Garronite-Na
wei0ße Massen von Garronite-Na, Steinbruch Poudrette, Mt. Saint-Hilaire, Quebec, Kanada; BB ~ 2 mm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Kanada/Québec/Montérégie, Region/La Vallée-du-Richelieu RCM/Mont Saint-Hilaire/Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry)
Mineral: Garronite-Na
Image: 1631721475
License: Usage for Mineralienatlas project only
Garronite-Na

wei0ße Massen von Garronite-Na, Steinbruch Poudrette, Mt. Saint-Hilaire, Quebec, Kanada; BB 2 mm

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2021-09-15
Locality: Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry) / Mont Saint-Hilaire / La Vallée-du-Richelieu RCM / Montérégie, Region / Québec / Kanada

Collectors Summary

Color blassgelb
Streak color weiß
Lustre Glasglanz
Hardness (Mohs) ~4
Cleavages gut {011}
Fracture spröde
Crystal System monoklin, I2
Morphology traubige Aggregate bis 1,5 mm

Chemism

Chemical formula

Na6(Al6Si10O32)·8.5H2O

Chemical composition

Aluminium, Natrium, Silicium, Sauerstoff, Wasserstoff

Unit weight: 1245.7951644 u; Number of atoms in the formula: 79.5

Info

Empirical formula:

Na6(Al6Si10O32)·8.5H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.38

17

21.38

1.0079470

17.1350990

Oxygen

O

52.01

40.5

50.94

15.9994300

647.9769150

Sodium

Na

11.07

6

7.55

22.9897702

137.9386212

Aluminium

Al

12.99

6

7.55

26.9815382

161.8892292

Silicon

Si

22.54

10

12.58

28.0855300

280.8553000

Strunz 9th edition incl. updates

9.GC.05

9: Silikate (Germanate)
G: Gerüstsilikate (Tektosilikate) mit zeolithischem H2O; Familie der Zeolithe
C: Ketten doppelt verbundener vierer-Ringe
05:Gismondin-Gruppe

Lapis Classification

VIII/J.25-035

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
25: Zeolith-Gruppe; Blätterzeolithe

IMA status

anerkannt - CNMNC Newsletter No. 26, August 2015, page 944

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Zeolite group  ⇒ GIS zeolite structure group  ⇒ Garronite series

Optical Properties

Color

blassgelb

Streak color

weiß

Diaphaneity (Transparency)

durchsichtig bis durchscheinend

Lustre

Glasglanz

RI value α / ω / n

α = 1.489 ± 0.001

RI value β

1.492 ± 0.001

RI value γ / ε

1.496 ± 0.001

2V angle

75(3)°, 2 gem., 82(7)° ber.

Crystallography

Crystal System

monoklin

Class (H-M)

2

Space Group number

5

Space Group

I2

Cell parameters a (Å)

9.990(2)

Cell parameters b (Å)

10.032(2)

Cell parameters c (Å)

10.036(2)

Cell parameters a/b or c/a

0.996

Cell parameters c/b

1

Cell parameters α

90°

Cell parameters β

90.11(3)º

Cell parameters γ

90°

Z

1

Volume (ų)

1005.803

Crystal structure

Zeolith-Gruppe; Struktur ähnlich der von Gismondin, mit Na+ und H2O in den Hohlräumen.
Joel D. Grice, Ralph Rowe, Glenn Poirier: Garronite-Na, A New Zeolite Species From Mont Saint-Hilaire, Québec. Can Mineral Vol. 54 (2016) S. 1549-1562.

X-Ray Powder Diffraction

7.098(79), 5.026(32), 4.101(77), 3.172(100), 2.904(14), 2.685(64), 1.967(14), 1.721(11)

XRD chart Garronite-Na

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

Morphology

traubige Aggregate bis 1,5 mm

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

~4

Density (g/cm³)

2.19(2) gem., 2.071 ber.

2.057 ( ρ calc. Mineralienatlas )

Cleavages

gut {011}

Fracture

spröde

(Co-)Type locality

(Co-)Type locality

Kanada/Québec/Montérégie, Region/La Vallée-du-Richelieu RCM/Mont Saint-Hilaire/Poudrette Quarry (Demix Quarry; Uni-Mix Quarry; Desourdy Quarry)

Type material

Typmaterial wird gelagert in der Mineralogischen Sammlung des Kanadischen Museeum der Natur, P.O. Box 3443, Station D, Ottawa, Ontario K1P 6P4, Kanada

Collection number of type material

CMCMC 86893

Paragenesis of type material

Aegirin, Natrolith, Gmelinit, Gonnardit

Preface

Author (Name, Year)

Joel D. Grice, Ralph Rowe and Glenn Poirier (2016)

References

Grice, J.D., Rowe, R. and Poirier, G. (2015) Garronite-Na, IMA 2015-015. CNMNC Newsletter No. 26, August 2015, page 944; Mineralogical Magazine, 79, 941 - 947.

Joel D. Grice, Ralph Rowe, Glenn Poirier: Garronite-Na, A New Zeolite Species From Mont Saint-Hilaire, Québec. Can Mineral Vol. 54 (2016) S. 1549-1562.

Cámara F, Belakovskiy D I, Uvarova Y, Gagne O C: New mineral names. American Mineralogist Vol. 102 (2017) S. 2525-2531.

IMA group assignments

Other languages

German

Garronit-Na

English

Garronite-Na

Russian

Гарронит-Na

CNMNC (IMA)-Number

IMA 2015-015

CNMNC symbol

Symbol

Grn-Na

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 2G8qDpzFjkCdSBqXdje9hQ
GUID (Global unique identifier) 0E2A6FD8-C59C-408E-9D48-1A977637BD85
Database ID 7978