https://www.edelsteine-neuburg.de
https://www.mineralbox.biz
https://www.mineraliengrosshandel.com
https://www.mineral-bosse.de
'._('einklappen').'
 

Hotsonite (Hotsonit)

Pictures (1 Images total)

Hotsonit
Views (File:
1266746091
): 965
Hotsonit
Hotsonit (porzellanartig) mit gelbem Natroalunit in Sillimanitfels; Größe 50 mm; Fundort: Hotson 6 Farm, Koenabib, Bosmanland, Nordkapprovinz, Südafrika (TL); Eigenfund 9/2009
Copyright: slugslayer; Contribution: slugslayer
Collection: giantcrystal
Location: Südafrika/Nordkap (Northern Cape), Provinz/Bosmanland/Koenabib Farm/Hotson 6 Mine
Mineral: Hotsonite
Image: 1266746091
License: Usage for Mineralienatlas project only
Hotsonit

Hotsonit (porzellanartig) mit gelbem Natroalunit in Sillimanitfels; Größe 50 mm; Fundort: Hotson 6 Farm, Koenabib, Bosmanland, Nordkapprovinz, Südafrika (TL); Eigenfund 9/2009

Collection: giantcrystal
Copyright: slugslayer
Contribution: slugslayer 2010-02-21
Locality: Hotson 6 Mine / Koenabib Farm / Bosmanland / Nordkap (Northern Cape), Provinz / Südafrika

Collectors Summary

Color weiß
Streak color weiß
Hardness (Mohs) 2.5
Solubility +++ Säuren
Crystal System triklin,

Chemism

Chemical formula

Al5(PO4)(SO4)(OH)10·8H2O

Chemical composition

Aluminium, Phosphor, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 640.1387542 u; Number of atoms in the formula: 59

Info

Empirical formula:

Al5(PO4)(SO4)(OH)10·8H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

4.09

26

44.07

1.0079470

26.2066220

Oxygen

O

64.98

26

44.07

15.9994300

415.9851800

Aluminium

Al

21.07

5

8.47

26.9815382

134.9076910

Phosphorus

P

4.84

1

1.69

30.9737612

30.9737612

Sulfur

S

5.01

1

1.69

32.0655000

32.0655000

Analysis wt%

Al2O3 : 40.51, P2O5 : 11.10, SO3 : 13.03, H2O : 34.40 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 90)

Strunz 9th edition incl. updates

8.DF.05

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

Lapis Classification

VII/D.21-010

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

Classification by Hölzel

7.DO.350

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
D: Sulfates (+Anions +Water)
O: With other complex Anions

Dana 8th edition

32.04.05.01

32: Compound Sulfates
04: Compound Sulfates (hydrous) with poly-anionic formula

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

weiß

Streak color

weiß

max. Birefringence

0.002

Birefringence chart\! Hotsonite title=Birefringence chart Hotsonite

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

1.519

RI value γ / ε

1.521

Ri mean

1.520

2V angle

Biaxial

Crystallography

Crystal System

triklin

Cell parameters a (Å)

11.23

Cell parameters b (Å)

11.66

Cell parameters c (Å)

10.55

Cell parameters a/b or c/a

0.963

Cell parameters c/b

0.905

Cell parameters α

112.53

Cell parameters β

107.53

Cell parameters γ

64.45

Z

2

Volume (ų)

1135.801

X-Ray Powder Diffraction

10.05(100),
8.45(40),
5.20(10),
5.01(10),
4.63(20),
4.43(10),
4.34(10),
3.67(10)

XRD chart Hotsonite

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

Physical Properties

Hardness (Mohs)

2.5

VHN (Hardness Vickers)

53 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.064 (gemessen)

1.872 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

Preface

Author (Name, Year)

Beukes & Schoch & Van der Westhuizen & Bok & De Bruiyn, 1984

References

American Mineralogist 69 (1984), 979

Other languages

German

Hotsonit

Spanish

Hotsonita

French

Hotsonite

English

Hotsonite

Russian

Хотсонит

CNMNC (IMA)-Number

IMA 1983-033

CNMNC symbol

Symbol

Hot

Locations with GPS information

IDs

GUSID (Global unique identifier short form) G1HK_yEDPEqF9gb_ZblRGQ
GUID (Global unique identifier) FFCA511B-0321-4A3C-85F6-06FF65B95119
Database ID 1632