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

Hydrougrandite (Hydrougrandit)

Additional Functions

Collectors Summary

Color grün
Streak color weiß
Lustre Glasglanz
Hardness (Mohs) 5.00 - 6.00

Chemism

Chem­ical formula

(Ca,Mg,Fe2+)3(Fe3+,Al)2(SiO4)3-x(OH)4x

Chem­ical com­po­si­tion

Aluminium, Calcium, Eisen, Magnesium, Silicium, Sauerstoff, Wasserstoff

Anal­y­sis wt%

SiO2 : 34.01, Al2O3 : 8.45, Fe2O3 : 18.28, FeO : 1.72, MgO : 9.96, CaO : 21.47, H2O : 5.47 (Ref: Acta Geologica Sinica 64)

Strunz 9th edi­tion incl. updates

9.AD.25

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
D: Insel(Neso)silikate ohne weitere Anionen; Kationen in oktahedraler [6] und gewöhnlich größerer Koordination
25:Granat-Gruppe

Lapis Clas­sifica­tion

VIII/A.08-100

VIII: SILIKATE
A: Inselsilikate mit [SiO4] 4--Baugruppen
8: Kationen in kubischer und oktaedrischer Koordination [8+6]; Granat-Gruppe

Clas­sifica­tion by Hölzel

9.AC.710

9: SILICATES
A: Nesosilicates
C: Garnet-Group
7: Hydrogarnets

IMA sta­tus

unnötiger Gruppenname für Hydro-Granate. Diskreditiert von der IMA 1967

Min­eral sta­tus

Mineralstatus fragwürdig

Optical Properties

Color

grün

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent bis durchscheinend

Lus­tre

Glasglanz

RI value α / ω / n

1.828

Ri mean

1.828

2V angle

Isotropisch

Crystallography

Cell param­e­ters a (Å)

12.063

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

-

Cell param­e­ters a/b or c/a

1.000

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

8

Volumne (ų)

1755.4

Crystals 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

5.00 - 6.00

Density (g/cm³)

3.45

Preface

Author (Name, Year)

Tsao, 1964

References

American Mineralogist 50 (1965), 2100.

Mineralogical Magazine 36 (1967), 133.

Other languages

Spanish

Hidrougrandita

German

Hydrougrandit

English

Hydrougrandite

French

Hydrougrandite

Alternative Name

Hydro-Ugrandit

Hydrougrandita

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

German pages

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

English pages

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

Mineral Dealer

German pages

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