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Jervisite

Pictures (4 Images total)

Jervisit mit Pumpellyit-(Fe2+)
Views (File:
1293661999
): 3187
Jervisit mit Pumpellyit-(Fe2+)
Größe: 0,49 mm; Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Italien/Piemont (Piemonte), Region/Verbano-Cusio-Ossola, Provinz/Baveno/Oltrefiume/Monte Camoscio/Montecatini-Steinbruch (Seula Mine)
Mineral: Jervisite, Pumpellyite-(Fe2+)
Image: 1293661999
Rating: 8.5 (votes: 2)
License: Usage for Mineralienatlas project only
Jervisit mit Pumpellyit-(Fe2+)

Größe: 0,49 mm; Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien

Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2010-12-29
Locality: Montecatini-Steinbruch (Seula Mine) / Monte Camoscio / Oltrefiume / Baveno / Verbano-Cusio-Ossola, Provinz / Piemont (Piemonte), Region / Italien
Jervisit
Views (File:
1321542056
): 944
Jervisit
Größe: 0,55 mm; Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien
Copyright: Enrico Bonacina; Contribution: Hg
Location: Italien/Piemont (Piemonte), Region/Verbano-Cusio-Ossola, Provinz/Baveno/Oltrefiume/Monte Camoscio/Montecatini-Steinbruch (Seula Mine)
Mineral: Jervisite
Image: 1321542056
Rating: 6.33 (votes: 3)
License: Usage for Mineralienatlas project only
Jervisit

Größe: 0,55 mm; Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien

Copyright: Enrico Bonacina
Contribution: Hg 2011-11-17
Locality: Montecatini-Steinbruch (Seula Mine) / Monte Camoscio / Oltrefiume / Baveno / Verbano-Cusio-Ossola, Provinz / Piemont (Piemonte), Region / Italien
Jervisit
Views (File:
1275236542
): 846
Jervisit
Bildbreite: 2 mm, Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Italien/Piemont (Piemonte), Region/Verbano-Cusio-Ossola, Provinz/Baveno/Oltrefiume/Monte Camoscio/Montecatini-Steinbruch (Seula Mine)
Mineral: Jervisite
Image: 1275236542
Rating: 4.5 (votes: 2)
License: Usage for Mineralienatlas project only
Jervisit

Bildbreite: 2 mm, Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien

Copyright: Luigi Chiappino
Contribution: thdun5 2010-05-30
Locality: Montecatini-Steinbruch (Seula Mine) / Monte Camoscio / Oltrefiume / Baveno / Verbano-Cusio-Ossola, Provinz / Piemont (Piemonte), Region / Italien
Jervisit
Views (File:
1275229477
): 806
Jervisit
Jervisit (grünlich-weiß). Bildbreite: 4 mm, Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Italien/Piemont (Piemonte), Region/Verbano-Cusio-Ossola, Provinz/Baveno/Oltrefiume/Monte Camoscio/Montecatini-Steinbruch (Seula Mine)
Mineral: Jervisite
Image: 1275229477
License: Usage for Mineralienatlas project only
Jervisit

Jervisit (grünlich-weiß). Bildbreite: 4 mm, Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien

Copyright: Luigi Chiappino
Contribution: thdun5 2010-05-30
Locality: Montecatini-Steinbruch (Seula Mine) / Monte Camoscio / Oltrefiume / Baveno / Verbano-Cusio-Ossola, Provinz / Piemont (Piemonte), Region / Italien

Collectors Summary

Color hellgrün
Streak color weiß
Hardness (Mohs) 6
Crystal System monoklin, C2/c

Chemism

Chemical formula

(Na,Ca,Fe2+)(Sc,Mg,Fe2+)Si2O6

Chemical composition

Calcium, Eisen, Magnesium, Natrium, Scandium, Silicium, Sauerstoff

Unit weight: 223.4191266 u; Number of atoms in the formula: 10

Info

Empirical formula:

(Na0.6Ca0.3Fe0.1)(Sc0.6Mg0.3Fe0.1)Si2O6

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

42.97

6

60.00

15.9994300

95.9965800

Sodium

Na

6.17

0.6

6.00

22.9897702

13.7938621

Magnesium

Mg

3.26

0.3

3.00

24.3050600

7.2915180

Silicon

Si

25.14

2

20.00

28.0855300

56.1710600

Calcium

Ca

5.38

0.3

3.00

40.0784000

12.0235200

Scandium

Sc

12.07

0.6

6.00

44.9559108

26.9735465

Iron

Fe

5.00

0.2

2.00

55.8452000

11.1690400

Analysis wt%

SiO2 : 50.42, Sc2O3 : 18.48, FeO : 8.59, MgO : 2.80, TiO2 : 0.55, Al2O3 : 0.42, MnO : 0.44, CaO : 7.25, Na2O : 5.55 (Ref: American Mineralogist 82)

Strunz 9th edition incl. updates

9.DA.25

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
A: Ketten- und Bandsilikate mit 2 periodischen Ketten SiO6; Pyroxen-Familie
25:Na Klinopyroxene; Jadeit-Gruppe

Lapis Classification

VIII/F.01-150

VIII: SILIKATE
F: Ketten- und Bandsilikate
1: Zweierketten [Si2O6] 4-; Pyroxen-Gruppe; Klinopyroxene

Classification by Hölzel

9.DC.200

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
C: Augite-Group

Dana 8th edition

65.01.03c.06

65: Inosilicate Minerals
01: Inosilicates Inosilicate Single-Width Unbranched Chains, W=1 with chains P=2
03c: C2/c clinopyroxenes (Na clinopyroxenes)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Pyroxene group  ⇒ Clinopyroxene group

Optical Properties

Color

hellgrün

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

2V angle

Biaxial

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell parameters a (Å)

9.853

Cell parameters b (Å)

9.042

Cell parameters c (Å)

5.312

Cell parameters a/b or c/a

1.090

Cell parameters c/b

0.587

Cell parameters α

90°

Cell parameters β

106.62

Cell parameters γ

90°

Z

4

Volume (ų)

453.479

Crystal structure

Pietro Vignola; Nicola Rotiroti; Frédéric Hatert; Danilo Bersani; Sergio Andò; Sergio Varvello: Jervisite, NaScSi2O6: Optical Data, Morphology, Raman Spectroscopy, and Crystal Chemistry. The Canadian Mineralogist Vol. 57, Nr. 4 (2019) S. 489-498.

X-Ray Powder Diffraction

6.51(20),
4.51(20),
3.389(20),
3.255(20),
3.038(100),
2.979(50),
2.543(50),
1.647(50)

XRD chart Jervisite

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)

6

VHN (Hardness Vickers)

730 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.22

3.272 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Mellini & Merlino & Orlandi & Rinaldi, 1982

References

Pietro Vignola; Nicola Rotiroti; Frédéric Hatert; Danilo Bersani; Sergio Andò; Sergio Varvello: Jervisite, NaScSi2O6: Optical Data, Morphology, Raman Spectroscopy, and Crystal Chemistry. The Canadian Mineralogist Vol. 57, Nr. 4 (2019) S. 489-498.

Periodico di Mineralogia 76 (2006), 201

IMA group assignments



 
 
 
NaFe3+Si2O6
monoklin
C2/c

 
 
 
(Ca,Na)(Fe3+,Mg,Fe2+)Si2O6
monoklin
C2/c

 
 
 
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6
monoklin
C2/c

 
 
 
Mg2Si2O6
monoklin
P21/c

 
 
 
Fe2+2Si2O6
monoklin
P21/c

 
 
 
NaTi3+Si2O6
monoklin
C2/c

 
 
 
CaMgSi2O6
monoklin
C2/c

 
 
 
CaFe3+AlSiO6
monoklin
C2/c

 
 
 
CaTi3+AlSiO6
monoklin
C2/c

 
 
 
CaFe2+Si2O6
monoklin
C2/c

 
 
 
Na(Al,Fe3+)Si2O6
monoklin
C2/c

 
 
 
(Na,Ca,Fe2+)(Sc,Mg,Fe2+)Si2O6
monoklin
C2/c

 
 
 
CaMnSi2O6
monoklin
C2/c

 
 
 
MnMgSi2O6
monoklin
P21/c

 
 
 
NaCr3+Si2O6
monoklin
C2/c

 
 
 
CaAl2SiO6
monoklin
C2/c

 
 
 
NaMn3+[Si2O6]
monoklin
C2/c

 
 
 
Na(V3+,Cr3+)Si2O6
monoklin
C2/c

 
 
 
(Ca,Na)(Mg,Fe2+,Fe3+,Al)Si2O6
monoklin
C2/c, P2/n

 
 
 
Ca(Zn,Mn2+,Fe2+,Mg)Si2O6
monoklin
C2/c

 
 
 
(Mg,Fe,Ca)2Si2O6
monoklin
P21/c

 
 
 
CuMgSi2O6
monoklin
P21/c

 
 
 
LiAlSi2O6
monoklin
C2/c

 
 
 
(Ca,Na,☐)AlSi2O6
monoklin
C2/c

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Actuality: 14. Jun 2024 - 03:12:55

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Джервисит

CNMNC symbol

Symbol

Je

Locations with GPS information

IDs

GUSID (Global unique identifier short form) mrLegTWAWUqmLJftFzUuOw
GUID (Global unique identifier) 81DEB29A-8035-4A59-A62C-97ED17352E3B
Database ID 1791