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

Minrecordite

Pictures (3 Images total)

Minrecordit auf Dioptas
Views (File:
1499005816
): 691
Minrecordit auf Dioptas
Tsumeb, Namibia. Größe der Stufe 7 x 4 cm. Der Minrecordit auf dieser Stufe wurde mittels EDX bestimmt.
Copyright: Norbert Stötzel (Kristalle unterm Krönchen); Contribution: Norbert Stoetzel
Location: Namibia/Oshikoto (Otjikoto), Region/Tsumeb/Tsumeb Mine
Mineral: Minrecordite
Image: 1499005816
Rating: 9 (votes: 1)
License: Usage for Mineralienatlas project only
Minrecordit auf Dioptas  E
Analysed with energy dispersive X-ray spectroscopy EDX

Tsumeb, Namibia. Größe der Stufe 7 x 4 cm. Der Minrecordit auf dieser Stufe wurde mittels EDX bestimmt.

Copyright: Norbert Stötzel (Kristalle unterm Krönchen)
Contribution: Norbert Stoetzel 2017-07-02
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia
Minrecordit auf Dioptas
Views (File:
1248513987
): 1552
Minrecordit auf Dioptas
Bildbreite: 10 mm; Fundort: Tsumeb Mine, Otjikoto Region, Namibia
Copyright: Joachim Esche; Contribution: slugslayer
Location: Namibia/Oshikoto (Otjikoto), Region/Tsumeb/Tsumeb Mine
Mineral: Minrecordite
Image: 1248513987
License: Usage for Mineralienatlas project only
Minrecordit auf Dioptas

Bildbreite: 10 mm; Fundort: Tsumeb Mine, Otjikoto Region, Namibia

Copyright: Joachim Esche
Contribution: slugslayer 2009-07-25
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia
Minrecordit auf Dioptas
Views (File:
1422956380
): 915
Minrecordit auf Dioptas
Bildbreite: 5 mm; Fundort: Tsumeb Mine, Oshikoto (Otjikoto) Region, Namibia
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Namibia/Oshikoto (Otjikoto), Region/Tsumeb/Tsumeb Mine
Mineral: Minrecordite
Image: 1422956380
License: Usage for Mineralienatlas project only
Minrecordit auf Dioptas

Bildbreite: 5 mm; Fundort: Tsumeb Mine, Oshikoto (Otjikoto) Region, Namibia

Copyright: Stephan Wolfsried
Contribution: Hg 2015-02-03
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia

Collectors Summary

Color farblos, weiß
Streak color weiß
Hardness (Mohs) 3.5
Solubility +++ Säuren
Crystal System trigonal, R3

Chemism

Chemical formula

CaZn(CO3)2

Chemical composition

Calcium, Zink, Kohlenstoff, Sauerstoff

Unit weight: 225.50594 u; Number of atoms in the formula: 10

Info

Empirical formula:

CaZn(CO3)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Carbon

C

10.65

2

20.00

12.0107800

24.0215600

Oxygen

O

42.57

6

60.00

15.9994300

95.9965800

Calcium

Ca

17.77

1

10.00

40.0784000

40.0784000

Zinc

Zn

29.01

1

10.00

65.4094000

65.4094000

Strunz 9th edition incl. updates

5.AB.10

5: Carbonate (Carbonate, Nitrate)
A: Carbonate ohne weitere Anionen, ohne H2O
B: Alkali-Erden- (und andere M2*) Carbonate
10:Dolomit-Gruppe

Lapis Classification

V/B.03-040

V: NITRATE, CARBONATE UND BORATE
B: Wasserfreie Carbonate [CO3] 2-, ohne fremde Anionen
3: Dolomit-Gruppe

Classification by Hölzel

5.AB.230

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
A: Carbonates (-Anions -Water)
B: Carbonates: hexagonal or trigonal
2: Double Carbonates - Dolomite-Group

Dana 8th edition

14.02.01.04

14: Anhydrous Carbonates
02: Anhydrous Carbonates with Compound Formula A+ B++ (CO3)2
01: Dolomite Group (Trigonal: R-3)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Dolomite group

Optical Properties

Color

farblos, weiß

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.200

Birefringence chart\! Minrecordite title=Birefringence chart Minrecordite

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

1.750

RI value γ / ε

1.550

Ri mean

1.683

2V angle

Uniaxial (-)

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

trigonal

Class (H-M)

3

Space Group number

148

Space Group

R3

Cell parameters a (Å)

4.818

Cell parameters b (Å)

-

Cell parameters c (Å)

16.030

Cell parameters a/b or c/a

3.327

Cell parameters c/b

-

Z

3

Volume (ų)

322.254

X-Ray Powder Diffraction

4.039(10),
3.701(20),
2.890(100),
2.409(20),
2.196(20),
2.019(10),
1.806(30),
1.789(40)

XRD chart Minrecordite

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

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

3.5

VHN (Hardness Vickers)

130 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.45

3.486 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

Namibia/Oshikoto (Otjikoto), Region/Tsumeb/Tsumeb Mine

Preface

Author (Name, Year)

Garavelli & Vurro & Fioravanti, 1982

References

Mineralogical Record 13 (1982), 131

IMA group assignments

Other languages

German

Minrecordit

Spanish

Minrecordita

French

Minrecordite

English

Minrecordite

Russian

Минрекордит

CNMNC (IMA)-Number

IMA 1980-096

CNMNC symbol

Symbol

Mrd

Locations with GPS information

IDs

GUSID (Global unique identifier short form) NLu8sCQ8s0uzNCHpPE4CwA
GUID (Global unique identifier) B0BCBB34-3C24-4BB3-B334-21E93C4E02C0
Database ID 2550