Danalite-Genthelvite Series
A solid-solution series between two end-member minerals
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About Danalite-Genthelvite Series
Crystal System:
Isometric
Series Formula:
Be3Fe42+(SiO4)3S to Be3Zn4(SiO4)3S
Unique Identifiers
Mindat ID:
8960
Long-form identifier:
mindat:1:1:8960:5
Optical Data of Danalite-Genthelvite Series
Type:
Isotropic
Chemical Analysis
Oxide wt%:
| 1 | |
|---|---|
| SiO2 | 34.16 % |
| Al2O3 | 0.84 % |
| FeO | 0.08 % |
| ZnO | 46.12 % |
| BeO (calc.) | 11.99 % |
| CaO | 0.03 % |
| MnO | 5.61 % |
| S | 5.45 % |
| O=S | -2.73 % |
| Total: | 101.55 % |
wt%
| 2 | |
|---|---|
| Mg | 0.1 % |
| Mn | 5.8 % |
| Fe | 10.7 % |
| Zn | 2.6 % |
| Si | 14.6 % |
| S | 4.7 % |
| Total: | 38.5 % |
Empirical formulas:
| Sample ID | Empirical Formula |
|---|---|
| 2 | (Fe2.2Mn1.2Zn0.5)Be4Si3.1O4S1 |
Sample references:
| ID | Locality | Reference | Notes |
|---|---|---|---|
| 1 | SM6 unit, Motzfeldt Centre, Igaliku Complex, Kujalleq, Greenland | Electron microprobe, Be estimated by assuming stoichiometric ratios with other anions. Results: Close to the Zn end-member, with relatively small amounts of MnO. | |
| 2 | Rosebery Mine, Rosebery, Rosebery district, West Coast municipality, Tasmania, Australia | Danalite, SEM/EDS, average of 8 analyses |
Crystallography of Danalite-Genthelvite Series
Crystal System:
Isometric
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0000971 | Danalite | Hassan I, Grundy H D (1985) The crystal structures of helvite group minerals, (MnFeZn)8(Be6Si6O24)S2 American Mineralogist 70 186-192 |  | 1985 | 0 | 293 | |
| 0000972 | Danalite | Hassan I, Grundy H D (1985) The crystal structures of helvite group minerals, (MnFeZn)8(Be6Si6O24)S2 American Mineralogist 70 186-192 | | 1985 | 0 | 293 | |
| 0005895 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005896 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005897 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005898 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005899 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005900 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005901 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005902 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005903 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005904 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005905 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005906 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005907 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005908 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005909 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005910 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005911 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005912 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005913 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005914 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005915 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0005916 | Danalite | Antao S M, Hassan I, Parise J B (2003) The structure of danalite at high temperature obtained from synchrotron radiation and Rietveld refinements The Canadian Mineralogist 41 1413-1422 | | 2003 | 0 | 293 | |
| 0000969 | Genthelvite | Hassan I, Grundy H D (1985) The crystal structures of helvite group minerals, (MnFeZn)8(Be6Si6O24)S2 American Mineralogist 70 186-192 | | 1985 | 0 | 293 | |
| 0000970 | Genthelvite | Hassan I, Grundy H D (1985) The crystal structures of helvite group minerals, (MnFeZn)8(Be6Si6O24)S2 American Mineralogist 70 186-192 | | 1985 | 0 | 293 |
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Common Associates
Associated Minerals Based on Photo Data:
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Danalite-Genthelvite Series
mindat.org URL:
https://www.mindat.org/min-8960.html
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References for Danalite-Genthelvite Series
Reference List:
Localities for Danalite-Genthelvite Series
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
El Criollo Mine, Cerro Blanco pegmatite district, Tanti, San Roque District, Punilla Department, Córdoba Province, Argentina