https://www.edelsteine-neuburg.de
https://www.mineralbox.biz
https://www.mineraliengrosshandel.com
https://www.mineral-bosse.de
'._('einklappen').'
 

Parthéite

Additional Functions

Collectors Summary

Color weiß
Streak color weiß
Lustre Glasglanz
Hardness (Mohs) 4
Solubility +++ Säuren
Crystal System monoklin, C2/c

Chemism

Chem­ical formula

Ca2(Si4Al4)O15(OH)2·4H2O

Chem­ical com­po­si­tion

Aluminium, Calcium, Silicium, Sauerstoff, Wasserstoff

Unit weight: 646.4925728 u; Number of atoms in the formula: 41

Info

Empirical formula:

Ca2(Si4Al4)O15(OH)2·4H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.56

10

24.39

1.0079470

10.0794700

Oxygen

O

51.97

21

51.22

15.9994300

335.9880300

Aluminium

Al

16.69

4

9.76

26.9815382

107.9261528

Silicon

Si

17.38

4

9.76

28.0855300

112.3421200

Calcium

Ca

12.40

2

4.88

40.0784000

80.1568000

Anal­y­sis wt%

Ø SiO2 : 39.06, Al2O3 : 30.71, CaO : 16.30, H2O : 13.38 (Ref: Schweizerische Mineralogische und Petrographische

Mitteilungen 79)

Strunz 9th edi­tion incl. updates

9.GB.35

9: Silikate (Germanate)
G: Gerüstsilikate (Tektosilikate) mit zeolithischem H2O; Familie der Zeolithe
B: Ketten von einfach verbundenen vierer-Ringen
35:Parthéit-Gruppe

Lapis Clas­sifica­tion

VIII/J.18-010

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
18: Gerüstsilikate mit Zeolithstruktur

Clas­sifica­tion by Hölzel

9.FO.220

9: SILICATES
F: Tektosilicates
O: Zeolites with unknown Structure

Dana 8th edi­tion

77.02.04.01

77: Tektosilicates Tectosilicate Zeolite group
02: Tektosilicates Tectosilicate Zeolite group related species

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Zeolite group  ⇒ -PAR zeolite structure group

Optical Properties

Color

weiß

Streak color

weiß

Lus­tre

Glasglanz

max. Birefrin­gence

0.012

Birefringence chart\! Parthéite title=Birefringence chart Parthéite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.547

RI value β

1.549

RI value γ / ε

1.559

Ri mean

1.552

2V angle

Biaxial (+) 48°

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell param­e­ters a (Å)

21.555

Cell param­e­ters b (Å)

8.761

Cell param­e­ters c (Å)

9.304

Cell param­e­ters a/b or c/a

2.460

Cell param­e­ters c/b

1.062

Cell param­e­ters α

90°

Cell param­e­ters β

91.55

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

1756.356

X-Ray Pow­der Diffrac­tion

10.79(100),
8.12(80),
6.10(70),
3.740(50),
3.600(40),
3.190(40),
3.046(30),
2.900(30)

XRD chart Parthéite

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

4

VHN (Hard­ness Vick­ers)

190 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.39

2.445 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ Säuren

Preface

Occurrences

aus Rodingit-Gängen

Asso­cia­tions

Prehnit, Thomsonit, Hydrogrossular u.a.

Name from

dem Kristallographen Prof. Erwin Parthé (Universität Genf)

Author (Name, Year)

Sarp & Deferne & Bizouard & Liebich, 1979

References

Schweizerische Mineralogische und Petrographische Mitteilungen 59 (1979), 5

IMA group assignments



 
 
 
Ca2(Si4Al4)O15(OH)2·4H2O
monoklin
C2/c

Refresh list

Actuality: 21. Jun 2022 - 06:42:27

Other languages

German

Parthéit

English

Parthéite

French

Parthéite

Spanish

Parthéíta

Russian

Партеит

CNMNC symbol

Symbol

Pth

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Партеит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Parthéit
Crystal-Treasure.com - search for: Parthéit
Bosse - search for: Parthéit
Edelsteine Neuburg - Gundolf Fischer - search for: Parthéit