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Bario-olgite

Pictures (1 Images total)

Bario-Olgit
Views (File:
1681049202
): 108
Bario-Olgit
eingewachsene Aggregate von Bario-Olgit, Palitra Pegmatit, Karnasurt Mine, Berg Kedykverpakhk, Kola-Halbinsel, Russland; BB ~ 3 cm
Copyright: mintreasure.com; Contribution: openpit
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Kedykverpakhk, Berg/Palitra-Pegmatit
Mineral: Bario-olgite
Image: 1681049202
License: Usage for Mineralienatlas project only
Bario-Olgit

eingewachsene Aggregate von Bario-Olgit, Palitra Pegmatit, Karnasurt Mine, Berg Kedykverpakhk, Kola-Halbinsel, Russland; BB 3 cm

Copyright: mintreasure.com
Contribution: openpit 2023-04-09
Locality: Palitra-Pegmatit / Kedykverpakhk, Berg / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Color hellgrün
Lustre Glasglanz
Hardness (Mohs) 4.25
Cleavages unvollkommen (00l) und (hk0)
Fracture uneben
Crystal System trigonal, P3

Chemism

Chemical formula

Na(Na,Sr,Ce)2Ba(PO4)2

Additional chem. information

Ba-dominantes Analog von Olgit

Chemical composition

Barium, Cerium, Natrium, Strontium, Phosphor, Sauerstoff

Unit weight: 458.44397684 u; Number of atoms in the formula: 14

Info

Empirical formula:

Na(Na0.6Sr0.3Ce0.1)2Ba(PO4)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

27.92

8

57.14

15.9994300

127.9954400

Sodium

Na

11.03

2.2

15.71

22.9897702

50.5774944

Phosphorus

P

13.51

2

14.29

30.9737612

61.9475224

Strontium

Sr

11.47

0.6

4.29

87.6210000

52.5726000

Barium

Ba

29.96

1

7.14

137.3277000

137.3277000

Cerium

Ce

6.11

0.2

1.43

140.1161000

28.0232200

Analysis wt%

P2O5 : 31.77, La2O3 : 2.41, Ce2O3 : 1.90, SrO : 16.57, BaO : 31.17, Na2O : 14.78, K2O : 0.87 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 2004)

Strunz 9th edition incl. updates

8.AC.40

8: Phosphate, Arsenate, Vanadate
A: Phosphate, etc., ohne weitere Anionen, ohne H2O
C: Mit mittelgroßen und großen [Kationen]
40:Olgit-Gruppe

Lapis Classification

VII/A.12-070

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
A: Wasserfreie Phosphate [PO4] 3-, ohne fremde Anionen
12: Sehr große Kationen: Ca-Na-K, SE, Bi u.a.

Classification by Hölzel

8.AD.110

8: PHOSPHATES ARSENATES VANADATES
A: Phosphates (-anions -water)
D: Phosphates, C large

Dana 8th edition

38.01.03.02

38: Anhydrous Phosphates, etc
01: Anhydrous Phosphates, etc A+ B++ XO4

IMA status

anerkannt 2003, anerkannt April 2008

Mineral status

anerkanntes Mineral

Optical Properties

Color

hellgrün

Diaphaneity (Transparency)

transparent

Lustre

Glasglanz

max. Birefringence

0.005

Birefringence chart\! Bario-olgite title=Birefringence chart Bario-olgite

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

1.628

RI value γ / ε

1.623

Ri mean

1.626

2V angle

Uniaxial (-)

Image ⇒ Luminescence ⇒ excitation ⇒ others (1 Images total)

Bario-Olgit
Views (File:
1681049315
): 23
Bario-Olgit
orange fluoreszierende Aggregate von Bario-Olgit, Palitra Pegmatit, Karnasurt Mine, Berg Kedykverpakhk, Kola-Halbinsel, Russland; BB ~ 3 cm, unbekannte Anregung
Copyright: mintreasure.com; Contribution: openpit
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Kedykverpakhk, Berg/Palitra-Pegmatit
Mineral: Bario-olgite
Image: 1681049315
License: Usage for Mineralienatlas project only
Bario-Olgit

orange fluoreszierende Aggregate von Bario-Olgit, Palitra Pegmatit, Karnasurt Mine, Berg Kedykverpakhk, Kola-Halbinsel, Russland; BB 3 cm, unbekannte Anregung

Copyright: mintreasure.com
Contribution: openpit 2023-04-09
Locality: Palitra-Pegmatit / Kedykverpakhk, Berg / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Crystallography

Crystal System

trigonal

Class (H-M)

3

Space Group number

143

Space Group

P3

Cell parameters a (Å)

5.549

Cell parameters b (Å)

-

Cell parameters c (Å)

7.032

Cell parameters a/b or c/a

1.267

Cell parameters c/b

-

Z

1

Volume (ų)

187.516

X-Ray Powder Diffraction

7.04(22), 3.964(60), 2.839(100), 2.774(100), 2.344(20), 1.984(40), 1.611(26)

XRD chart Bario-olgite

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)

4.25

VHN (Hardness Vickers)

230 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4 (gemessen)

4.059 ( ρ calc. Mineralienatlas )

Cleavages

unvollkommen (00l) und (hk0)

Fracture

uneben

Tenacity

spröde

Preface

Author (Name, Year)

Pekov & Chukanov & Kulikova & Zubkova & Krotova & Sorokina & Pushcharo

References

Sokolova, E.V., Nadezhina, T.N., Khomyakov, A.P. (1990): The X-ray study of high-barian olgite. Vestnik Moskovskogo Universiteta, ser. 4: Geology, No. 1, 87-91 (in Russisch).

Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 133 (2004) (1), 41

Pekov, I.V., Chukanov, N.V., Kulikova, I.M., Zubkova, N.V., Krotova, O.D., Sorokina, N.I., Pushcharovsky, D.Yu. (2004): A new mineral bario-olgite and its crystal structure. Zapiski VMO, 133, 1, 41-49 (in Russisch)

Neue Mineralien, IMA-WEB-Seite April 2008

Other languages

German

Bario-Olgit

English

Bario-olgite

Russian

Бариоольгит

Traditional Chinese

磷鋇鍶鈉石

Simplified Chinese

磷钡锶钠石

old name

English

Barioolgite

Alternative Name

German

Olgit-(Ba)

English

Olgite-(Ba)

CNMNC (IMA)-Number

IMA 2003-002

CNMNC symbol

Symbol

Bolg

IDs

GUSID (Global unique identifier short form) aYX7_peio0i-XVS6wxU0EQ
GUID (Global unique identifier) FEFB8569-A297-48A3-BE5D-54BAC3153411
Database ID 290