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Gladiusite

Pictures (2 Images total)

Gladiusit
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Gladiusit

Kristallgröße: 1 mm, Fundort: Zheleznyi Mine, Kovdor Massif, Halbinsel Kola, Murmansk, Russland

Copyright: Jason B. Smith
Contribution: thdun5 2013-02-11
Locality: Zheleznyi Mine (Iron Mine) / Kovdor / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
feinnadeliger rotbrauner Gladiusit
Views (Image: 1642348064): 62
feinnadeliger rotbrauner Gladiusit (SNr: A041480)

Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Kovdor/Zheleznyi Mine (Iron Mine), BB = 1,9 mm

Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2022-01-16
Locality: Zheleznyi Mine (Iron Mine) / Kovdor / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Color dunkelgrün, grauschwarz-met.
Streak color olivgrün
Hardness (Mohs) 4
Cleavages keine
Fracture uneben
Solubility ++ HCl, nach einigen Stunden bei Raumtemperatur
Crystal System monoklin, P21/n

Chemism

Chem­ical formula

(Fe2+,Mg)4Fe3+2[(OH)11|PO4]·H2O

Chem­ical com­po­si­tion

Eisen, Magnesium, Phosphor, Sauerstoff, Wasserstoff

Unit weight: 603.5990122 u; Number of atoms in the formula: 36

Info

Empirical formula:

(Fe0.75Mg0.25)4Fe2[(OH)11PO4]·H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.17

13

36.11

1.0079470

13.1033110

Oxygen

O

42.41

16

44.44

15.9994300

255.9908800

Magnesium

Mg

4.03

1

2.78

24.3050600

24.3050600

Phosphorus

P

5.13

1

2.78

30.9737612

30.9737612

Iron

Fe

46.26

5

13.89

55.8452000

279.2260000

Anal­y­sis wt%

Ø P2O5 : 12.46, Fe2O3 : 29.90, MgO : 11.16, FeO : 25.00, MnO : 0.78, H2O : 20.18 (Ref: Canadian Mineralogist 2000)

Strunz 9th edi­tion incl. updates

8.DF.40

8: Phosphate, Arsenate, Vanadate
D: Phosphate, mit weiteren Anionen, mit H2O
F: Mit ausschließlich mittelgroßen [Kationen], (OH, etc.):RO4 > 3:1
40:Gladiusit-Gruppe

Lapis Clas­sifica­tion

VII/D.03-005

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
D: Wasserhaltige Phosphate, mit fremden Anionen
3: Mittelgroße Kationen: Cu-Zn-Mn-Al-Fe

Clas­sifica­tion by Hölzel

8.DH.130

8: PHOSPHATES ARSENATES VANADATES
D: Phosphates (+Anions +Water)
H: C small to medium, V: 2+3 P/OH < 0.5

Dana 8th edi­tion

42.11.18.05

42: Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
11: Hydrated Phosphates, etc., Containing Hydroxyl or Halogen where (AB)4 (XO4)3 Zq · x(H2O)
18: Whitmoreite Group

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

dunkelgrün, grauschwarz-met.

Streak color

olivgrün

max. Birefrin­gence

0.015

Birefringence chart\! Gladiusite title=Birefringence chart Gladiusite

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

1.722

RI value β

1.730

RI value γ / ε

1.737

Ri mean

1.730

2V angle

Biaxial (-) 86°c

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/n

Cell param­e­ters a (Å)

16.959

Cell param­e­ters b (Å)

11.650

Cell param­e­ters c (Å)

6.266

Cell param­e­ters a/b or c/a

1.456

Cell param­e­ters c/b

0.538

Cell param­e­ters α

90°

Cell param­e­ters β

90.0

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

1237.988

X-Ray Pow­der Diffrac­tion

9.61(50),
6.87(80),
5.83(90),
4.805(100),
3.787(60),
3.533(80),
3.428(40),
2.868(70)

XRD chart Gladiusite

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

VHN (Hard­ness Vick­ers)

300 (20g)

Density (g/cm³)

3.11 (gemessen)

3.238 ( ρ calc. Mineralienatlas )

Cleav­ages

keine

Frac­ture

uneben

Tenac­ity

spröde

Insta­bil­ity

++ HCl, nach einigen Stunden bei Raumtemperatur

Preface

Author (Name, Year)

Liferovich & Sokolova & Hawthorne & Laajoki & Gehör & Pakhomovsky & So

References

Canadian Mineralogist 38 (2000), 1477

Other languages

German

Gladiusit

Spanish

Gladiusita

English

Gladiusite

French

Gladiusite

Russian

Гладиусит

CNMNC (IMA)-Number

IMA 1998-011

CNMNC symbol

Symbol

Gds

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Gladiusit
Google-Bilder-Suche - search for: Gladiusit
Mineralienatlas.de (Forum) - search for: Gladiusit

English pages

Mindat - search for: Gladiusite
Webmineral - search for:Gladiusite
Handbook-of-Mineralogy - search for: Gladiusite
RRUFF - Raman, XRD and other mineral data - search for: Gladiusite
RRUFF - References and PDF downloads - search for: Gladiusite
American-Mineralogist-Crystal-Structure-Database - search for: Gladiusite
Strahlen.org - search for: Gladiusite

Russian pages

Webmineral.ru - search for: Гладиусит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Gladiusit
Crystal-Treasure.com - search for: Gladiusit
Bosse - search for: Gladiusit
Edelsteine Neuburg - Gundolf Fischer - search for: Gladiusit

Locations with GPS information