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Ferri-fluoro-katophorite

Pictures (2 Images total)

Ferri-Fluoro-Katophorit
Views (File:
1292407355
): 1539
Ferri-Fluoro-Katophorit
Kristallgröße: 85 mm; Fundort: Bear Lake Diggings, Tory Hill, Monmouth Township, Haliburton Co., Ontario, Kanada
Copyright: David K. Joyce; Contribution: slugslayer
Location: Kanada/Ontario/Haliburton Co./Highlands East Township/Tory Hill/Bear Lake Diggings
Mineral: Ferri-fluoro-katophorite
Image: 1292407355
License: Usage for Mineralienatlas project only
Ferri-Fluoro-Katophorit

Kristallgröße: 85 mm; Fundort: Bear Lake Diggings, Tory Hill, Monmouth Township, Haliburton Co., Ontario, Kanada

Copyright: David K. Joyce
Contribution: slugslayer 2010-12-15
Locality: Bear Lake Diggings / Tory Hill / Highlands East Township / Haliburton Co. / Ontario / Kanada
Ferri-Fluoro-Katophorit
Views (File:
1553187867
): 702
Ferri-Fluoro-Katophorit
Rothenberg, Bell, Eifel. BB: 1,9mm; Analysiert von Dr. Nikita Chukanov
Copyright: Mabu; Contribution: Mabu
Collection: Mabu
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mendig, Verbandsgemeinde/Bell/Rothenberg
Mineral: Ferri-fluoro-katophorite
Image: 1553187867
License: Usage for Mineralienatlas project only
Ferri-Fluoro-Katophorit

Rothenberg, Bell, Eifel. BB: 1,9mm; Analysiert von Dr. Nikita Chukanov

Collection: Mabu
Copyright: Mabu
Contribution: Mabu 2019-03-21
Locality: Rothenberg / Bell / Mendig, Verbandsgemeinde / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland

Collectors Summary

Color schwarz
Crystal System monoklin, C2/m

Additional information / Summary

In der Referenz vom "Canadian Mineralogist, 44 (2006), 1171-1179" wird das Mineral noch als "Potassian Fluoro-Magnesiokatophorite" angesprochen (Sample: 721 und Sample: 762).

Chemism

Chemical formula

Na(CaNa)(Mg4Fe3+)(AlSi7)O22F2

Chemical composition

Aluminium, Calcium, Eisen, Magnesium, Natrium, Silicium, Fluor, Sauerstoff

Unit weight: 852.6878951 u; Number of atoms in the formula: 40

Info

Empirical formula:

Na(CaNa)(Mg4Fe)(AlSi7)O22F2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

41.28

22

55.00

15.9994300

351.9874600

Fluorine

F

4.46

2

5.00

18.9984033

37.9968065

Sodium

Na

5.39

2

5.00

22.9897702

45.9795404

Magnesium

Mg

11.40

4

10.00

24.3050600

97.2202400

Aluminium

Al

3.16

1

2.50

26.9815382

26.9815382

Silicon

Si

23.06

7

17.50

28.0855300

196.5987100

Calcium

Ca

4.70

1

2.50

40.0784000

40.0784000

Iron

Fe

6.55

1

2.50

55.8452000

55.8452000

Strunz 9th edition incl. updates

9.DE.20

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
E: Ketten- und Bandsilikate mit 2-periodischen Doppelketten, Si4O11; Amphibol-Familie, Klinoamphibole
20:

IMA status

Nach Neudefinition anerkannt - CNMNC Jan. 2016

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Amphibole supergroup  ⇒ (OH,F,Cl)-dominant amphiboles  ⇒ Sodium-calcium amphiboles  ⇒ Katophorite (Ktp) amphiboles

Optical Properties

Color

schwarz

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

9,887(3)

Cell parameters b (Å)

18,023(9)

Cell parameters c (Å)

5,292(2)

Cell parameters a/b or c/a

0.5

Cell parameters c/b

0.278

Cell parameters α

90°

Cell parameters β

104,66(3)º

Cell parameters γ

90°

Z

2

Volume (ų)

785.94

Crystal structure

Struktur bestimmt

X-Ray Powder Diffraction

8.449(69),
3.388(74),
3.139(72),
2.739(47),
2.708(100),
2.591(53),
2.540(65),
2.165(45)

XRD chart Ferri-fluoro-katophorite

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

3.603 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Kanada/Ontario/Haliburton Co./Highlands East Township/Tory Hill/Bear Lake Diggings

Type material

Department of Natural History, Royal Ontario Museum, Canada

Collection number of type material

M57071

Preface

Author (Name, Year)

Oberti, R., Boiocchi, M., Hawthorne, F.C., Ball, N.A. and Martin, R.F. (2019)

References

Hawthorne, F.C., Oberti, R., Martin, R.F. - Short-range order in amphiboles from the Bear Lake Diggings, Ontario. Canadian Mineralogist, 44 (2006), 1171-1179.

Frank C. Hawthorne, Roberta Oberti, George E. Harlow, Walter V. Maresch, Robert F. Martin, John C. Schumacer, Mark D. Welch - Nomenclature of the amphibole supergroup, American Mineralogist, Volume 97 (2012), pages 2031–2048.

Oberti, R., Boiocchi, M., Hawthorne, F.C., Ball, N.A. and Martin, R.F. (2016) Ferrifluoro-katophorite, IMA 2015-096. CNMNC Newsletter No. 29, February 2016, page 203; Mineralogical Magazine, 80, 199–205.

Roberta Oberti; Massimo Boiocchi; Frank C. Hawthorne; Neil A. Ball ; Robert F. Martin: Ferri-fluoro-katophorite from Bear Lake diggings, Bancroft area, Ontario, Canada: a new species of amphibole, ideally Na(NaCa)(Mg4Fe3+)(Si7Al)O22F2. Mineralogical Magazine Vol. 83, Nr. 3 (2019) S. 413-417.

IMA group assignments

Other languages

German

Ferri-Fluoro-Katophorit

English

Ferri-fluoro-katophorite

Russian

Феррифторкатофорит

old name

English

Potassian Fluoro-Magnesiokatophorite (Hawthorne 2006)

The Canadian Mineralogist Vol. 44, pp. 1171-1179 (2006)

Alternative Name

German

Ferrifluorokatophorit

CNMNC (IMA)-Number

IMA 2015-096

CNMNC symbol

Symbol

Fflktp

Locations with GPS information

IDs

GUSID (Global unique identifier short form) -qKdRJGY0EyOOZvnB_LVng
GUID (Global unique identifier) 449DA2FA-9891-4CD0-8E39-9BE707F2D59E
Database ID 8007