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Ferrochiavennite

Pictures (1 Images total)

Ferrochiavennit
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Ferrochiavennit
hellgrüne, nadelige Kristalle von Ferrochiavennit, A/S Granit Steinbruch, Tuften, Tvedalen, Larvik, Vestfold, Norwegen; BB ~ 3 mm
Copyright: Joy Desor; Contribution: openpit
Location: Norwegen/Vestfold, Provinz/Larvik, Kommune/Tvedalen/Tuften/AS Granit-Larvikit-Steinbruch
Mineral: Ferrochiavennite
Image: 1582360646
License: Usage for Mineralienatlas project only
Ferrochiavennit

hellgrüne, nadelige Kristalle von Ferrochiavennit, A/S Granit Steinbruch, Tuften, Tvedalen, Larvik, Vestfold, Norwegen; BB 3 mm

Copyright: Joy Desor
Contribution: openpit 2020-02-22
Locality: AS Granit-Larvikit-Steinbruch / Tuften / Tvedalen / Larvik, Kommune / Vestfold, Provinz / Norwegen

Collectors Summary

Color beigeweiß, blassgleb, grünlichweiß
Streak color weiß
Lustre Glasglanz
Hardness (Mohs) 3
Cleavages vollkommen {001}
Crystal System monoklin, P21/c

Chemism

Chemical formula

Ca1-2Fe[(Si,Al,Be)5Be2O13(OH)2]·2H2O

Chemical composition

Aluminium, Beryllium, Calcium, Eisen, Silicium, Sauerstoff, Wasserstoff

Unit weight: 541.26014505 u; Number of atoms in the formula: 32.5

Info

Empirical formula:

Ca1.5Fe[(Si0.6Al0.3Be0.1)5Be2O13(OH)2]·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.12

6

18.46

1.0079470

6.0476820

Beryllium

Be

4.16

2.5

7.69

9.0121823

22.5304558

Oxygen

O

50.25

17

52.31

15.9994300

271.9903100

Aluminium

Al

7.48

1.5

4.62

26.9815382

40.4723073

Silicon

Si

15.57

3

9.23

28.0855300

84.2565900

Calcium

Ca

11.11

1.5

4.62

40.0784000

60.1176000

Iron

Fe

10.32

1

3.08

55.8452000

55.8452000

Strunz 9th edition incl. updates

9.DP.10

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
P: Übergangsstrukturen: Ketten- und Bandsilikate - Schichtsilikat
10:Chiavennit-Gruppe

Lapis Classification

VIII/G.07-018

VIII: SILIKATE
G: Übergangsstrukturen zwischen Ketten- und Schichtsilikaten

Classification by Hölzel

9.FJ.350

9: SILICATES
F: Tektosilicates
J: Singly connected 4-Ring Chains

IMA status

anerkannt - Neue Mineralien Feb. 2013; CNMNC Newsletter No. 15

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Optical Properties

Color

beigeweiß, blassgleb, grünlichweiß

Streak color

weiß

Lustre

Glasglanz

Optical Data Luminescence

Luminescence

keine

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/c

Cell parameters a (Å)

8.759

Cell parameters b (Å)

4.864

Cell parameters c (Å)

31.258

Cell parameters a/b or c/a

1.801

Cell parameters c/b

6.426

Cell parameters α

90°

Cell parameters β

90.31°

Cell parameters γ

90°

Z

4

Volume (ų)

1331.689

Crystal structure

Struktur bestimmt

X-Ray Powder Diffraction

15.555(100), 4.104(29), 3.938(36), 3.909(60), 3.820(30), 3.251(66), 3.186(27), 2.884(64)

XRD chart Ferrochiavennite

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)

3

Density (g/cm³)

2.67

2.7 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {001}

(Co-)Type locality

(Co-)Type locality

Norwegen/Vestfold, Provinz/Porsgrunn, Kommune/Langangen/Kokkersvold/Blåfjell

Norwegen/Vestfold, Provinz/Larvik, Kommune/Tvedalen/Tuften/AS Granit-Larvikit-Steinbruch

Type material

Sammlung des Canadian Museum of Nature, Ottawa, Canada; Natural History Museum, Oslo, Norwegen

Collection number of type material

CNMMC 86554 (Kanada), 43434 und 43435 (Norwegen)

Preface

Author (Name, Year)

J. Grice, R. Kristiansen, H. Friis, R. Rowe, R.S. Selbekk, M. Cooper, A.O. Larsen und G. Poirier (2013)

References

Grice, J., Kristiansen, R., Friis, H., Rowe, R., Selbekk, R.S., Cooper, M., Larsen, A.O. and Poirier, G. (2013) IMA 2012-039. CNMNC Newsletter No. 15, February 2013, page 2; Mineralogical Magazine, 77, 112.

Joel D. Grice, Roy Kristiansen, Henrik Friis, Ralph Rowe, Glenn G. Poirier, Rune S. Selbekk, Mark A. Cooper, Alf Olav Larsen: Ferrochiavennite, a new beryllium silicate zeolite from syenite pegmatites in the Larvik Plutonic Complex, Oslo region, Southern Norway. The Canadian Mineralogist Vol. 51, No. 2 (2013) S. 285–296.

Neue Mineralien - Lapis Jg. 39, Nr.4 April 2014. S. 40.

Fernando Cámara, Olivier C. Gagne, Yulia Uvarova, Dmitriy I. Belakovskiy: New Mineral Names. American Mineralogist Vol. 99, Nr. 11-12 (2014) S. 2437-2444.

Grice, J.D., Friis, H., Kristiansen, R. - New Data For Chiavennite and Ferrochiavennite. Canadian Mineralogist, 54 (2016), 21-32.

IMA group assignments

Other languages

German

Ferrochiavennit

English

Ferrochiavennite

Russian

Феррокьявеннит

CNMNC (IMA)-Number

IMA 2012-039

CNMNC symbol

Symbol

Fcve

Locations with GPS information

IDs

GUSID (Global unique identifier short form) T1xrldEgB0SuWFY8_KCHlw
GUID (Global unique identifier) 956B5C4F-20D1-4407-AE58-563CFCA08797
Database ID 7512



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