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Paseroite

Pictures (1 Images total)

Paseroit
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1587281448
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Paseroit
schwarzer Kristall von Paseroit, Molinello Mine, Ne, Graveglia-Tal Genua, Ligurien, Italien; BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Italien/Ligurien (Liguria), Region/Genua (Genova), Metropolitanstadt/Ne/Val Graveglia/Miniera di Molinello
Mineral: Paseroite
Image: 1587281448
License: Usage for Mineralienatlas project only
Paseroit

schwarzer Kristall von Paseroit, Molinello Mine, Ne, Graveglia-Tal Genua, Ligurien, Italien; BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-04-19
Locality: Miniera di Molinello / Val Graveglia / Ne / Genua (Genova), Metropolitanstadt / Ligurien (Liguria), Region / Italien

Collectors Summary

Color dunkelgrau bis schwarz
Streak color schwarz
Hardness (Mohs) 6 - 6.5
Fracture muschelig
Crystal System triklin, R3

Chemism

Chemical formula

PbMn2+(Mn2+,Fe2+)2(V5+,Ti,Fe3+,☐)18O38

Empirical formula (analysis)

(Pb0.61Sr0.39)(V5+7.78Ti4+7.03Mn2+1.86Fe2+0.67Fe3+0.37Zn0.24Na0.19U0.02Mg0.02☐2.82)O38

Additional chem. information

Vanadium Analog von Senait

Chemical composition

Blei, Eisen, Mangan, Titan, Sauerstoff, Vanadium, Vakanz

Unit weight: 1686.9560634402 u; Number of atoms in the formula: 60

Info

Empirical formula:

(Pb0.61Sr0.39)(V7.78Ti7.03Mn1.86Fe0.67Fe0.37Zn0.24Na0.19U0.02Mg0.02Vc2.82)O38

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Vacancy

Vc

0.00

2.82

4.70

0.0000000

0.0000000
Oxygen

O

36.04

38

63.33

15.9994300

607.9783400
Sodium

Na

0.26

0.19

0.32

22.9897702

4.3680563
Magnesium

Mg

0.03

0.02

0.03

24.3050600

0.4861012
Titanium

Ti

19.95

7.03

11.72

47.8671000

336.5057130
Vanadium

V

23.49

7.78

12.97

50.9415100

396.3249478
Manganese

Mn

6.06

1.86

3.10

54.9380499

102.1847728
Iron

Fe

3.44

1.04

1.73

55.8452000

58.0790080
Zinc

Zn

0.93

0.24

0.40

65.4094000

15.6982560
Strontium

Sr

2.03

0.39

0.65

87.6210000

34.1721900
Lead

Pb

7.49

0.61

1.02

207.2100000

126.3981000
Uranium

U

0.28

0.02

0.03

238.0289130

4.7605783

Strunz 9th edition incl. updates

4.CC.40

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
C: Metall: Sauerstoff = 2: 3,3: 5, und vergleichbare
C: Mit großen und mittelgroßen Kationen
40:Crichtonit-Gruppe

Lapis Classification

IV/C.09-058

IV: OXIDE
C: Oxide mit Verhältnis Metall : Sauerstoff = 2:3 (M2O3 und verwandte Verbindungen)
9: Crichtonit-Gruppe

Classification by Hölzel

4.CE.405

4: OXIDES
C: R2O3 Sesquioxides
E: Other complex Oxides, mostly hextrig
4: Senaite-Group

IMA status

anerkannt - CNMNC Newsletter - NEW MINERAL PROPOSALS APPROVED IN OCTOBER 2011

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Crichtonite Group

Optical Properties

Color

dunkelgrau bis schwarz

Streak color

schwarz

Crystallography

Crystal System

triklin

Class (H-M)

3

Space Group number

148

Space Group

R3

Cell parameters a (Å)

10.3894

Cell parameters b (Å)

-

Cell parameters c (Å)

20.8709

Cell parameters a/b or c/a

2.009

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

3

Volume (ų)

1950.8

Crystal structure

Struktur bestimmt

X-Ray Powder Diffraction

3.417(100), 3.012(21), 2.896(61), 2.858(36), 2.765(27), 2.260(85), 2.149(65), 1.809(57)
XRD chart Paseroite

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)

6 - 6.5

VHN (Hardness Vickers)

847 (500g)

Density (g/cm³)

4.315 (berechnet)

4.308 ( ρ calc. Mineralienatlas )

Fracture

muschelig

Tenacity

spröde

(Co-)Type locality

(Co-)Type locality

Italien/Ligurien (Liguria), Region/Genua (Genova), Metropolitanstadt/Ne/Val Graveglia/Miniera di Molinello

Type material

Museo di Storia Naturale, Sezione di Mineralogia e Litologia, Universita` di Firenze, Firenze, Italy

Collection number of type material

3111/I

Paragenesis of type material

Paseroit tritt in direkter Verbindung mit Quarz, Chalkozit, Volborthit, Metatyuyamunit und Pyrophanit auf und wurde auch als Zone in V-reichen Senait-Kristallen gefunden, zu denen es eine Reihe von Mischkristallen bildet.

Preface

Name from

Marco Pasero (geb. 1958), Professor für Mineralogie an der Universität von Pisa

Author (Name, Year)

Mills, S.J., Bindi, L., Cadoni, M., Ciriotti, M.E. and Kampf, A.R. (2011)

References

Mills, S.J., Bindi, L., Cadoni, M., Ciriotti, M.E. and Kampf, A.R. (2011) Paseroite, IMA 2011-069. CNMNC Newsletter No. 11, December 2011, page 2891; Mineralogical Magazine, 75, 2887-2893.

Mills, S.J., Bindi, L., Cadoni, M., Kampf, A.R., Ciriotti, M.E., Ferraris, G. (2012) Paseroite, PbMn2+(Mn2+,Fe2+)2(V5+,Ti,Fe3+,☐)18O38, a new member of the crichtonite group. European Journal of Mineralogy, 24, 1061-1067.

Fernando Cámara, G. Diego Gatta, Yulia Uvarova, Olivier C. Gagne, and Dmitriy I. Belakovskiy: New Mineral Names. American Mineralogist Vol. 99, Nr. 10 (2014) S. 2150-2158.

IMA group assignments

Other languages

German

Paseroit

English

Paseroite

Russian

Пазероит

CNMNC (IMA)-Number

IMA 2011-069

CNMNC symbol

Symbol

Psr

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 3tyMZjUVz0GEXP9S567lzg
GUID (Global unique identifier) 668CDCDE-1535-41CF-845C-FF52E7AEE5CE
Database ID 7143