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Scrutinyite

Collectors Summary

Color grau-weiß mit rötlichbraun internen Reflektionen
Streak color dunkelbraun
Solubility +++ HCl, ++ H2SO4, HNO3
Crystal System orthorhombisch, Pbcn

Chemism

Chem­ical formula

alpha-PbO2

Chem­ical com­po­si­tion

Blei, Sauerstoff

Unit weight: 239.20886 u; Number of atoms in the formula: 3

Info

Empirical formula:

alpha-PbO2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

13.38

2

66.67

15.9994300

31.9988600

Lead

Pb

86.62

1

33.33

207.2100000

207.2100000

Anal­y­sis wt%

Ø PbO2 : 98.20 (Ref: Canadian Mineralogist 88)

Strunz 9th edi­tion incl. updates

4.DB.20

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
D: Metall: Sauerstoff = 1:2 und vergleichbare
B: Mit mittelgroßen [Kationen]: Ketten kantenverknüpfter Oktaeder
20:Scrutinyit-Gruppe

Lapis Clas­sifica­tion

IV/D.15-040

IV: OXIDE
D: Oxide mit Verhältnis Metall : Sauerstoff = 1:2 (MO2 und verwandte Verbindungen)

Clas­sifica­tion by Hölzel

4.DG.140

4: OXIDES
D: Dioxides
G: Brookite-Group

Dana 8th edi­tion

04.04.06.02

04: Oxide Minerals
04: Simple Oxides with a cation charge of 4+ (A++++ O2)

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

grau-weiß mit rötlichbraun internen Reflektionen

Streak color

dunkelbraun

Diaphane­ity (Trans­parency)

transparent bis durchscheinend

Optical Data Luminescence

Lumi­nes­cence

keine Fluoreszenz bekannt

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mmm

Space Group number

60

Space Group

Pbcn

Cell param­e­ters a (Å)

4.971

Cell param­e­ters b (Å)

5.956

Cell param­e­ters c (Å)

5.438

Cell param­e­ters a/b or c/a

0.835

Cell param­e­ters c/b

0.913

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

161.004

X-Ray Pow­der Diffrac­tion

3.816(40),
3.497(30),
3.117(100),
2.722(50),
2.606(30),
1.840(80),
1.635(40),
1.527(50)

XRD chart Scrutinyite

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

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

9.867 (berechnet)

9.868 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ HCl, ++ H2SO4, HNO3

Preface

Author (Name, Year)

Taggart & Foord & Rosenzweig & Hanson, 1988

References

Canadian Mineralogist 26 (1988), 905

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Scrutinyite

alpha-PbO2

orthorhombisch : mmm : Pbcn

4.DB.20

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Brookite

TiO2

orthorhombisch : mmm : Pbca

IV/D.15-010

Srilankite

(Ti,Zr)O2

orthorhombisch : mmm : Pbcn

IV/D.15-020

Carmichaelite

(Ti,Cr,Fe)(O,OH)2

monoklin : 2/m : P21/c

IV/D.15-025

Tellurite

TeO2

orthorhombisch : mmm : Pbca

IV/D.15-030

Scrutinyite

alpha-PbO2

orthorhombisch : mmm : Pbcn

IV/D.15-040

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Brookite

TiO2

orthorhombisch : mmm : Pbca

4.DG.100

Srilankite

(Ti,Zr)O2

orthorhombisch : mmm : Pbcn

4.DG.110

Scrutinyite

alpha-PbO2

orthorhombisch : mmm : Pbcn

4.DG.140

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Rutile

TiO2

tetragonal : 4/mmm : P42/mnm

04.04.01.01

Pyrolusite

MnO2

tetragonal : 4/mmm : P42/mnm

04.04.01.04

Cassiterite

SnO2

tetragonal : 4/mmm : P42/mnm

04.04.01.05

Plattnerite

PbO2

tetragonal : 4/mmm : P42/mnm

04.04.01.06

Argutite

GeO2

tetragonal : 4/mmm : P42/mnm

04.04.01.07

Stishovite

SiO2

tetragonal : 4/mmm : P42/mnm

04.04.01.09

Downeyite

SeO2

tetragonal : 4/mmm : P42/mbc

04.04.03.01

Paratellurite

TeO2

tetragonal : 422 : P43212

04.04.03.02

Anatase

TiO2

tetragonal : 4/mmm : I41/amd

04.04.04.01

Brookite

TiO2

orthorhombisch : mmm : Pbca

04.04.05.01

Tellurite

TeO2

orthorhombisch : mmm : Pbca

04.04.06.01

Scrutinyite

alpha-PbO2

orthorhombisch : mmm : Pbcn

04.04.06.02

Ramsdellite

MnO2

orthorhombisch : mmm : Pbnm

04.04.07.01

Nsutite

(gamma-MnO2)Mnx2+Mn1-x4+O2-2x(OH)2x

04.04.08.01

Other languages

German

Scrutinyit

English

Scrutinyite

French

Scrutinyite

Spanish

Scrutinyíta

Russian

Скрутиниит

Japanese

クートニアイト

IMA Number

IMA 1984-061

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

German pages

DeWikiPedia - search for: Scrutinyit
Google-Bilder-Suche - search for: Scrutinyit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Scrutinyit

English pages

Mindat - search for: Scrutinyite
Webmineral - search for:Scrutinyite
Handbook-of-Mineralogy - search for: Scrutinyite
RRUFF - Raman, XRD and other mineral data - search for: Scrutinyite
RRUFF - References and PDF downloads - search for: Scrutinyite
American-Mineralogist-Crystal-Structure-Database - search for: Scrutinyite
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Russian pages

Webmineral.ru - search for: Скрутиниит

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Scrutinyit
Bosse - search for: Scrutinyit

Locations with GPS information