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Ferrochiavennite (Ferrochiavennit)

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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 2020-02-22
Locality: AS Granit-Larvikit-Steinbruch / Tuften / Tvedalen / Larvik / 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

Volumne (ų)

1331.689

Kristall 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/Telemark, Provinz/Porsgrunn/Langangen/Kokkersvold/Blåfjell

Norwegen/Vestfold, Provinz/Larvik/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

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

IMA group assignments

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Chiavennite

CaMnBe2Si5O13(OH)2·2H2O

orthorhombisch : mmm : Pnab

9.DP.10

Ferrochiavennite

Ca1-2Fe[(Si,Al,Be)5Be2O13(OH)2]·2H2O

monoklin : 2/m : P21/c

9.DP.10

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Bavenite

Ca4Be2+xAl2-xSi9O26-x(OH)2+x {x=0-1}

orthorhombisch : mm2 : Am2a

VIII/G.07-010

Bohseite

Ca4Be4Si9O24(OH)4

orthorhombisch : mmm : Cmcm

VIII/G.07-015

Ferrochiavennite

Ca1-2Fe[(Si,Al,Be)5Be2O13(OH)2]·2H2O

monoklin : 2/m : P21/c

VIII/G.07-018

Chiavennite

CaMnBe2Si5O13(OH)2·2H2O

orthorhombisch : mmm : Pnab

VIII/G.07-020

Tvedalite

(Ca,Mn2+,Fe2+)4Be3Si6O17(OH)4·3H2O

monoklin : 2/m : C2/m

VIII/G.07-025

Alflarsenite

NaCa2Be3Si4O13(OH)·2H2O

monoklin : 2 : P21

VIII/G.07-027

Prehnite

Ca2Al2Si3O10(OH)2

orthorhombisch : mm2 : P2cm

VIII/G.07-030

Amstallite

CaAl(Si,Al)4O8(OH)4·(H2O,Cl)

monoklin : 2/m : C2/c

VIII/G.07-040

Rudenkoite

Sr3Al3.5Si3.5O10(OH,O)8Cl2·H2O

monoklin : 2/m, 2, m : P2/m, P2, Pm

VIII/G.07-050

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Roggianite

Ca2BeAl2Si4O13(OH)2·nH2O (n<2.5)

tetragonal : 4/mmm : I4/mcm

9.FJ.300

Leifite

Na7Be2(Si15Al3)O39(F,OH)2

trigonal : 3m : P3m1

9.FJ.320

Telyushenkoite

(Cs,Na,K)Na6[F2|Be2Al3Si15O39]

trigonal : 3m : P3m1

9.FJ.330

Eirikite

KNa6Be2(Si15Al3)O39F2

trigonal : 3m : P3m1

9.FJ.340

Chiavennite

CaMnBe2Si5O13(OH)2·2H2O

orthorhombisch : mmm : Pnab

9.FJ.350

Ferrochiavennite

Ca1-2Fe[(Si,Al,Be)5Be2O13(OH)2]·2H2O

monoklin : 2/m : P21/c

9.FJ.350

Other languages

German

Ferrochiavennit

English

Ferrochiavennite

Russian

Феррокьявеннит

IMA Number

IMA 2012-039

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

German pages

DeWikiPedia - search for: Ferrochiavennit
Google-Bilder-Suche - search for: Ferrochiavennit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Ferrochiavennit

English pages

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

Russian pages

Webmineral.ru - search for: Феррокьявеннит

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Ferrochiavennit
Bosse - search for: Ferrochiavennit

Locations with GPS information




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