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Scarbroite (Scarbroit)

Pictures (1 Images total)

Scarbroit
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Scarbroit
FO: North Yorkshire, Scarborough, England; Größe 2,3 x 1,3 cm
Copyright: Archiv: Berthold Stein (rtbstone); Contribution: rtbstone
Collection: rtbstone
Location: UK/England/North Yorkshire Co./Scarborough/South Bay
Mineral: Scarbroite
Image: 1250329970
License: Usage for Mineralienatlas project only
Scarbroit

FO: North Yorkshire, Scarborough, England; Größe 2,3 x 1,3 cm

Collection: rtbstone
Copyright: Archiv: Berthold Stein (rtbstone)
Contribution: rtbstone 2009-08-15
Locality: South Bay / Scarborough / North Yorkshire Co. / England / UK

Collectors Summary

Color weiß
Streak color weiß
Hardness (Mohs) 1.00 - 2.00
Solubility +++ Säuren
Crystal System triklin, P1, P1

Chemism

Chemical formula

Al5(OH)13(CO3)·5H2O

Chemical composition

Aluminium, Kohlenstoff, Sauerstoff, Wasserstoff

Unit weight: 506.089282 u; Number of atoms in the formula: 50

Info

Empirical formula:

Al5(OH)13(CO3)·5H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

4.58

23

46.00

1.0079470

23.1827810

Carbon

C

2.37

1

2.00

12.0107800

12.0107800

Oxygen

O

66.39

21

42.00

15.9994300

335.9880300

Aluminium

Al

26.66

5

10.00

26.9815382

134.9076910

Analysis wt%

Al2O3 : 50.37, CO2 : 8.70, H2O : 40.94 (Ref: berechnet)

Strunz 9th edition incl. updates

5.DA.35

5: Carbonate (Carbonate, Nitrate)
D: Carbonate mit weitere Anionen, mit H2O
A: Mit mittelgroßen [Kationen]
35:Scarbroit-Gruppe

Lapis Classification

V/E.04-010

V: NITRATE, CARBONATE UND BORATE
E: Wasserhaltige Carbonate, mit fremden Anionen

Classification by Hölzel

5.DA.800

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
D: Carbonates (+Anions +Water)
A: With small-medium Cations
8: Scarbroite-Group

Dana 8th edition

16b.07.08.01

16b: Carbonates - Hydroxyl or Halogen
07: Carbonates - Hydroxyl or Halogen

IMA status

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

weiß

Streak color

weiß

RI value α / ω / n

1.509

Ri mean

1.509

2V angle

Biaxial

Crystallography

Crystal System

triklin

Class (H-M)

1, 1

Space Group number

1, 2

Space Group

P1, P1

Cell parameters a (Å)

9.94

Cell parameters b (Å)

14.88

Cell parameters c (Å)

26.47

Cell parameters a/b or c/a

0.668

Cell parameters c/b

1.779

Cell parameters α

98.70

Cell parameters β

96.50

Cell parameters γ

89.0

Z

8

Volume (ų)

3845.178

X-Ray Powder Diffraction

8.66(100),
8.34(50),
5.99(70),
5.63(50),
4.456(50),
4.331(70),
4.159(50),
3.724(80)

XRD chart Scarbroite

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

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

1.00 - 2.00

VHN (Hardness Vickers)

18 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.01 (berechnet)

1.748 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

UK/England/North Yorkshire Co./Scarborough/South Bay

Preface

Author (Name, Year)

Vernon, 1829

References

Mineralogical Magazine 32 (1960), 354

Other languages

German

Scarbroit

English

Scarbroite

French

Scarbroite

Spanish

Scarbroíta

Alternative Name

Tucanite

CNMNC symbol

Symbol

Scr

Locations with GPS information

IDs

GUSID (Global unique identifier short form) p5TBDxUFAUimnnj2r9NLTQ
GUID (Global unique identifier) 0FC194A7-0515-4801-A69E-78F6AFD34B4D
Database ID 3409