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Refikite

A valid IMA mineral species - grandfathered
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01472180015276809736473.jpg
Refikite

Unnamed peat diggings, Kolbermoor, Rosenheim District, Upper Bavaria, Bavaria, Germany
01298020015667667285352.jpg
Refikite

Unnamed peat diggings, Kolbermoor, Rosenheim District, Upper Bavaria, Bavaria, Germany
01472180015276809736473.jpg
Refikite

Unnamed peat diggings, Kolbermoor, Rosenheim District, Upper Bavaria, Bavaria, Germany
01298020015667667285352.jpg
Refikite

Unnamed peat diggings, Kolbermoor, Rosenheim District, Upper Bavaria, Bavaria, Germany
01472180015276809736473.jpg
Refikite

Unnamed peat diggings, Kolbermoor, Rosenheim District, Upper Bavaria, Bavaria, Germany
01298020015667667285352.jpg
Refikite

Unnamed peat diggings, Kolbermoor, Rosenheim District, Upper Bavaria, Bavaria, Germany
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About RefikiteHide

Formula:
C20H32O2
structural formula: (CH2)3C(CH3)(COOH)C(H)C(CH3)(CH2)2C(H)C(H)(CH2)3C=C3H6
Colour:
White to light yellow
Lustre:
Vitreous, Greasy, Pearly
Hardness:
1
Specific Gravity:
1.1334 (Calculated)
Crystal System:
Orthorhombic
Name:
Named after Refik-Bey (-1865), Turkish journalist interested in the sciences.
Chemical name: abiet-13(15)-en-18-oic acid or (1R,4aR,4bS,8aS,10aR)-1,4a-dimethyl-7-propan-2-ylidene-3,4,4b,5,6,8,8a,9,10,10a-decahydro-2H-phenanthrene-1-carboxylic acid (and likely 1,4a-dimethyl-7-(1-methylidene)-tetradecahydrophenantrene-1-carboxylic acid).


Unique IdentifiersHide

Mindat ID:
3384
Long-form identifier:
mindat:1:1:3384:4
GUID
(UUID V4):
3874b581-a9b7-4aad-80fa-a323a5870cf4

IMA Classification of RefikiteHide

IMA status:
Approved, 'Grandfathered' (first described prior to 1959)
IMA Formula:
C20H34O2
First published:
1852

Classification of RefikiteHide

Strunz-mindat (2023):
10.CA.05

10 : ORGANIC COMPOUNDS
C : Miscellaneous Organic Minerals
A : Miscellaneous Organic Minerals
Dana 8th ed.:
50.4.1.1

50 : ORGANIC COMPOUNDS
4 : Miscellaneous
Hey's CIM Ref.:
32.7

32 : Hydrocarbons, Resins and other Organic Compounds

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
RefIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of RefikiteHide

Lustre:
Vitreous, Greasy, Pearly
Comment:
Aggregates have pearly luster.
Colour:
White to light yellow
Hardness:
1 on Mohs scale
Tenacity:
Very brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
1.1334 g/cm3 (Calculated)

Optical Data of RefikiteHide

Type:
Biaxial

Chemistry of RefikiteHide

Mindat Formula:
C20H32O2

structural formula: (CH2)3C(CH3)(COOH)C(H)C(CH3)(CH2)2C(H)C(H)(CH2)3C=C3H6
Elements listed:
C, H, O - search for minerals with similar chemistry

Crystallography of RefikiteHide

Crystal System:
Orthorhombic
Class (H-M):
2 2 2 - Disphenoidal
Space Group:
P21 21 2
Cell Parameters:
a = 22.6520(7) Å, b = 10.3328(3) Å, c = 7.6711(2) Å
Ratio:
a:b:c = 2.192 : 1 : 0.742
Unit Cell V:
1,795.49 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Polycrystalline crystals. Prismatic crystals, randomly intergrown, up to 11.5 mm in size.
Comment:
Cell data from Pažout et al. (2015).

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.09 Å(90)
5.50 Å(100)
5.20 Å(70)
Comments:
Strongest lines reported by Fleischer (1965)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere<0.6
50 : Coal and/or oil shale minerals<0.36
53 : Other minerals with taphonomic origins<0.4
Geological Setting:
In fossil roots of spruce in a swamp in southern Bavaria, Germany (Fleischer, 1965)

Type Occurrence of RefikiteHide

Type Locality:
ⓘ Montorio al Vomano, Teramo Province, Abruzzo, Italy
General Appearance of Type Material:
White veins, 4-10 mm thick. Usually amorphous, rarely as radiating fibrous masses.
Place of Conservation of Type Material:
No designated type material.
Geological Setting of Type Material:
In lignite.

Other Language Names for RefikiteHide

German:Refikit
Spanish:Refikita

Related Minerals - Strunz-mindat GroupingHide

10.CA.Tholins(C,H,N)
10.CA.NatrosulfatoureaNa2(SO4)[CO(NH2)2]Orth. mmm (2/m 2/m 2/m) : Pbcn
10.CA.AllantoinC4H6N4O3Mon. 2/m : P21/b
10.CA.BojariteCu3(N3C2H2)3(OH)Cl2 · 6H2OIso. m3m (4/m 3 2/m)
10.CA.10FlagstaffiteC10H22O3Orth. mm2 : Fdd2
10.CA.15HoeliteC14H8O2Mon. 2/m : P21/b
10.CA.20AbelsoniteNi(C31H32N4)Tric. 1 : P1
10.CA.25KladnoiteC6H4(CO)2NHMon. 2/m
10.CA.30GuanineC5H5N5OMon. 2/m : P21/b
10.CA.30Tinnunculite (of Chesnokov & Shcherbakova)C10H12N8O8Orth.
10.CA.35UreaCO(NH2)2Tet. 4 2m : P4 21m
10.CA.40UriciteC5H4N4O3Mon. 2/m : P21/b
10.CA.45ChanabayaiteCuCl(N3C2H2)(NH3) · 0.25H2OOrth. mmm (2/m 2/m 2/m) : Imma
10.CA.50TriazoliteNaCu2(N3C2H2)2(NH3)2Cl3 · 4H2OOrth. 2 2 2 : P21 21 21
10.CA.55ErnstburkeiteMg(CH3SO3)2 · 12H2O Trig. 3 : R3
10.CA.60JoanneumiteCu(C3N3O3H2)2(NH3)2Tric. 1 : P1
10.CA.65TinnunculiteC5H4N4O3 · 2H2OMon. 2/m : P21/b
10.CA.70DoppleriteAmor.

Fluorescence of RefikiteHide

In UV light:
Not fluorescent.

Other InformationHide

Notes:
Insoluble in water.

Very soluble in ether and in concentrated and boiling alcohol, from which it separates on cooling and is deposited in needles grouped in stars

Melting point red as 179-183 °C.
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 RefikiteHide

References for RefikiteHide

Reference List:
La Cava, D. (1852): Journal des connaissances médicales pratique et de pharmacologie, Paris.
Leymerie, A. (1859) Réfikite (du nom de Refik-Bey). Cours de Minéralogie, v. 2, Parigi, Victor Mason, 400-400.
Legrand des Cloiseaux, A.-L.-O. (1874): Manuel de Minéralogie. Tome Second. Dunod Ed., Paris, 58-59.
Strunz, H. & Contag, B. (1965): Evenkit, Flagstaffit, Idrialin und Reficit. Neues Jahrbuch für Mineralogie Monatshefte, 1965, 19-25.
American Mineralogist (1965): 50: 2110.
Mottana, A. (1990): I minerali organici: due secoli di ricerca scientifica in Italia. Rendiconti dell’Accademia Nazionale delle Scienze detta dei XL, Memorie Scienze Fisiche e Naturali, 14, 519-535.
Pažout, R., Sejkora, J., Maixner, J., Dušek, M., Tvrdý, J. (2015): Refikite from Krásno, Czech Republic: a crystal- and molecular-structure study. Mineralogical Magazine, 79, 1, 59–70.

Localities for RefikiteHide

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

- 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.
Czech Republic
 
  • Karlovy Vary Region
    • Sokolov District
      • Krásno
Pažout, R., Sejkora, J., Maixner, J., Dušek, M., Tvrdý, J. (2015): Refikite from Krásno, Czech Republic: a crystal- and molecular-structure study. Mineralogical Magazine, 79, 1, 59–70.
Germany
 
  • Bavaria
    • Upper Bavaria
      • Rosenheim District
        • Kolbermoor
Strunz, H., Contag, B. (1965) Evenkit, Flagstaffit, Idrialin und Reficit. Neues Jahrbuch Mineralogie, Mh., 19-25
Bernard, Jan, Hyršl, Jaroslav (2004) Minerals and their Localities (1st ed.) Granit, Prague.
  • Rhineland-Palatinate
    • Südwestpfalz
      • Dahner Felsenland
        • Erlenbach bei Dahn
Hartmut Hensel collection, Neustadt a .d. Wstr.
Hartmut Hensel collection, Neustadt a .d. Wstr., XRD analysis by Joy Desor
Italy (TL)
 
  • Abruzzo
    • Teramo Province
La Cava, D. (1852): Journal des Connaissances Médicales Practiques et de Pharmacologie, 20, 2e séries, tome 6.
      • Teramo
Des Cloiseaux, A. [Legrand des Cloiseaux, A.-L.-O.] (1874) Manuel de Minéralogie. Tome Second. Dunod Éditeur, Paris, pages 58-59
Ciriotti, M.E., Fascio, L., and Pasero, M. (2009) Italian type minerals. Edizioni Plus – Università di Pisa, Pisa, 357 pp.
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