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Eurekadumpite (Eurekadumpit)

Pictures (8 Images total)

Eurekadumpit
Views (File:
1364899316
): 1109
Eurekadumpit
Kugelige blaue Kristallaggregate mit Malachit und Quarz, BB = 3,8 mm; Fundort: Centennial Eureka Mine, Tintic District, Juab Co., Utah, USA.
Copyright: Bebo; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A028046, Donator: eschuhbauer
Location: USA/Utah/Juab Co./Tintic District/Eureka/Centennial Eureka Mine
Mineral: Eurekadumpite
Image: 1364899316
Rating: 9.5 (votes: 2)
License: Usage for Mineralienatlas project only
Eurekadumpit (SNr: A028046)

Kugelige blaue Kristallaggregate mit Malachit und Quarz, BB = 3,8 mm; Fundort: Centennial Eureka Mine, Tintic District, Juab Co., Utah, USA.

Collection: Lithothek der Münchener Micromounter
Copyright: Bebo
Contribution: Münchener Micromounter 2013-04-02
Locality: Centennial Eureka Mine / Eureka / Tintic District / Juab Co. / Utah / USA
Eurekadumpit neben Zemannit
Views (File:
1577790938
): 242
Eurekadumpit neben Zemannit
hellgelbe Nadeln von Zemannit mit türkisen kugeligen Aggregaten von Eurekadumpit, North Star Mine, Mammoth, Arizona, USA; BB < 1 mm
Copyright: Joy Desor; Contribution: openpit
Location: USA/Utah/Juab Co./Tintic District/Mammoth/North Star Mine
Mineral: Eurekadumpite, Zemannite
Image: 1577790938
Rating: 8.5 (votes: 2)
License: Usage for Mineralienatlas project only
Eurekadumpit neben Zemannit

hellgelbe Nadeln von Zemannit mit türkisen kugeligen Aggregaten von Eurekadumpit, North Star Mine, Mammoth, Arizona, USA; BB < 1 mm

Copyright: Joy Desor
Contribution: openpit 2019-12-31
Locality: North Star Mine / Mammoth / Tintic District / Juab Co. / Utah / USA
Eurekadumpit
Views (File:
1364898492
): 565
Eurekadumpit
Kugelige blaue Kristalle, BB = 2,8 mm; Fundort: Centennial Eureka Mine, Tintic District, Juab Co., Utah, USA.
Copyright: Bebo; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A019579, Donator: Joe Marty
Location: USA/Utah/Juab Co./Tintic District/Eureka/Centennial Eureka Mine
Mineral: Eurekadumpite
Image: 1364898492
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Eurekadumpit (SNr: A019579)

Kugelige blaue Kristalle, BB = 2,8 mm; Fundort: Centennial Eureka Mine, Tintic District, Juab Co., Utah, USA.

Collection: Lithothek der Münchener Micromounter
Copyright: Bebo
Contribution: Münchener Micromounter 2013-04-02
Locality: Centennial Eureka Mine / Eureka / Tintic District / Juab Co. / Utah / USA
Eurekadumpit
Views (File:
1278667046
): 1220
Eurekadumpit
Bildbreite: 2 mm, Fundort: Centennial Eureka Mine, Tintic District, Juab Co., Utah, USA
Copyright: Luigi Chiappino; Contribution: thdun5
Location: USA/Utah/Juab Co./Tintic District/Eureka/Centennial Eureka Mine
Mineral: Eurekadumpite
Image: 1278667046
Rating: 4 (votes: 2)
License: Usage for Mineralienatlas project only
Eurekadumpit

Bildbreite: 2 mm, Fundort: Centennial Eureka Mine, Tintic District, Juab Co., Utah, USA

Copyright: Luigi Chiappino
Contribution: thdun5 2010-07-09
Locality: Centennial Eureka Mine / Eureka / Tintic District / Juab Co. / Utah / USA
Eurekadumpit
Views (File:
1540998084
): 241
Eurekadumpit
Centennial Eureka Mine East Tintic Mts. Utah; Bildbreite 1,2 mm
Copyright: Ulrich Hansper; Contribution: Ulrich Hansper
Collection: Ulrich Hansper
Location: USA/Utah/Juab Co./Tintic District/Eureka/Centennial Eureka Mine
Mineral: Eurekadumpite
Image: 1540998084
License: Usage for Mineralienatlas project only
Eurekadumpit

Centennial Eureka Mine East Tintic Mts. Utah; Bildbreite 1,2 mm

Collection: Ulrich Hansper
Copyright: Ulrich Hansper
Contribution: Ulrich Hansper 2018-10-31
Locality: Centennial Eureka Mine / Eureka / Tintic District / Juab Co. / Utah / USA
Eurekadumpit
Views (File:
1540998252
): 234
Eurekadumpit
Centennial Eureka Mine East Tintic Mts. Utah; Bildbreite 1,2 mm
Copyright: Ulrich Hansper; Contribution: Ulrich Hansper
Collection: Ulrich Hansper
Location: USA/Utah/Juab Co./Tintic District/Eureka/Centennial Eureka Mine
Mineral: Eurekadumpite
Image: 1540998252
License: Usage for Mineralienatlas project only
Eurekadumpit

Centennial Eureka Mine East Tintic Mts. Utah; Bildbreite 1,2 mm

Collection: Ulrich Hansper
Copyright: Ulrich Hansper
Contribution: Ulrich Hansper 2018-10-31
Locality: Centennial Eureka Mine / Eureka / Tintic District / Juab Co. / Utah / USA

You find additional specimen at the Geolitho Museum

Collectors Summary

Color blaugrün, türkisfarben
Streak color hell türkisfarben
Lustre Seidenglanz auf Aggregaten, perlmuttartig auf einzelnen Blättchen
Hardness (Mohs) 2.5–3.0
Cleavages vollkommen (010), mica-like
Crystal System monoklin, P2, Pm, P2/m
Morphology kugelige Aggregate oder Rosetten bis 1 mm, als Krusten auf bis zu 1,5 cm2. Siehe bei Igor V. Pekov et al., 2011

Chemism

Chemical formula

(Cu,Zn)16(TeO3)2(AsO4)3Cl(OH)18·7H2O

Chemical composition

Arsen, Chlor, Kupfer, Tellur, Zink, Sauerstoff, Wasserstoff

Unit weight: 2259.847 u; Number of atoms in the formula: 97

Info

Empirical formula:

(Cu0.75Zn0.25)16(TeO3)2(AsO4)3Cl(OH)18·7H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.43

32

32.99

1.0079470

32.2543040

Oxygen

O

30.44

43

44.33

15.9994300

687.9754900

Chlorine

Cl

1.57

1

1.03

35.4532000

35.4532000

Copper

Cu

33.74

12

12.37

63.5463000

762.5556000

Zinc

Zn

11.58

4

4.12

65.4094000

261.6376000

Arsenic

As

9.95

3

3.09

74.9216020

224.7648060

Tellurium

Te

11.29

2

2.06

127.6030000

255.2060000

Analysis wt%

As2O5 : 14.97, TeO2 : 14.02, CuO : 36.07, ZnO : 20.92, Cl : 1.45, H2O : 13.10 (Ref: berechnet)

Strunz 9th edition incl. updates

8

8: Phosphate, Arsenate, Vanadate
8:
8:

Lapis Classification

IV/K.16-030

IV: OXIDE
K: Sulfite, Selenite, Tellurite
16: Tellurate mit [Te6+O6] 6- + [XO4]-Gruppen (X=P,As,S,V) und komplexe Tellurit-Tellurate [Te4+O3] 2-+ [Te6+O6] 6-

Classification by Hölzel

5.LD.200

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
L: Selenites
D: Selenites (+Anions +Water)

IMA status

anerkanntes Mineral - Neue Mineralien IMA WEB-Seite Dezember 2009

Mineral status

anerkanntes Mineral

Optical Properties

Color

blaugrün, türkisfarben

Streak color

hell türkisfarben

Lustre

Seidenglanz auf Aggregaten, perlmuttartig auf einzelnen Blättchen

max. Birefringence

0.085

Birefringence chart\! Eurekadumpite title=Birefringence chart Eurekadumpite

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

1.69

RI value β

1.775

RI value γ / ε

1.775

Ri mean

1.747

2V angle

Biaxial (-) 10°

Crystallography

Crystal System

monoklin

Class (H-M)

2, m, 2/m

Space Group number

3, 6, 10

Space Group

P2, Pm, P2/m

Cell parameters a (Å)

8.28

Cell parameters b (Å)

18.97

Cell parameters c (Å)

7.38

Cell parameters a/b or c/a

0.436

Cell parameters c/b

0.389

Cell parameters α

90°

Cell parameters β

121.30

Cell parameters γ

90°

Z

1

Volume (ų)

990.479

Crystal structure

neuer Strukturtyp

X-Ray Powder Diffraction

18.92(100), 9.45(19), 4.716(10), 4.111(13), 3.777(24), 2.692(15), 2.524(41), 1.558(22)

XRD chart Eurekadumpite

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

Morphology

kugelige Aggregate oder Rosetten bis 1 mm, als Krusten auf bis zu 1,5 cm2. Siehe bei Igor V. Pekov et al., 2011

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

2.5–3.0

VHN (Hardness Vickers)

68 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.76(2) ber. . 3.826 gem.

3.788 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen (010), mica-like

Tenacity

flexibel, aber nicht elastisch

Chemical Properties and Tests

IR Spektrum beschrieben bei Igor V. Pekov et al., 2011

(Co-)Type locality

(Co-)Type locality

USA/Utah/Juab Co./Tintic District/Eureka/Centennial Eureka Mine

Type material

Fersman Mineralogisches Museum der Russischen Akademie der Wissenschaften, Moskau Smithsonian National Museum of Natural History, Washington American Museum of Natural History, New York.

Paragenesis of type material

Quarz, Macalpineit, Malachit, Zn-haltiger Olivenit, Goethit, Mn-Oxide

Preface

Name from

dem Fund auf der Halde ("dump") der Centennial Eureka Mine, Typlokalität

Author (Name, Year)

Igor V. Pekov et al., 2010

References

Original auf Russisch: I.V. Pekov, N.V. Chukanov, A.E. Zadov, A.C. Roberts, M.C. Jensen, N.V. Zubkova, A.J. Nikischer, 2010, published in Zapiski RMO (Proceedings of the Russian Mineralogical Society), 2010, No. 4, pp. 26–35.

I. V. Pekov, N. V. Chukanov, A. E. Zadov, A. C. Roberts, M. C. Jensen, N. V. Zubkova, A. J. Nikischer: Eurekadumpite, (Cu,Zn)16(TeO3)2(AsO4)3Cl(OH)18·7H2O, a new supergene mineral species. Geology of Ore Deposits; Volume 53; Number 7 (2011) S.575-582.

Neue Mineralien IMA WEB-Seite Dezember 2009

Other languages

German

Eurekadumpit

Spanish

Eurekadumpita

English

Eurekadumpite

Russian

Эврикадампит

CNMNC (IMA)-Number

IMA 2009-072

CNMNC symbol

Symbol

Eur

Locations with GPS information

IDs

GUSID (Global unique identifier short form) eZdPCCWWXUCnN25KlIqRBA
GUID (Global unique identifier) 084F9779-9625-405D-A737-6E4A948A9104
Database ID 6786