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Shilovite

Pictures (2 Images total)

Shilovit und Ammineit
Views (File:
1438246826
): 636
Shilovit und Ammineit
Purple shilovite crystals and blue crystalline masses of ammineite. From the collection of the co-author of shilovite; G. Möhn. Field of View: 4 mm; Pabellón de Pica, Chanabaya, Iquique Province, Tarapacá Region, Chile
Copyright: Leonardus; Contribution: Stefan
Location: Chile/Tarapacá, Region (I. Region)/Iquique, Provinz/Chanabaya/Pabellón de Pica
Mineral: Shilovite
Image: 1438246826
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Shilovit und Ammineit

Purple shilovite crystals and blue crystalline masses of ammineite. From the collection of the co-author of shilovite; G. Möhn. Field of View: 4 mm; Pabellón de Pica, Chanabaya, Iquique Province, T...
Copyright: Leonardus
Contribution: Stefan 2015-07-30
Locality: Pabellón de Pica / Chanabaya / Iquique, Provinz / Tarapacá, Region (I. Region) / Chile
Shilovit und Ammineit
Views (File:
1438247056
): 643
Shilovit und Ammineit
purplish blue shilovite with lighter blue ammineite; specimen swapped with Luigi Chiappino at the 2015 MM-meeting in Bergamo; Field of View: 1.4 mm; Pabellón de Pica, Chanabaya, Iquique Province, Tarapacá Region, Chile
Copyright: Joachim Esche; Contribution: Stefan
Location: Chile/Tarapacá, Region (I. Region)/Iquique, Provinz/Chanabaya/Pabellón de Pica
Mineral: Shilovite
Image: 1438247056
License: Usage for Mineralienatlas project only
Shilovit und Ammineit

purplish blue shilovite with lighter blue ammineite; specimen swapped with Luigi Chiappino at the 2015 MM-meeting in Bergamo; Field of View: 1.4 mm; Pabellón de Pica, Chanabaya, Iquique Province, T...
Copyright: Joachim Esche
Contribution: Stefan 2015-07-30
Locality: Pabellón de Pica / Chanabaya / Iquique, Provinz / Tarapacá, Region (I. Region) / Chile

Collectors Summary

Color tief violettblau
Hardness (Mohs) 2
Cleavages teilbar
Crystal System orthorhombisch, Pnn2

Chemism

Chemical formula

Cu(NH3)4(NO3)2

Empirical formula (analysis)

H12.56(Cu1.09Fe0.01)N5.87O6.00

Chemical composition

Kupfer, Sauerstoff, Stickstoff, Wasserstoff

Unit weight: 260.69975972 u; Number of atoms in the formula: 25.53

Info

Empirical formula:

H12.56(Cu1.09Fe0.01)N5.87O6.00

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

4.86

12.56

49.20

1.0079470

12.6598143
Nitrogen

N

31.54

5.87

22.99

14.0067200

82.2194464
Oxygen

O

36.82

6

23.50

15.9994300

95.9965800
Iron

Fe

0.21

0.01

0.04

55.8452000

0.5584520
Copper

Cu

26.57

1.09

4.27

63.5463000

69.2654670

Analysis wt%

Cu : 26.04, Fe : 0.31, N : 30.8, O : 35.95, H : 4.74, Total : 100.69

Strunz 9th edition incl. updates

5.N.

5: Carbonate (Carbonate, Nitrate)
N: Nitrate

Lapis Classification

V/A.03-030

V: NITRATE, CARBONATE UND BORATE
A: Nitrate [NO3] 1-

IMA status

aberkannt - CNMNC Newsletter No. 21, August 2014

Mineral status

anerkanntes Mineral

Optical Properties

Color

tief violettblau

max. Birefringence

0.083
Birefringence chart\! Shilovite title=Birefringence chart Shilovite

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

α = 1.527(2)

RI value β

β = 1.545(5)

RI value γ / ε

γ = 1.610(2)

Ri mean

1.561

2V angle

Biaxial (+)

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mm2

Space Group number

34

Space Group

Pnn2

Cell parameters a (Å)

23.6585(9)

Cell parameters b (Å)

10.8238(4)

Cell parameters c (Å)

6.9054(3)

Cell parameters a/b or c/a

2.186

Cell parameters c/b

0.638

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

8

Volumne (ų)

1768.299

Kristall structure

Bekanntes synthetisches Analog; Struktur bestimmt

X-Ray Powder Diffraction

5.931(41), 5.841(100), 5.208(47), 4.162(88), 4.005(62), 3.462(50), 3.207(32), 2.881(40)
XRD chart Shilovite

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

Physical Properties

Hardness (Mohs)

2

Density (g/cm³)

1.92 (berechnet)

1.958 ( ρ calc. Mineralienatlas )

Cleavages

teilbar

(Co-)Type locality

(Co-)Type locality

Chile/Tarapacá, Region (I. Region)/Iquique, Provinz/Chanabaya/Pabellón de Pica

Type material

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

Collection number of type material

4542/1

Paragenesis of type material

Halit, Ammineit, Atacamit (ein Produkt der Ammineit Alterung) und Thénardit

Preface

Occurrences

Shilovit tritt als tiefviolettblaue, unvollkomme, dicktafelig Kristalle bis 0,15 mm Größe in massiven Steinsalz auf.

Author (Name, Year)

Nikita V. Chukanov, Sergey N. Britvin, Gerhard Möhn, Igor V. Pekov, Natalia V. Zubkova, Fabrizio Nestola, Anatoly V. Kasatkin und Maurizio Dini (2014)

Chukanov, Nikita V.; Britvin, Sergey N.; Möhn, Gerhard; Pekov, Igor V.; Zubkova, Natalia V.; Nestola, Fabrizio; Kasatkin, Anatoly V.; Dini, Maurizio - Shilovite, natural copper(II) tetrammine nitrate, a new mineral species - Mineralogical Magazine (pre-print) July 29, 2015

References

Chukanov, N.V., Britvin, S.N., Möhn, G., Pekov, I.V., Zubkova, N.V., Nestola, F., Kasatkin, A.V. and Dini, M. (2014) Shilovite, IMA 2014-016. CNMNC Newsletter No. 21, August 2014, page 798; Mineralogical Magazine, 78, 797-804.

Other languages

German

Shilovit

English

Shilovite

Russian

Шиловит

CNMNC (IMA)-Number

IMA 2014-016

CNMNC symbol

Symbol

Shil

Locations with GPS information

IDs

GUSID (Global unique identifier short form) D6tdCBkYz0uahvvWQ-EDRA
GUID (Global unique identifier) 085DAB0F-1819-4BCF-9A86-FBD643E10344
Database ID 7781