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Hanksite

Pictures (12 Images total)

Hanksit
Views (File:
1189285469
): 3748, Rating: 8.4
Hanksit
Größe: 11.1 x 10.2 x 7.3 cm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Copyright: Rob Lavinsky; Contribution: Philip Blümner
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Hanksite
Image: 1189285469
Rating: 8.4 (votes: 5)
License: Usage for Mineralienatlas project only
Hanksit

Größe: 11.1 x 10.2 x 7.3 cm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA

Copyright: Rob Lavinsky
Contribution: Philip Blümner 2007-09-08
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA
Hanksit
Views (File:
1395529444
): 1561
Hanksit
Searles Lake, San Bernardino Co., California, USA, 58 x 50 x 48 mm
Copyright: Embarak; Contribution: Embarak
Collection: Embarak
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Hanksite
Image: 1395529444
Rating: 8 (votes: 2)
License: Usage for Mineralienatlas project only
Hanksit

Searles Lake, San Bernardino Co., California, USA, 58 x 50 x 48 mm
Collection: Embarak
Copyright: Embarak
Contribution: Embarak 2014-03-22
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA
Hanksite
Views (File:
1524062893
): 988
Hanksite
DT, Hanksite crystal, from Searles Lake, San Bernardino Co., California, USA; Size 59 х 34 х 34 mm
Copyright: pegmatite; Contribution: pegmatite
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Hanksite
Image: 1524062893
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Hanksite

DT, Hanksite crystal, from Searles Lake, San Bernardino Co., California, USA; Size 59 х 34 х 34 mm
Copyright: pegmatite
Contribution: pegmatite 2018-04-18
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA
Hanksit
Views (File:
1264072316
): 1885
Hanksit
Größe: 80x60 mm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Copyright: Paul Bongaerts; Contribution: Philip Blümner
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Hanksite
Image: 1264072316
Rating: 5.5 (votes: 2)
License: Usage for Mineralienatlas project only
Hanksit

Größe: 80x60 mm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Copyright: Paul Bongaerts
Contribution: Philip Blümner 2010-01-21
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA
Hanksit XX
Views (File:
1189285275
): 1924
Hanksit XX
Größe: 5.9 x 5.1 x 4.0 cm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Copyright: Rob Lavinsky; Contribution: Philip Blümner
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Hanksite
Image: 1189285275
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Hanksit XX

Größe: 5.9 x 5.1 x 4.0 cm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA

Copyright: Rob Lavinsky
Contribution: Philip Blümner 2007-09-08
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA

Collectors Summary

Color farblos
Streak color weiß
Hardness (Mohs) 3.00 - 3.50
Solubility +++ H2O, dehydriert und ist hygroskopisch!, Aufbewahrung ingeschlossenen Behältern oder unter Öl
Crystal System hexagonal, P63/m

Chemism

Chemical formula

KNa22(SO4)9(CO3)2Cl

Chemical composition

Chlor, Natrium, Kalium, Kohlenstoff, Sauerstoff, Schwefel

Unit weight: 1564.9135744 u; Number of atoms in the formula: 77

Info

Empirical formula:

KNa22(SO4)9(CO3)2Cl

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Carbon

C

1.54

2

2.60

12.0107800

24.0215600
Oxygen

O

42.94

42

54.55

15.9994300

671.9760600
Sodium

Na

32.32

22

28.57

22.9897702

505.7749444
Sulfur

S

18.44

9

11.69

32.0655000

288.5895000
Chlorine

Cl

2.27

1

1.30

35.4532000

35.4532000
Potassium

K

2.50

1

1.30

39.0983100

39.0983100

Analysis wt%

Na2O : 43.61, K2O : 2.88, Cl : 2.28, CO2 : 5.63, SO3 : 45.78 (Ref: Dana, 7th ed. 2)

Strunz 9th edition incl. updates

7.BD.30

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
B: Sulfate (Selenate, etc.) mit weitere Anionen, ohne H2O
D: Mit ausschließlich großen [Kationen]
30:Hanksit-Gruppe

Lapis Classification

VI/B.14-030

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
B: Wasserfreie Sulfate, mit fremden Anionen
14: Große Kationen vorwiegend

Classification by Hölzel

7.BD.910

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
B: Sulfates (+Anions -Water)
D: Sulfates, C large

Dana 8th edition

32.03.01.01

32: Compound Sulfates
03: Compound Sulfates (anhydrous) with poly-anionic formula

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos

Streak color

weiß

max. Birefringence

0.020
Birefringence chart\! Hanksite title=Birefringence chart Hanksite

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

1.481

RI value γ / ε

1.461

Ri mean

1.474

2V angle

Uniaxial (-)

Optical Data Luminescence

Color LW-UV (365nm)

  

gelblich weiß

Color SW-UV (254nm)

  

gelblich weiß

Color SW-UV Afterglow (254nm)

  

gelblich weiß

SW-UV Afterglow Intensity

sehr stark

Crystallography

Crystal System

hexagonal

Class (H-M)

6/m

Space Group number

176

Space Group

P63/m

Cell parameters a (Å)

10.465

Cell parameters b (Å)

-

Cell parameters c (Å)

21.191

Cell parameters a/b or c/a

2.025

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

2

Volume (ų)

2009.836

X-Ray Powder Diffraction

3.812(100),
3.531(70),
3.425(60),
2.930(30),
2.787(70),
2.618(50),
2.452(20),
1.907(20)
XRD chart Hanksite

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)

3.00 - 3.50

VHN (Hardness Vickers)

108 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.56 (gemessen)

2.586 ( ρ calc. Mineralienatlas )

Instability

+++ H2O, dehydriert und ist hygroskopisch!, Aufbewahrung ingeschlossenen Behältern oder unter Öl

(Co-)Type locality

(Co-)Type locality

USA/Kalifornien (California)/San Bernardino Co./Searles Lake

Preface

Author (Name, Year)

Hidden, 1885

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 276

Other languages

Dutch

Hanksiet

German

Hanksit

Spanish

Hanksita

French

Hanksite

English

Hanksite

Russian

Ганксит

Traditional Chinese

碳鉀鈉礬

Simplified Chinese

碳钾钠矾

Japanese

ﾊﾝｸｽ石

Alternative Name

Simplified Chinese

碳酸芒硝

CNMNC symbol

Symbol

Hks

Locations with GPS information

IDs

GUSID (Global unique identifier short form) G6C2czvGRUyx6Xmf3o0Yiw
GUID (Global unique identifier) 73B6A01B-C63B-4C45-B1E9-799FDE8D188B
Database ID 1513