Simonellite (original) (raw)
A valid IMA mineral species - grandfathered
About SimonelliteHide
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structural formula: (CH2)3C(CH3)2C2(CH)2C2(CH)3C(C3H7)
Crystal System:
Orthorhombic
Name:
Named after Vittorio Simonelli (May 1860 - February 9, 1929), italian geologist, University of Bologna, Bologna, Italy, who discovered the mineral.
Chemical name: 1,1-Dimethyl-1,2,3,4-tetrahydro-7-isopropylphenanthrene.
Conifer tree biomarker.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:3666:1
a66f9b7a-327c-4d11-8f97-0c51462b7d1c
IMA Classification of SimonelliteHide
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Approved, 'Grandfathered' (first described prior to 1959)
Classification of SimonelliteHide
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10.BA.45
10 : ORGANIC COMPOUNDS
B : Hydrocarbons
A : Hydrocarbons
50.3.3.1
50 : ORGANIC COMPOUNDS
3 : Hydrocarbons
32.3
32 : Hydrocarbons, Resins and other Organic Compounds
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Sne | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of SimonelliteHide
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Density:
1.08 g/cm3 (Measured) 1.10 g/cm3 (Calculated)
Optical Data of SimonelliteHide
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Chemistry of SimonelliteHide
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Mindat Formula:
C19H24
structural formula: (CH2)3C(CH3)2C2(CH)2C2(CH)3C(C3H7)
Crystallography of SimonelliteHide
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Crystal System:
Orthorhombic
Class (H-M):
m m m _(_2/_m_2/_m_2/m ) - Dipyramidal
Cell Parameters:
a = 9.231(3) Å, b = 9.134(3) Å, c = 36.01(1) Å
Ratio:
a:b:c = 1.011 : 1 : 3.942
Unit Cell V:
3,036.22 ų (Calculated from Unit Cell)
Comment:
From recrystallized material
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0012054 | Simonellite | Foresti E, Riva di Sanseverino L (1969) The X-ray crystal and molecular structure of an organic mineral: simonellite, C19H24 Atti della Accademia Nazionale dei Lincei 47 41-54 | 1969 | synthetic | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Comments:
No published X-ray powder diffraction data.
Geological EnvironmentHide
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Type Occurrence of SimonelliteHide
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Place of Conservation of Type Material:
No designated type material.
Geological Setting of Type Material:
Other Language Names for SimonelliteHide
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Related Minerals - Strunz-mindat GroupingHide
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Other InformationHide
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Notes:
The mineral is soluble in benzene or ethyl acetate, but only slightly in alcohol.
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 SimonelliteHide
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References for SimonelliteHide
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Localities for SimonelliteHide
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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 
symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Locality ListHide
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- 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). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.