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Uvarovite (Uwarowit)

Pictures (102 Images total)

Uwarowit
Views (Image: 1557906510): 3709, Rating: 10
Uwarowit  D

Magog, Quebec, Kanada, BB 2mm

Collection: Georg Prock
Copyright: Georg Prock
Contribution: Gepro 2019-05-15
Locality: Québec / Kanada
Uvarovite
Views (Image: 1577028077): 1909
Uvarovite

Perfect quality uvarovite garnet specimen, from Saranovskii Mine, Permskaya Oblast', Middle Ural, Russia; Dimensions: 47 mm x 29 mm x 19 mm

Copyright: pegmatite
Contribution: pegmatite 2019-12-22
Locality: Saranovskii Mine (Rudnaya, Sarany; Saranovskoe) / Gornozavodskiy-Gebiet (Горнозаво́дский райо́н) / Perm, Region (Пе́рмский край) / Wolga, Föderationskreis / Russland
Uvarovite
Views (Image: 1616612374): 843
Uvarovite

Perfect quality uvarovite garnet specimen, from Saranovskii Mine, Permskaya Oblast', Middle Ural, Russia; Dimensions: 41 mm x 25 mm x 22 mm

Copyright: pegmatite
Contribution: pegmatite 2021-03-24
Locality: Saranovskii Mine (Rudnaya, Sarany; Saranovskoe) / Gornozavodskiy-Gebiet (Горнозаво́дский райо́н) / Perm, Region (Пе́рмский край) / Wolga, Föderationskreis / Russland
Uwarowit
Views (Image: 1464006428): 5459, Rating: 9
Uwarowit

X = 12 mm !!; Baghlan, Provinz/Andarab, Distrikt/Andarab,; Afghanistan

Collection: Andreas Schmid
Copyright: Andreas Schmid
Contribution: Andreas Schmid 2016-05-23
Locality: Uwarowit-Fundstelle / Andarab, Fluss / Andarab, Distrikt / Baghlan (Baglan), Provinz / Afghanistan
Uwarowit
Views (Image: 1505563270): 612
Uwarowit

Größe: 29x20x20 mm; Fundort: Outokumpu Erzfeld, Ostfinnland, Finnland

Copyright: Crystalclassics.co.uk
Contribution: slugslayer 2017-09-16
Locality: Outokumpu-Erzfeld / Nordkarelien (Pohjois-Karjala), Landschaft / Finnland

Collectors Summary

Color dunkelgrün, smaragdgrün
Streak color weiß
Lustre Glasglanz bis Diamantglanz
Hardness (Mohs) 6.75
Crystal System kubisch, Ia3d
Morphology kubisch

Additional information / Summary

Siehe auch Mineralienportrait: Granat - Uwarowit

Chemism

Chem­ical formula

{Ca3}[Cr3+2](Si3)O12

Chem­ical com­po­si­tion

Calcium, Chrom, Silicium, Sauerstoff

Unit weight: 500.47727 u; Number of atoms in the formula: 20

Info

Empirical formula:

{Ca3}[Cr2](Si3)O12

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

38.36

12

60.00

15.9994300

191.9931600

Silicon

Si

16.84

3

15.00

28.0855300

84.2565900

Calcium

Ca

24.02

3

15.00

40.0784000

120.2352000

Chromium

Cr

20.78

2

10.00

51.9961600

103.9923200

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.08-130

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

Clas­sifica­tion by Hölzel

9.AC.400

9: SILICATES
A: Nesosilicates
C: Garnet-Group
4: Uvavorite-Group - 6-coord. Cr, V, Sc

Dana 8th edi­tion

51.04.03b.03

51: Nesosilicate Minerals
04: Nesosilicates Nesosilicate Insular SiO4 Groups Only with cations in [6] and >[6] coordination
03b: Garnet group (Ugrandite series)

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Garnet supergroup  ⇒ Silicate garnets; Garnet group (Z charge 12)

Optical Properties

Color

dunkelgrün, smaragdgrün

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent bis durchscheinend

Lus­tre

Glasglanz bis Diamantglanz

Optical Data Luminescence

Color LW-UV (365nm)

 

rot

SW-UV Other Col­ors

 

grünlich

Most Common Acti­vator

Cr3+

Other Acti­vators

TiO6

After­glow (Per­sistant Lumi­nes­cence)

keine Daten

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

230

Space Group

Ia3d

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

-

Cell param­e­ters a/b or c/a

1

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

8

X-Ray Pow­der Diffrac­tion

4.24(10),
2.999(70),
2.684(100),
2.449(50),
2.352(20),
2.191(10),
1.664(20),
1.603(60)

XRD chart Uvarovite

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

Morphol­ogy

kubisch

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

6.75

VHN (Hard­ness Vick­ers)

1110 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.4 - 3.8 / Durchschnittlich = 3.59

Preface

Asso­cia­tions

Chromit, Olivin, Amesit, Serpentin, Diopsid, Tremolit

Name from

Das Mineral ist nach dem russischen Grafen, Mineraliensammler und Präsidenten der kaiserlichen Akademie der Wissenschaften Sergei Semjonowitsch Uwarow (Серге́й Семёнов&#108

Author (Name, Year)

Hess, 1832

References

Handbook of Mineralogy (Anthony et al.), 2 (1995), 844.

Grew, E.S., Locock, A.J., Mills, S.J., Galuskina, I.O., Galuskin, E.V., Halenius, U., 2012; Nomenclature of the garnet supergroup. American Mineralogist; preprint December 2012 - [Formel]

IMA group assignments

 
{X3}[Y2](Z3)φ12
 
 


 
 
 
{Fe2+3}[Al2](Si3)O12
kubisch
Ia3d

 
 
 
{Ca3}[Fe3+2](Si3)O12
kubisch
Ia3d

 
 
 
{Mn2+3}[Fe3+2](Si3)O12
kubisch
Ia3d

 
 
 
{Ca3}[Sc2](Si3)O12
kubisch
Ia3d

 
 
 
{Ca3}[V3+2](Si3)O12
kubisch
Ia3d

 
 
 
{Ca3}[Al2](Si3)O12
kubisch
Ia3d

 
 
 
{Ca3}[Ti2](SiAl2)O12
kubisch
Ia3d

 
 
 
{Mg3}[Cr3+2](Si3)O12
kubisch
Ia3d

 
 
 
{Mg3}[MgSi](Si3)O12
kubisch
 

 
 
 
{Y2Ca}[Mg2](Si3)O12
kubisch
Ia3d

 
 
 
{Mn2+3}[V3+2](Si3)O12
kubisch
Ia3d

 
 
 
{Ca3}[TiFe2+](Si3)O12
kubisch
Ia3d

 
 
 
{Mg3}[Al2](Si3)O12
kubisch
Ia3d

 
 
 
{Mn2+3}[Al2](Si3)O12
kubisch
Ia3d

 
 
 
{Ca3}[Cr3+2](Si3)O12
kubisch
Ia3d

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Actuality: 20. May 2022 - 18:23:35

Other languages

Dutch

Uvaroviet

Spanish

Uvarovita

English

Uvarovite

French

Uvarovite

German

Uwarowit

Russian

Уваровит

Simplified Chinese

钙铬榴石

Alternative Name

Chrome Garnet

English

Hanleite

Ouvarovite

Uvarovit

Uvarovite Garnet

CNMNC symbol

Symbol

Uv

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Уваровит

Mineral Dealer

German pages

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

Locations with GPS information