Hoelite
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About Hoelite
Formula:
C14H8O2
structural formula: (CH)4C2C(O)C(O)C2(CH4)2 or C4H4C2(CO)2C2C4H4
Crystal System:
Orthorhombic
Name:
Named after Adolf Hoel (1879–1964), Norwegian geologist and polar researcher. He led the expedition during which the mineral was found.
Type Locality:
Chemically 9,10-anthraquinone (also known as anthracene-9,10-dione) - a diketone derivative of the polycyclic aromatic hydrocarbon anthracene.
Classification of Hoelite
Approved, 'Grandfathered' (first described prior to 1959)
9/B.02-30
10.CA.15
10 : ORGANIC COMPOUNDS
C : Miscellaneous Organic Minerals
A : Miscellaneous Organic Minerals
10 : ORGANIC COMPOUNDS
C : Miscellaneous Organic Minerals
A : Miscellaneous Organic Minerals
50.4.2.1
50 : ORGANIC COMPOUNDS
4 : Miscellaneous
50 : ORGANIC COMPOUNDS
4 : Miscellaneous
32.9
32 :
32 :
Chemical Properties of Hoelite
Formula:
C14H8O2
structural formula: (CH)4C2C(O)C(O)C2(CH4)2 or C4H4C2(CO)2C2C4H4
structural formula: (CH)4C2C(O)C(O)C2(CH4)2 or C4H4C2(CO)2C2C4H4
Elements listed:
Crystallography of Hoelite
Crystal System:
Orthorhombic
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) |
---|---|---|---|---|---|---|---|
0009309 | Hoelite | Prakash A (1967) Refinement of the crystal structure of anthraquinone Acta Crystallographica 22 439-440 | ![]() | 1967 | 0 | 293 | |
0010586 | Hoelite | Murty B V R (1960) Refinement of the structure of anthraquinone Zeitschrift fur Kristallographie 113 445-465 | ![]() | 1960 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
7.69 Å | (95) |
6.16 Å | (50) |
3.84 Å | (35) |
3.79 Å | (10) |
3.52 Å | (100) |
3.36 Å | (80) |
3.14 Å | (14) |
Type Occurrence of Hoelite
Synonyms of Hoelite
Other Language Names for Hoelite
German:9,10-Anthrachinon
Hoelit
Hoelit
Spanish:Hoelita
Common Associates
Associated Minerals Based on Photo Data:
2 photos of Hoelite associated with Sulphur | S8 |
1 photo of Hoelite associated with Salammoniac | NH4Cl |
Related Minerals - Nickel-Strunz Grouping
10.CA. | Tholins | (C,H,N) | |
10.CA.05 | Refikite | C20H32O2 | Orth. 2 2 2 : P21 21 2 |
10.CA.10 | Flagstaffite | C10H22O3 | Orth. |
10.CA.20 | Abelsonite | Ni(C31H32N4) | Tric. 1 : P1 |
10.CA.25 | Kladnoite | C6H4(CO)2NH | Mon. 2/m |
10.CA.30 | Guanine | C5H5N5O | Mon. |
10.CA.30 | Tinnunculite (of Chesnokov & Shcherbakova) | C10H12N8O8 | Orth. |
10.CA.35 | Urea | CO(NH2)2 | Tet. 4 2m : P4 21m |
10.CA.40 | Uricite | C5H4N4O3 | Mon. |
Related Minerals - Hey's Chemical Index of Minerals Grouping
32.1 | Evenkite | C21H44 | Orth. mmm (2/m 2/m 2/m) : Pbcm |
32.2 | Fichtelite | C19H34 | Mon. |
32.3 | Simonellite | C19H24 | Orth. mmm (2/m 2/m 2/m) : Pnna |
32.4 | Kratochvílite | C13H10 | Orth. |
32.5 | Idrialite | C22H14 | Orth. |
32.6 | Carpathite | C24H12 | Mon. 2/m : P21/b |
32.7 | Refikite | C20H32O2 | Orth. 2 2 2 : P21 21 2 |
32.8 | Flagstaffite | C10H22O3 | Orth. |
32.10 | Kladnoite | C6H4(CO)2NH | Mon. 2/m |
32.11 | Acetamide | CH3CONH2 | Trig. 3m : R3c |
32.12 | Guanine | C5H5N5O | Mon. |
32.13 | Urea | CO(NH2)2 | Tet. 4 2m : P4 21m |
32.14 | Uricite | C5H4N4O3 | Mon. |
32.15 | Abelsonite | Ni(C31H32N4) | Tric. 1 : P1 |
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.
References for Hoelite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Hintze, Ergb. I (1938): 222.
Jehlička, J. , Žáček, V., Edwards, H.G.M., Shcherbakova, E. and Moroz, T. (2007): Raman spectra of organic compounds kladnoite (C6H4(CO2)NH) and hoelite (C14H8O2) - rare sublimation products crystallising on self-ignited coal heaps. Spectrochimica Acta Part A, 68, 1053-1057.
Internet Links for Hoelite
mindat.org URL:
https://www.mindat.org/min-1915.html
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Localities for Hoelite
Locality List




All localities listed without proper references should be considered as questionable.
Czech Republic | |
| Zacek, V., Oplustil, S., Mayova, A. & Meyer, F. R. (1995): Die Mineralien von Kladno in Mittelböhmen, Tschechische Republik. Mineralien-Welt 6 (1), 13-30 (in German). |
| Hyrsl J., Korbel P.; Tschechien & Slowakei, Mineralien und Fundstellen. Bode Verlag, 2008. Page 268-273 |
| Jirásek, J.: Thermal Changes of the Rocks in the Dump Pile of the Kateřina Colliery in Radvanice (Eastern Bohemia). Ostrava: VSB – Technical University of Ostrava, Institute of Geological Engineering - 541, 2001. 69 p. |
Germany | |
| Thalheim, K.; Reichel, W. & Witzke, T. (1991): Die Minerale des Döhlener Beckens.- Schriften des Staatlichen Museums für Mineralogie und Geologie zu Dresden, Nr. 3 |
Norway (TL) | |
| Oftedahl, I (1929): Minerals from the burning coal seam at Mt.Pyramide, Spitsbergen. (part II of Werenskiold, W.and Oftedal, I: A burning coal seam at Mt.Pyramide, Spitsbergen.] in Hoel, A, Editor): Det norske Videnskaps-Akademi i Oslo, Resultater av de norske statsunderstøttede Spitsbergenekspeditioner (Skrifter om Svalbard og Ishavet), Vol I, No 3, 9-14 + Plate 1 |
Poland | |
| Fabiańska, M., Ciesielczuk, J., Misz-Kennan, M., Kruszewski, Ł. (2015): Rare organic minerals on self-heating coal waste dumps - the Wełnowiec case. Mineralogia Special Papers: 44: 116 |
| Kruszewski, Ł., Fabiańska, M.J., Segit, T., Kusy, D., Motyliński, R., Ciesielczuk, J., Deput, E., (2019): Carbon-nitrogen compounds, alcohols, mercaptans, monoterpenes, acetates, aldehydes, ketones, SF6, PH3, and other fire gases in coal-mining waste heaps of Upper Silesian Coal Basin (Poland) – a re-investigation by means of in situ FTIR external database approach. Science of The Total Environment (in press) |
Carola Mine, Freital, Sächsische Schweiz-Osterzgebirge, Saxony, Germany