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Northupite (Northupit)

Pictures (5 Images total)

Northupit
Views (File:
1189285047
): 1758
Northupit
Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA; 5 mm großer Oktaeder
Copyright: berthold; Contribution: slugslayer
Collection: berthold
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Northupite
Image: 1189285047
Rating: 8.5 (votes: 2)
License: Usage for Mineralienatlas project only
Northupit

Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA; 5 mm großer Oktaeder
Collection: berthold
Copyright: berthold
Contribution: slugslayer 2007-09-08
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA
Northupit
Views (File:
1264110305
): 1264
Northupit
Kristallgröße: 15 mm; Fundort: Katwe-See, Kasese-Distrikt, Uganda
Copyright: Paul Bongaerts; Contribution: slugslayer
Location: Uganda/Kasese, Distrikt/Katwe-Kikorongo Vulkan-Feld/Katwe-See
Mineral: Northupite
Image: 1264110305
License: Usage for Mineralienatlas project only
Northupit

Kristallgröße: 15 mm; Fundort: Katwe-See, Kasese-Distrikt, Uganda
Copyright: Paul Bongaerts
Contribution: slugslayer 2010-01-21
Locality: Katwe-See / Katwe-Kikorongo Vulkan-Feld / Kasese, Distrikt / Uganda
Northupit
Views (File:
1286900071
): 855
Northupit
Bildbreite: 1 cm, Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Copyright: Luigi Chiappino; Contribution: thdun5
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Northupite
Image: 1286900071
License: Usage for Mineralienatlas project only
Northupit

Bildbreite: 1 cm, Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Copyright: Luigi Chiappino
Contribution: thdun5 2010-10-12
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA
Northupit
Views (File:
1325824876
): 696
Northupit
Größe: 17 mm; Fundort: Kasese-Distrikt, Uganda
Copyright: Rock Currier; Contribution: slugslayer
Collection: British Museum of Natural History
Location: Uganda/Kasese, Distrikt
Mineral: Northupite
Image: 1325824876
License: Usage for Mineralienatlas project only
Northupit

Größe: 17 mm; Fundort: Kasese-Distrikt, Uganda
Collection: British Museum of Natural History
Copyright: Rock Currier
Contribution: slugslayer 2012-01-06
Locality: Kasese, Distrikt / Uganda
Northupit
Views (File:
1325824954
): 796
Northupit
Größe: 54x43 mm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Copyright: Rock Currier; Contribution: slugslayer
Collection: Rock Currier
Location: USA/Kalifornien (California)/San Bernardino Co./Searles Lake
Mineral: Northupite
Image: 1325824954
License: Usage for Mineralienatlas project only
Northupit

Größe: 54x43 mm; Fundort: Searles Lake, San Bernardino Co., Kalifornien, USA
Collection: Rock Currier
Copyright: Rock Currier
Contribution: slugslayer 2012-01-06
Locality: Searles Lake / San Bernardino Co. / Kalifornien (California) / USA

Collectors Summary

Color farblos, gelb, grün, braun, olive, grau
Streak color weiß
Hardness (Mohs) 3.5 - 4
Solubility +++ Säuren, heißes H2O
Crystal System kubisch, Fd3

Chemism

Chemical formula

Na3Mg(CO3)2Cl

Chemical composition

Chlor, Magnesium, Natrium, Kohlenstoff, Sauerstoff

Unit weight: 248.7457106 u; Number of atoms in the formula: 13

Info

Empirical formula:

Na3Mg(CO3)2Cl

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Carbon

C

9.66

2

15.38

12.0107800

24.0215600
Oxygen

O

38.59

6

46.15

15.9994300

95.9965800
Sodium

Na

27.73

3

23.08

22.9897702

68.9693106
Magnesium

Mg

9.77

1

7.69

24.3050600

24.3050600
Chlorine

Cl

14.25

1

7.69

35.4532000

35.4532000

Analysis wt%

Ø Na2O : 36.99, MgO : 16.08, Cl : 14.10, CO2 : 35.12, H2O : 0.72 (Ref: Dana, 7th ed. 2)

Strunz 9th edition incl. updates

5.BF.05

5: Carbonate (Carbonate, Nitrate)
B: Carbonate mit weitere Anionen, ohne H2O
F: Mit [Cl], SO4, P04
05:Northupit-Gruppe

Lapis Classification

V/C.03-010

V: NITRATE, CARBONATE UND BORATE
C: Wasserfreie Carbonate, mit fremden Anionen

Classification by Hölzel

5.BB.250

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
B: Carbonates (+Anions -Water)
B: Dawsonite-Group

Dana 8th edition

16a.03.09.01

16a: Carbonates - Hydroxyl or Halogen
03: Carbonates - Hydroxyl or Halogen where (A B)2 (XO3) Zq

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos, gelb, grün, braun, olive, grau

Streak color

weiß

RI value α / ω / n

1.514

Ri mean

1.514

2V angle

Isotropisch

Optical Data Luminescence

Color LW-UV (365nm)

  

gelblich weiß

Color SW-UV (254nm)

  

gelb

SW-UV Other Colors

          

bläulich weiß, grünlich, blau, bläulich, grünlich weiß

Crystallography

Crystal System

kubisch

Class (H-M)

m3

Space Group number

203

Space Group

Fd3

Cell parameters a (Å)

13.98

Cell parameters b (Å)

-

Cell parameters c (Å)

-

Cell parameters a/b or c/a

1

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

16

Volumne (ų)

2732.257

X-Ray Powder Diffraction

8.08(50),
4.96(30),
3.21(30),
2.863(30),
2.697(70),
2.473(100),
2.371(30),
2.111(50)
XRD chart Northupite

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)

3.5 - 4

VHN (Hardness Vickers)

160 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.380 (gemessen)

2.419 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren, heißes H2O

(Co-)Type locality

(Co-)Type locality

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

Preface

Author (Name, Year)

Foote, 1895

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 505

Other languages

German

Northupit

Spanish

Northupita

French

Northupite

English

Northupite

Russian

Нортупит

Traditional Chinese

氯碳酸鈉鎂石

CNMNC symbol

Symbol

Nup

Locations with GPS information