Mineralienatlas Lexikon - Paranatrolite

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Paranatrolite

Additional Functions

Chemism

Chemical formula

Na₂(Si₃Al₂)O₁₀·3H₂O

Chemical composition

Aluminium, Natrium, Silicium, Sauerstoff, Wasserstoff

Unit weight: 398.2394788 u; Number of atoms in the formula: 26						Info
Empirical formula:	Na₂(Si₃Al₂)O₁₀·3H₂O
Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Hydrogen	H	1.52	6	23.08	1.0079470	6.0476820
Oxygen	O	52.23	13	50.00	15.9994300	207.9925900
Sodium	Na	11.55	2	7.69	22.9897702	45.9795404
Aluminium	Al	13.55	2	7.69	26.9815382	53.9630764
Silicon	Si	21.16	3	11.54	28.0855300	84.2565900

Strunz 9th edition incl. updates

9.GA.05

9: Silikate (Germanate)
G: Gerüstsilikate (Tektosilikate) mit zeolithischem H₂O; Familie der Zeolithe
A: [Zeolithe] mit vierer-Ring Ketten über ein fünftes [Si] verbunden
05:Natrolith-Gruppe

Lapis Classification

VIII/J.21-020

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
21: Zeolith-Gruppe; Faserzeolithe

Classification by Hölzel

9.FI.105

9: SILICATES
F: Tektosilicates
I: Fibrous Zeolites

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

Zeolite group ⇒ NAT zeolite structure group

Optical Properties

Colour	farblos
Streak color	weiß
max. Birefringence	v.low
RI value α / ω / n	1.493c
RI value β	mean
RI value γ / ε	-
Ri mean	1.493
2V angle	Biaxial (-) 10°<

Crystallography

Crystal System	monoklin
Class (H-M)	m
Space Group number	9
Space Group	Cc
Cell parameters a (Å)	19.07
Cell parameters b (Å)	19.13
Cell parameters c (Å)	6.58
Cell parameters a/b or c/a	0.997
Cell parameters c/b	0.344
Cell parameters α	90°
Cell parameters β	90°
Cell parameters γ	90°
Z	8
Volumne (Å³)	2400.4
X-Ray Powder Diffraction	6.76(20), 5.92(60), 4.78(30), 4.44(40), 3.26(10), 3.12(10), 2.94(100), 2.65(10)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Physical Properties

Hardness (Mohs)	5.00 - 5.50
VHN (Hardness Vickers)	470 (ungefähre Angabe abgeleitet aus der Moshärte)
Density (g/cm³)	2.21 (gemessen)
Solubility	+++ Säuren, unter H₂O aufbewahren!

(Co-)Type locality

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

Preface

Name from	Der Name bezieht sich auf die Verwandtschaft zu Natrolith und den höheren Wassergehalt.
Reference List	American Mineralogist 90 (2005), 252
Corresponding author (Name, Year)	Chao, 1980
Additional Information	Paranatrolith wandelt sich an der Luft durch Wasserabgabe in "Tetranatrolith" (= Gonnardit) um. Dieser Vorgang ist unter bestimmten Bedingungen reversibel.

IMA group assignments

Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀·3H₂O	tetragonal	I42d	42m	9.GA.05
Mesolite	Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O	orthorhombisch	Fdd2	mm2	9.GA.05
Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	orthorhombisch	Fdd2	mm2	9.GA.05
Paranatrolite	Na₂(Si₃Al₂)O₁₀·3H₂O	monoklin	Cc	m	9.GA.05
Scolecite	Ca(Si₃Al₂)O₁₀·3H₂O	monoklin	Cc	m	9.GA.05

Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	orthorhombisch	Fdd2	mm2	VIII/J.21-010
Paranatrolite	Na₂(Si₃Al₂)O₁₀·3H₂O	monoklin	Cc	m	VIII/J.21-020
Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀·3H₂O	tetragonal	I42d	42m	VIII/J.21-040
Mesolite	Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O	orthorhombisch	Fdd2	mm2	VIII/J.21-050
Scolecite	Ca(Si₃Al₂)O₁₀·3H₂O	monoklin	Cc	m	VIII/J.21-060
Thomsonite-Ca	NaCa₂(Al₅Si₅)O₂₀·6H₂O	orthorhombisch	Pncn	mmm	VIII/J.21-070
Thomsonite-Sr	Na(Sr,Ca)₂(Al₅Si₅)O₂₀·6-7H₂O	orthorhombisch	Pcnn	mmm	VIII/J.21-080

Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀·3H₂O	tetragonal	I42d	42m	9.FI.120
Mesolite	Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O	orthorhombisch	Fdd2	mm2	9.FI.110
Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	orthorhombisch	Fdd2	mm2	9.FI.100
Paranatrolite	Na₂(Si₃Al₂)O₁₀·3H₂O	monoklin	Cc	m	9.FI.105

Other languages

Russian	Паранатролит
Spanish	Paranatrolita
English	Paranatrolite
French	Paranatrolite
German	Paranatrolith

IMA Number

IMA 1978-017

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

German pages	DeWikiPedia - search for: Paranatrolith Google-Bilder-Suche - search for: Paranatrolith Mineralogisch-Petrographisches-Institut Hamburg - search for: Paranatrolith
English pages	Mindat - search for: Paranatrolith Webmineral - search for: Paranatrolith Handbook-of-Mineralogy - search for: Paranatrolith Database-of-Raman-spectroscopy - search for: Paranatrolith American-Mineralogist-Crystal-Structure-Database - search for: Paranatrolith Athena - search for: Paranatrolith

Mineral Dealer

German pages	Mineralium.com - search for: Paranatrolith Mineralien.de - search for: Paranatrolith hausen - Mineralgroßhandel - search for: Paranatrolith Crystal-Treasure.com - search for: Paranatrolith Bosse - search for: Paranatrolith
International pages	FabreMinerals.com - search for: Paranatrolite