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Ferricoronadite

Collectors Summary

Color schwarz
Streak color braun-schwarz
Lustre Halbmetallglanz, Metallglanz
Cleavages ausgeprägt (100)
Crystal System tetragonal, I4/m

Chemism

Chemical formula

Pb(Mn4+6Fe3+2)O16

Empirical formula (analysis)

Pb1.03Ba0.32(Mn4+4.85Fe3+1.35Mn3+1.18Ti0.49Al0.09Zn0.04)Σ8.00O16

Chemical composition

Blei, Eisen, Mangan, Sauerstoff

Unit weight: 948.529098335 u; Number of atoms in the formula: 25.35

Info

Empirical formula:

Pb1.03Ba0.32(Mn4.85Fe1.35Mn1.18Ti0.49Al0.09Zn0.04)O16

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

26.99

16

63.12

15.9994300

255.9908800

Aluminium

Al

0.26

0.09

0.36

26.9815382

2.4283384

Titanium

Ti

2.47

0.49

1.93

47.8671000

23.4548790

Manganese

Mn

34.93

6.03

23.79

54.9380499

331.2764409

Iron

Fe

7.95

1.35

5.33

55.8452000

75.3910200

Zinc

Zn

0.28

0.04

0.16

65.4094000

2.6163760

Barium

Ba

4.63

0.32

1.26

137.3277000

43.9448640

Lead

Pb

22.50

1.03

4.06

207.2100000

213.4263000

Analysis wt%

BaO : 5.16, PbO : 24.50, ZnO : 0.33, Al2O3 : 0.50, Mn2O3 : 9.90, Fe2O3 : 11.45, TiO2 : 4.19, MnO2 : 44.81, Total : 100.84

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

anerkannt - CNMNC Jan. 2016

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Hollandite supergroup

Optical Properties

Color

schwarz

Streak color

braun-schwarz

Diaphaneity (Transparency)

opak

Lustre

Halbmetallglanz, Metallglanz

Reflectivity: (Lambda nm) ↓, ↑, Ø

(470) 28.70, 27.80, 28.25
(546) 27.60, 26.60, 27.10
(589) 27.20, 26.10, 26.65
(650) 26.50, 25.50, 26.00

Reflection chart Ferricoronadite

Reflectivity Ø

27.00

Crystallography

Crystal System

tetragonal

Class (H-M)

4/m

Space Group number

87

Space Group

I4/m

Cell parameters a (Å)

9.9043(7)

Cell parameters b (Å)

-

Cell parameters c (Å)

2.8986(9)

Cell parameters a/b or c/a

0.293

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

1

Volume (ų)

284.339

Crystal structure

Struktur bestimmt

X-Ray Powder Diffraction

3.497(33),
3.128(100),
2.424(27),
2.214(23),
2.178(17),
1.850(15),
1.651(16),
1.554(18)

XRD chart Ferricoronadite

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

Physical Properties

VHN (Hardness Vickers)

819 kg/mm2

Density (g/cm³)

5.538 (berechnet)

5.539 ( ρ calc. Mineralienatlas )

Cleavages

ausgeprägt (100)

(Co-)Type locality

(Co-)Type locality

Nordmazedonien/Čaška, Opština/Nežilovo

Nordmazedonien/Čaška, Opština/Nežilovo/Babuna-Tal/Gemischte Serienformation (Mixed Series formation)

Type material

Fersman Mineralogical Museum of the Russian Academy of Sciences, Moskau, Russland

National Institution Macedonian Museum of Natural History, Skopje, Macedonia

Collection number of type material

Moskau: 4787/1

Skopje: PNMG 790

Paragenesis of type material

Franklinit, Gahnit, Hetaerolit, Roméit, Almeidait, Mn-Analog von Plumboferrit, Zincohögbomit, Analog mit Fe3+ > Al, Zincochromit, Zn-haltiger Talk, Zn-haltiger Muskovit, Baryt, Quarz und Zirkon

Preface

Author (Name, Year)

Chukanov, N.V., Aksenov, S.M., Jancev, S., Pekov, I.V., Nelyubina, Y.V., Göttlicher, J., Polekhovsky, Y.S., Rusakov, V.S. and Van, K.V. (2016)

References

Chukanov, N.V., Aksenov, S.M., Jancev, S., Pekov, I.V., Nelyubina, Y.V., Göttlicher, J., Polekhovsky, Y.S., Rusakov, V.S. and Van, K.V. (2016) Ferricoronadite, IMA 2015-093. CNMNC Newsletter No. 29, February 2016, page 203; Mineralogical Magazine, 80, 199–205.

Chukanov, N.V., Aksenov, S.M., Jančev, S. et al.: A new mineral species ferricoronadite, Pb[Mn64+(Fe3+, Mn3+)2]O16: mineralogical characterization, crystal chemistry and physical properties. Phys Chem Minerals Vol.43, No. 7 (2016) S. 503-514.

IMA group assignments

Other languages

German

Ferricoronadit

English

Ferricoronadite

Russian

Феррикоронадит

CNMNC (IMA)-Number

IMA 2015-093

CNMNC symbol

Symbol

Fcor

Locations with GPS information

IDs

GUSID (Global unique identifier short form) _M1ESUObQUGs_Qn3HU7DKA
GUID (Global unique identifier) 4944CDFC-9B43-4141-ACFD-09F71D4EC328
Database ID 8078