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Unnamed (Na-Pb Carbonate-Hydroxide II)

Collectors Summary

Color farblos
Lustre Glasglanz
Crystal System hexagonal, P63/mmc

Chemism

Chem­ical formula

NaPb5(CO3)4(OH)3

Empir­ical formula (anal­y­sis)

Na0.51Ca0.48Pb5.01(CO3)4(OH2.51O0.49)Σ3

Chem­ical com­po­si­tion

Blei, Natrium, Kohlenstoff, Sauerstoff, Wasserstoff

Unit weight: 1335.489892472 u; Number of atoms in the formula: 26

Info

Empirical formula:

Na0.51Ca0.48Pb5.01(CO3)4(OH2.51O0.49)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.19

2.51

9.65

1.0079470

2.5299470

Carbon

C

3.60

4

15.38

12.0107800

48.0431200

Oxygen

O

16.16

13.49

51.88

15.9994300

215.8323107

Sodium

Na

0.88

0.51

1.96

22.9897702

11.7247828

Calcium

Ca

1.44

0.48

1.85

40.0784000

19.2376320

Lead

Pb

77.73

5.01

19.27

207.2100000

1,038.1221000

IMA Classification

IMA Clas­sifica­tion

Hydrocerussite group

Optical Properties

Color

farblos

Diaphane­ity (Trans­parency)

transparent

Lus­tre

Glasglanz

Crystallography

Crystal Sys­tem

hexagonal

Class (H-M)

6/mmm

Space Group number

194

Space Group

P63/mmc

Cell param­e­ters a (Å)

5.2533(11)

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

29.425(6)

Cell param­e­ters a/b or c/a

5.601

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

120°

Volumne (ų)

703.253

External links

Strahlen.org (Anmeldung)

References

Kokkoros, P. & Vassiliadis, K. - Röntgenkristallographie von Hydrocerussit. Tschermaks Mineral. Petrographoische Mitteilungen 3 (1953), 298-304.

Kolitsch, U., Rieck, B., Brandstätter, F., Schreiber, F., Fabritz, K. H., Blaß, G. & Gröbner, J. - Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (II). Mineralien-Welt 25 (2) (2014), 82-95.

Siidra, O., Nekrasova, D., Depmeier, W., Chukanov, N., Zaitsev, A. & Turner, R. - Hydrocerussite-related minerals and materials: structural principles, chemical variations and infrared spectroscopy. Acta Crystallgraphica. B74 (2018), 182-195.

Siidra, O.I., Nekrasova, D.O., Chukanov, N.V., Pekov, I.V., Yapaskurt, V.O., Katerinopoulos, A., Vodouris, P., Magganas, A., Zaitsev, A.N. - Hydrocerussite-related phase NaPb5(CO3)4(OH)3 from the ancient slags of Lavrion, Greece. Mineral. Mag. 82 (2018), 809-819.

IMA group assignments

Other languages

English

Unnamed (Na-Pb Carbonate-Hydroxide II)

German

unbenamt (Na-Pb Carbonat-Hydroxid II)

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