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Emmonsite

Pictures (22 Images total)

Emmonsit-Aggregate
Views (File:
1178318915
): 2271, Rating: 8.8
Emmonsit-Aggregate
Fundort: Bambolla Mine, Moctezuma, Sonora, Mexiko
Copyright: Stephan Wolfsried; Contribution: Klinoklas
Location: Mexiko/Sonora/Moctezuma, Municipio/Moctezuma/Bambolla Mine (Moctezuma Mine)
Mineral: Emmonsite
Image: 1178318915
Rating: 8.8 (votes: 10)
License: Usage for Mineralienatlas project only
Emmonsit-Aggregate

Fundort: Bambolla Mine, Moctezuma, Sonora, Mexiko

Copyright: Stephan Wolfsried
Contribution: Klinoklas 2007-05-05
Locality: Bambolla Mine (Moctezuma Mine) / Moctezuma / Moctezuma, Municipio / Sonora / Mexiko
Emmonsit
Views (File:
1367742607
): 1955, Rating: 9
Emmonsit
Bambolla Mine (Moctezuma Mine), Moctezuma, Sonora, Mexiko, Bildbreite 14 mm
Copyright: Embarak; Contribution: Embarak
Collection: Embarak
Location: Mexiko/Sonora/Moctezuma, Municipio/Moctezuma/Bambolla Mine (Moctezuma Mine)
Mineral: Emmonsite
Image: 1367742607
Rating: 9 (votes: 5)
License: Usage for Mineralienatlas project only
Emmonsit

Bambolla Mine (Moctezuma Mine), Moctezuma, Sonora, Mexiko, Bildbreite 14 mm

Collection: Embarak
Copyright: Embarak
Contribution: Embarak 2013-05-05
Locality: Bambolla Mine (Moctezuma Mine) / Moctezuma / Moctezuma, Municipio / Sonora / Mexiko
grüne Emmonsit-Aggregate
Views (File:
1150705060
): 1316
grüne Emmonsit-Aggregate
Bildbreite: 4mm; Fundort: Bambolla Mine, Moctezuma, Sonora, Mexiko
Copyright: Stephan Wolfsried; Contribution: slugslayer
Location: Mexiko/Sonora/Moctezuma, Municipio/Moctezuma/Bambolla Mine (Moctezuma Mine)
Mineral: Emmonsite
Image: 1150705060
Rating: 8.67 (votes: 3)
License: Usage for Mineralienatlas project only
grüne Emmonsit-Aggregate

Bildbreite: 4mm; Fundort: Bambolla Mine, Moctezuma, Sonora, Mexiko

Copyright: Stephan Wolfsried
Contribution: slugslayer 2006-06-19
Locality: Bambolla Mine (Moctezuma Mine) / Moctezuma / Moctezuma, Municipio / Sonora / Mexiko
Emmonsit
Views (File:
1211884308
): 1928
Emmonsit
Bildbreite: 3 mm; Fundort: Bambolla Mine, Moctezuma, Sonora, Mexiko
Copyright: Christian Rewitzer; Contribution: Hg
Location: Mexiko/Sonora/Moctezuma, Municipio/Moctezuma/Bambolla Mine (Moctezuma Mine)
Mineral: Emmonsite
Image: 1211884308
Rating: 9 (votes: 3)
License: Usage for Mineralienatlas project only
Emmonsit

Bildbreite: 3 mm; Fundort: Bambolla Mine, Moctezuma, Sonora, Mexiko

Copyright: Christian Rewitzer
Contribution: Hg 2008-05-27
Locality: Bambolla Mine (Moctezuma Mine) / Moctezuma / Moctezuma, Municipio / Sonora / Mexiko
Emmonsit
Views (File:
1462647939
): 1030
Emmonsit
Lockige gelbgrüne Kristalle, BB = 4,5 mm, Fundort: Bambolla Mine (Moctezuma Mine), Moctezuma, Sonora, Mexiko.
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: B001733, Donator: Manfred Seitz
Location: Mexiko/Sonora/Moctezuma, Municipio/Moctezuma/Bambolla Mine (Moctezuma Mine)
Mineral: Emmonsite
Image: 1462647939
Rating: 9 (votes: 2)
License: Usage for Mineralienatlas project only
Emmonsit (SNr: B001733)

Lockige gelbgrüne Kristalle, BB = 4,5 mm, Fundort: Bambolla Mine (Moctezuma Mine), Moctezuma, Sonora, Mexiko.

Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2016-05-07
Locality: Bambolla Mine (Moctezuma Mine) / Moctezuma / Moctezuma, Municipio / Sonora / Mexiko
weißer Schieffelinit auf grünem Emmonsit
Views (File:
1193118728
): 1295
weißer Schieffelinit auf grünem Emmonsit
Bildbreite: 3 mm; Fundort: Grand Central Mine, Tombstone, Tombstone District, Cochise Co., Arizona, USA
Copyright: Christian Rewitzer; Contribution: slugslayer
Location: USA/Arizona/Cochise Co./Tombstone District/Tombstone/Grand Central Mine
Mineral: Emmonsite, Schieffelinite
Image: 1193118728
Rating: 7.5 (votes: 2)
License: Usage for Mineralienatlas project only
weißer Schieffelinit auf grünem Emmonsit

Bildbreite: 3 mm; Fundort: Grand Central Mine, Tombstone, Tombstone District, Cochise Co., Arizona, USA

Copyright: Christian Rewitzer
Contribution: slugslayer 2007-10-23
Locality: Grand Central Mine / Tombstone / Tombstone District / Cochise Co. / Arizona / USA

Collectors Summary

Color hellgrün, gelbgrün
Lustre Glasglanz - (Matt)
Hardness (Mohs) 5
Solubility +++ Säuren
Crystal System triklin, P1
Morphology faserige Krusten, kugelige oder dichte, kristalline Massen

Chemism

Chemical formula

Fe23+Te34+O9·2H2O

Chemical composition

Eisen, Tellur, Sauerstoff, Wasserstoff

Unit weight: 674.524918 u; Number of atoms in the formula: 20

Info

Empirical formula:

Fe2Te3O9·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.60

4

20.00

1.0079470

4.0317880

Oxygen

O

26.09

11

55.00

15.9994300

175.9937300

Iron

Fe

16.56

2

10.00

55.8452000

111.6904000

Tellurium

Te

56.75

3

15.00

127.6030000

382.8090000

Analysis wt%

Fe2O3 : 23.68, TeO2 : 70.98, H2O : 5.34 (Ref: berechnet)

Strunz 9th edition incl. updates

4.JM.10

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
J: Antimonite, Bismuthite, Sulfite, Selenite, Tellurite
M: Tellurite ohne zusätzliche [Anionen], mit H20
10:Emmonsit-Gruppe

Lapis Classification

IV/K.09-030

IV: OXIDE
K: Sulfite, Selenite, Tellurite
9: Sulfite, Selenite, Tellurite mit Baugruppen [XO3] 2- und verwandte Strukturen

Classification by Hölzel

5.MC.140

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
M: Tellurites
C: Tellurites (-Anions +Water)

Dana 8th edition

34.03.03.01

34: Selenites - Tellurites - Sulfites
03: Selenites - Tellurites - Sulfites

IMA status

anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

hellgrün, gelbgrün

Diaphaneity (Transparency)

transparent bis durchscheinend

Lustre

Glasglanz - (Matt)

max. Birefringence

0.15~

Birefringence chart\! Emmonsite title=Birefringence chart Emmonsite

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

1.962

RI value β

2.09

RI value γ / ε

2.11

Ri mean

2.054

2V angle

Biaxial (-) 20°~

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

2

Space Group

P1

Cell parameters a (Å)

7.90

Cell parameters b (Å)

8.00

Cell parameters c (Å)

7.62

Cell parameters a/b or c/a

0.988

Cell parameters c/b

0.952

Cell parameters α

96.73

Cell parameters β

95.0

Cell parameters γ

84.47

Z

2

Volumne (ų)

474.636

X-Ray Powder Diffraction

5.81(70),
3.69(80),
3.13(100),
2.87(90),
2.70(80),
2.51(90),
2.29(70),
1.80(80)

XRD chart Emmonsite

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

Morphology

faserige Krusten, kugelige oder dichte, kristalline Massen

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

5

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4.52 - 4.53

4.719 ( ρ calc. Mineralienatlas )

Radioactivity

Emmonsit ist nicht radioaktiv.

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

USA/Arizona/Cochise Co./Tombstone District/Tombstone

Preface

Generation conditions

Emmonsit ist ein Sekundärmineral, welches bei der Oxidation von Tellurhaltigen Mineralien entsteht.

Associations

Schmitterit

Name from

Benannt nach dem amerikanischen Geologen Samuel Franklin Emmons (1841-1911)

Author (Name, Year)

Hillebrand, 1885

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 204

Other languages

German

Emmonsit

Spanish

Emmonsita

English

Emmonsite

French

Emmonsite

Russian

Эммонсит

Alternative Name

Durdenit

Durdenite

Emmonsite (of Hillebrand)

CNMNC symbol

Symbol

Ems

Locations with GPS information