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

Humboldtine

Pictures (5 Images total)

Humboldtin auf Brauneisen
Views (File:
1380533452
): 2715
Humboldtin auf Brauneisen
Hohes Horn, Ortenberg, Offenburg,Schwarzwald, Baden-Württemb. B:6cm.
Copyright: Doc Diether; Contribution: Doc Diether
Collection: MiMaOberwolfach
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Ortenberg (Baden)/Hohes Horn
Mineral: Humboldtine
Image: 1380533452
License: Usage for Mineralienatlas project only
Humboldtin auf Brauneisen

Hohes Horn, Ortenberg, Offenburg,Schwarzwald, Baden-Württemb. B:6cm.

Collection: MiMaOberwolfach
Copyright: Doc Diether
Contribution: Doc Diether 2013-09-30
Locality: Hohes Horn / Ortenberg (Baden) / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Raman Analyse von Humboldtin
Views (File:
1564410466
): 877
Raman Analyse von Humboldtin
Raman Analyse von Humboldtin im Auftrag von Andreas Schloth bei Joy Desor, Mineralanalytik EU.
Copyright: joy; Contribution: Manfred Früchtl
Collection: schlothi
Location: USA/Arizona/Pinal Co./Galiuro Mts/Bunker Hill District (Copper Creek District)/Mammoth/Copper Creek Canyon/Childs-Aldwinkle Mine
Mineral: Humboldtine
Image: 1564410466
License: Usage for Mineralienatlas project only
Raman Analyse von Humboldtin  R
Analysed with RAMAN spectroscopy

Raman Analyse von Humboldtin im Auftrag von Andreas Schloth bei Joy Desor, Mineralanalytik EU.

Collection: schlothi
Copyright: joy
Contribution: Manfred Früchtl 2019-07-29
Locality: Childs-Aldwinkle Mine / Copper Creek Canyon / Mammoth / Bunker Hill District (Copper Creek District) / Galiuro Mts / Pinal Co. / Arizona / USA
EDX Analyse von Humboldtin
Views (File:
1564410686
): 911
EDX Analyse von Humboldtin
EDX Analyse von Humboldtin, im Auftrag von Andreas Schloth bei Joy Desor, Mineralanalytik EU.
Copyright: joy; Contribution: Manfred Früchtl
Collection: schlothi
Location: USA/Arizona/Pinal Co./Galiuro Mts/Bunker Hill District (Copper Creek District)/Mammoth/Copper Creek Canyon/Childs-Aldwinkle Mine
Mineral: Humboldtine
Image: 1564410686
License: Usage for Mineralienatlas project only
EDX Analyse von Humboldtin  E
Analysed with energy dispersive X-ray spectroscopy EDX

EDX Analyse von Humboldtin, im Auftrag von Andreas Schloth bei Joy Desor, Mineralanalytik EU.

Collection: schlothi
Copyright: joy
Contribution: Manfred Früchtl 2019-07-29
Locality: Childs-Aldwinkle Mine / Copper Creek Canyon / Mammoth / Bunker Hill District (Copper Creek District) / Galiuro Mts / Pinal Co. / Arizona / USA
Humboldtin
Views (File:
1564411191
): 1341
Humboldtin
Gelbe stäbchenförmige Kristalle, Bb = 2 mm, Fundort: Childs-Aldwinkle Mine, Copper Creek (Copper Creek Canyon) , Bunker Hill District, Galiuro Mts , Pinal Co. , Arizona , USA. Diese Stufe ist nicht Analysiert. Modified by CombineZP
Copyright: Manfred Früchtl; Contribution: Manfred Früchtl
Collection: Lithothek der Münchener Micromounter, Collection number: A017527, Donator: Manfred Seitz
Location: USA/Arizona/Pinal Co./Galiuro Mts/Bunker Hill District (Copper Creek District)/Mammoth/Copper Creek Canyon/Childs-Aldwinkle Mine
Mineral: Humboldtine
Image: 1564411191
License: Usage for Mineralienatlas project only
Humboldtin (SNr: A017527)

Gelbe stäbchenförmige Kristalle, Bb = 2 mm, Fundort: Childs-Aldwinkle Mine, Copper Creek (Copper Creek Canyon) , Bunker Hill District, Galiuro Mts , Pinal Co. , Arizona , USA. Diese Stufe ist nicht...

Collection: Lithothek der Münchener Micromounter
Copyright: Manfred Früchtl
Contribution: Manfred Früchtl 2019-07-29
Locality: Childs-Aldwinkle Mine / Copper Creek Canyon / Mammoth / Bunker Hill District (Copper Creek District) / Galiuro Mts / Pinal Co. / Arizona / USA
Humboldtin
Views (File:
1643318128
): 926
Humboldtin
Humboldtin BB 3,5 mm Tschechien/Karlsbad (Karlovarsky kraj)/Falkenau an der Eger (Sokolov), Bezirk/Graslitz (Kraslice)/Eibenberg (Tisova)
Copyright: Hannes Osterhammer; Contribution: anatase2
Collection: anatase2, Collection number: 436
Location: Tschechien/Karlsbad (Karlovarský kraj)/Falkenau (Okres Sokolov)/Graslitz (Kraslice)/Eibenberg (Tisova)
Mineral: Humboldtine
Image: 1643318128
License: Usage for Mineralienatlas project only
Humboldtin (SNr: 436)

Humboldtin BB 3,5 mm Tschechien/Karlsbad (Karlovarsky kraj)/Falkenau an der Eger (Sokolov), Bezirk/Graslitz (Kraslice)/Eibenberg (Tisova)

Collection: anatase2
Copyright: Hannes Osterhammer
Contribution: anatase2 2022-01-27
Locality: Eibenberg (Tisova) / Graslitz (Kraslice) / Falkenau (Okres Sokolov) / Karlsbad (Karlovarský kraj) / Tschechien

You find additional specimen at the Geolitho Museum

Collectors Summary

Color bräunlichgelb, gelb
Streak color hellgelb
Hardness (Mohs) 1.75
Solubility +++ Säuren
Crystal System monoklin, C2/c

Chemism

Chemical formula

Fe2+(C2O4)·2H2O

Chemical composition

Eisen, Kohlenstoff, Sauerstoff, Wasserstoff

Unit weight: 179.895128 u; Number of atoms in the formula: 13

Info

Empirical formula:

Fe(C2O4)·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.24

4

30.77

1.0079470

4.0317880

Carbon

C

13.35

2

15.38

12.0107800

24.0215600

Oxygen

O

53.36

6

46.15

15.9994300

95.9965800

Iron

Fe

31.04

1

7.69

55.8452000

55.8452000

Strunz 9th edition incl. updates

10.AB.05

10: Organische Verbindungen
A: Salze organischer Säuren
B: Oxalate
05:Humboldtin-Gruppe

Lapis Classification

IX/A.01-050

IX: ORGANISCHE VERBINDUNGEN
A: Salze organischer Säuren
1: Oxalate [C2O4] 2-

Classification by Hölzel

A.AA.260

A: ORGANIC COMPLEXES
A: Carbonacids and their Salts
A: Oxalates

Dana 8th edition

50.01.03.01

50: Organic Minerals
01: Salts of Organic Acids (Oxalates)
03: Humboldtine Group

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

bräunlichgelb, gelb

Streak color

hellgelb

Diaphaneity (Transparency)

transparent bis Dull

max. Birefringence

0.198

Birefringence chart\! Humboldtine title=Birefringence chart Humboldtine

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

1.494

RI value β

1.561

RI value γ / ε

1.692

Ri mean

1.582

2V angle

Biaxial (+) 76°

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell parameters a (Å)

12.05

Cell parameters b (Å)

5.57

Cell parameters c (Å)

9.76

Cell parameters a/b or c/a

2.163

Cell parameters c/b

1.752

Cell parameters α

90°

Cell parameters β

124.30

Cell parameters γ

90°

Z

4

Volume (ų)

541.158

X-Ray Powder Diffraction

4.8(100),
4.7(60),
3.88(20),
3.597(20),
3.004(50),
2.654(30),
2.616(20),
1.816(20)

XRD chart Humboldtine

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)

1.75

VHN (Hardness Vickers)

24 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.28

2.208 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

Preface

Author (Name, Year)

de Rivero, 1821

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 300

Other languages

German

Humboldtin

Spanish

Humboldtina

French

Humboldtine

English

Humboldtine

Russian

Гумбольдтин

Alternative Name

German

Eisen-Resin

German

Faserresin

German

Oxalit

English

Oxalite

Italian

Oxalite

German

Oxalsaures Eisen

CNMNC symbol

Symbol

Hbd

Locations with GPS information

IDs

GUSID (Global unique identifier short form) jwSBNBAwrEuBRba-7fQALQ
GUID (Global unique identifier) 3481048F-3010-4BAC-8145-B6BEEDF4002D
Database ID 1643