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Fluoro-edenite

Pictures (24 Images total)

Fluoro-Edenit
Views (File:
1223717024
): 2190
Fluoro-Edenit
Größe: 6,5 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Sizilien (Sicilia), Region/Catania, Provinz/Ätna-Vulkankomplex/Biancavilla/Monte Calvario
Mineral: Fluoro-edenite
Image: 1223717024
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Fluoro-Edenit

Größe: 6,5 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Copyright: Matteo Chinellato
Contribution: Hg 2008-10-11
Locality: Monte Calvario / Biancavilla / Ätna-Vulkankomplex / Catania, Provinz / Sizilien (Sicilia), Region / Italien
Fluoro-Edenit
Views (File:
1278153887
): 2544, Rating: 8.67
Fluoro-Edenit
Bildbreite: 5,5 mm, Fundort: Neuer Steinbruch, Ercolano, Monte Somma, Somma-Vesuv-Komplex, Neapel, Kampanien, Italien
Copyright: Enrico Bonacina; Contribution: thdun5
Collection: Domenico Preite
Location: Italien/Kampanien (Campania), Region/Metropolitanstadt Neapel/Somma-Vesuv-Komplex/Monte Somma/Ercolano/Cava Le Novelle
Mineral: Fluoro-edenite
Image: 1278153887
Rating: 8.67 (votes: 6)
License: Usage for Mineralienatlas project only
Fluoro-Edenit

Bildbreite: 5,5 mm, Fundort: Neuer Steinbruch, Ercolano, Monte Somma, Somma-Vesuv-Komplex, Neapel, Kampanien, Italien
Collection: Domenico Preite
Copyright: Enrico Bonacina
Contribution: thdun5 2010-07-03
Locality: Cava Le Novelle / Ercolano / Monte Somma / Somma-Vesuv-Komplex / Metropolitanstadt Neapel / Kampanien (Campania), Region / Italien
Fluoro-Edenit
Views (File:
1264058803
): 1619
Fluoro-Edenit
Größe: 1,5 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Sizilien (Sicilia), Region/Catania, Provinz/Ätna-Vulkankomplex/Biancavilla/Monte Calvario
Mineral: Fluoro-edenite
Image: 1264058803
Rating: 8.67 (votes: 3)
License: Usage for Mineralienatlas project only
Fluoro-Edenit

Größe: 1,5 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Copyright: Matteo Chinellato
Contribution: Hg 2010-01-21
Locality: Monte Calvario / Biancavilla / Ätna-Vulkankomplex / Catania, Provinz / Sizilien (Sicilia), Region / Italien
Fluoro-Edenit
Views (File:
1309334109
): 1574
Fluoro-Edenit
Größe: 1,04 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Italien/Sizilien (Sicilia), Region/Catania, Provinz/Ätna-Vulkankomplex/Biancavilla/Monte Calvario
Mineral: Fluoro-edenite
Image: 1309334109
Rating: 8.67 (votes: 3)
License: Usage for Mineralienatlas project only
Fluoro-Edenit

Größe: 1,04 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2011-06-29
Locality: Monte Calvario / Biancavilla / Ätna-Vulkankomplex / Catania, Provinz / Sizilien (Sicilia), Region / Italien
Fluoro-Edenit
Views (File:
1235743915
): 1125
Fluoro-Edenit
Größe: 1,46 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Sizilien (Sicilia), Region/Catania, Provinz/Ätna-Vulkankomplex/Biancavilla/Monte Calvario
Mineral: Fluoro-edenite
Image: 1235743915
Rating: 8.5 (votes: 2)
License: Usage for Mineralienatlas project only
Fluoro-Edenit

Größe: 1,46 mm; Fundort: Monte Calvario, Biancavilla, Ätna (Etna, Mongibello), Sizilien (Sicilia), Italien
Copyright: Matteo Chinellato
Contribution: Hg 2009-02-27
Locality: Monte Calvario / Biancavilla / Ätna-Vulkankomplex / Catania, Provinz / Sizilien (Sicilia), Region / Italien

Collectors Summary

Color hellgelb, hellgrün, grauschwarz
Streak color gelblichweiß, grauweiß
Lustre Glasglanz
Hardness (Mohs) 5 - 6
Cleavages vollkommen {110}
Fracture muschelig
Crystal System monoklin, C2/m

Chemism

Chemical formula

NaCa2(Mg,Fe2+)5[F|Al0.5Si3.5O11]2

Chemical composition

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

Unit weight: 877.6615599 u; Number of atoms in the formula: 40

Info

Empirical formula:

NaCa2(Mg0.75Fe0.25)5[FAl0.5Si3.5O11]2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

40.11

22

55.00

15.9994300

351.9874600
Fluorine

F

4.33

2

5.00

18.9984033

37.9968065
Sodium

Na

2.62

1

2.50

22.9897702

22.9897702
Magnesium

Mg

10.38

3.75

9.38

24.3050600

91.1439750
Aluminium

Al

3.07

1

2.50

26.9815382

26.9815382
Silicon

Si

22.40

7

17.50

28.0855300

196.5987100
Calcium

Ca

9.13

2

5.00

40.0784000

80.1568000
Iron

Fe

7.95

1.25

3.13

55.8452000

69.8065000

Analysis wt%

SiO2 : 52.92, Al2O3 : 3.53, Fe2O3 : 1.00, FeO : 1.60, MgO : 22.65, MnO : 0.46, CaO : 10.83, Na2O : 3.20, K2O : 0.84, F : 4.35 (Ref: American Mineralogist 2001)

Strunz 9th edition incl. updates

9.DE.15

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
E: Ketten- und Bandsilikate mit 2-periodischen Doppelketten, Si4O11; Amphibol-Familie, Klinoamphibole
15:Amphibole: Ca > Na

Lapis Classification

VIII/F.10-092

VIII: SILIKATE
F: Ketten- und Bandsilikate
10: Zweierbänder [Si4O11] 6-; Amphibol-Gruppe; Ca2-Amphibole

Classification by Hölzel

9.DH.210

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
H: Amphiboles; Calcic Amphiboles
2: Edenite-Group

Dana 8th edition

66.01.03a.10a

66: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2
01: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2 with P=2 amphibole configuration
03a: Group 2, the calcic amphiboles

IMA status

anerkannt, auch als Fluoredenit

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Amphibole supergroup  ⇒ (OH,F,Cl)-dominant amphiboles  ⇒ Calcium amphiboles  ⇒ Edenite (Ed) amphiboles

Optical Properties

Color

hellgelb, hellgrün, grauschwarz

Streak color

gelblichweiß, grauweiß

Lustre

Glasglanz

max. Birefringence

0.019
Birefringence chart\! Fluoro-edenite title=Birefringence chart Fluoro-edenite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.606

RI value β

1.617

RI value γ / ε

1.625

Ri mean

1.616

2V angle

Biaxial (-) 69° (gemessen) 77.2° (berechnet)

Optical Data Luminescence

Color SW-UV (254nm)

  

bläulich weiß

SW-UV Intensity

stark

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

9.847

Cell parameters b (Å)

18.017

Cell parameters c (Å)

5.268

Cell parameters a/b or c/a

0.547

Cell parameters c/b

0.292

Cell parameters α

90°

Cell parameters β

104.85

Cell parameters γ

90°

Z

2

Volume (ų)

903.398

X-Ray Powder Diffraction

8.403(60),
3.376(20),
3.271(50),
3.125(100),
2.938(20),
2.807(40),
2.703(30),
1.894(20)
XRD chart Fluoro-edenite

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)

5 - 6

VHN (Hardness Vickers)

530 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.01 (gemessen) 3.08 (berechnet)

3.226 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {110}

Fracture

muschelig

(Co-)Type locality

(Co-)Type locality

Italien/Sizilien (Sicilia), Region/Catania, Provinz/Ätna-Vulkankomplex/Biancavilla/Monte Calvario

Preface

Name from

der Verwandtschaft zu Edenit

Author (Name, Year)

Gianfagna & Oberti, 2001

Additional Information

Vorsicht beim Umgang! Fasern geeigneter Größe können eingeatmet werden und Krebserkrankungen verursachen.
Comba P., Gianfagna A., Paoletti L.: Pleural mesothelioma cases in Biancavilla are related to a new fluoro-edenite fibrous amphibole. Archives of Environmental Health: An International Journal Vol. 58 (2003) S. 229-232.

References

European Journal of Mineralogy 9 (1997), 115.

American Mineralogist 84 (1999), 1685.

American Mineralogist (2001) 86(6), 1489-1493.

Mineralogical Magazine 67 (2003), 1221.

Hawthorne, Frank C., and Roberta Oberti, On the classification of amphiboles - Canadian Mineralogist 44(1) (2006), 1-21.

Mineralogical Magazine 70 (2006), 291.

IMA group assignments

Other languages

German

Fluoro-Edenit

Spanish

Fluoro-edenita

English

Fluoro-edenite

Russian

Фтороэденит

Russian

Фторэденит

Simplified Chinese

氟淡闪石

Alternative Name

English

Fluoroedenite

CNMNC (IMA)-Number

IMA 1994-059

IMA 2000-049

CNMNC symbol

Symbol

Fled

Locations with GPS information

IDs

GUSID (Global unique identifier short form) tF7qduIpVESns9_zH6XDXg
GUID (Global unique identifier) 76EA5EB4-29E2-4454-A7B3-DFF31FA5C35E
Database ID 1251