IMPORTANT MESSAGE. We need your support now to keep mindat.org running. Click here to find out why.
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for Educators
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Theoparacelsite

This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About TheoparacelsiteHide

Theophrastus Philippus Aureolus Bombastus von Hohenheim
Formula:
Cu3(As2O7)(OH)2
Colour:
Dark pistachio green
Lustre:
Adamantine, Vitreous
Specific Gravity:
4.72 (Calculated)
Crystal System:
Orthorhombic
Name:
For Swiss scientist Paracelsus, whose full name was Philippus Theophrastus Aureolus Bombastus von Hohenheim (1493–1541), an eminent physician, chemist, toxicologist and alchemist who also worked in metallurgy and in mineralogy.
Related to lapeyreite.


Classification of TheoparacelsiteHide

Approved
Approval Year:
1998
8.BB.65

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1

Physical Properties of TheoparacelsiteHide

Adamantine, Vitreous
Transparency:
Translucent
Colour:
Dark pistachio green
Streak:
Yellowish-green
Cleavage:
Perfect
on {001}
Density:
4.72 g/cm3 (Calculated)

Optical Data of TheoparacelsiteHide

Type:
Biaxial (+)
RI values:
nα = 1.810 nβ = 1.820 nγ = 1.860
2V:
Measured: 57° , Calculated: 56°
Max Birefringence:
δ = 0.050
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
r > v marked
Pleochroism:
Visible
Comments:
α = light olive green, β = olive green, γ = dark
green.

Chemical Properties of TheoparacelsiteHide

Formula:
Cu3(As2O7)(OH)2
IMA Formula:
Cu3(OH)2As2O7

Crystallography of TheoparacelsiteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 8.3212(8) Å, b = 2.9377(3) Å, c = 4.6644(5) Å
Ratio:
a:b:c = 2.833 : 1 : 1.588
Unit Cell V:
114.02 ų (Calculated from Unit Cell)
Morphology:
Anhedral grains 0.2 × 0.1 × 0.05 mm, as smaller equidimension
crystals, and as rectangular crystals elongate [010], flattened
{001}, showing {001}, {010}, {100}, {110}, and {101}; also
pulverulent, and as pseudomorphs after olivenite.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.065(15)
3.104(100)
2.486(70)
2.400(25)
2.330(15)
1.672(30)
1.596(25)
1.330(25)

Type Occurrence of TheoparacelsiteHide

Place of Conservation of Type Material:
Natural History Museum of Geneva, Switzerland
Geological Setting of Type Material:
Oxidation zone.

Synonyms of TheoparacelsiteHide

Other Language Names for TheoparacelsiteHide

Simplified Chinese:赛羟砷铜石

Related Minerals - Nickel-Strunz GroupingHide

8.BB.XArsenowagneriteMg2(AsO4)FMon. 2/m : P21/b
8.BB.05AmblygoniteLiAl(PO4)FTric. 1 : P1
8.BB.05MontebrasiteLiAl(PO4)(OH)Tric. 1 : P1
8.BB.05TavoriteLiFe3+(PO4)(OH)Tric. 1 : P1
8.BB.10Triplite(Mn2+,Fe2+)2(PO4)(F,OH)Mon. 2/m
8.BB.10Zwieselite(Fe2+,Mn2+)2(PO4)FMon. 2/m : P21/b
8.BB.15SarkiniteMn2+2(AsO4)(OH)Mon. 2/m : P2/m
8.BB.15Triploidite(Mn2+,Fe2+)2(PO4)(OH)Mon. 2/m : P2/b
8.BB.15Wagnerite(Mg,Fe2+)2(PO4)FMon. 2/m : P21/b
8.BB.15Wolfeite(Fe2+,Mn2+)2(PO4)(OH)Mon. 2/m : P21/b
8.BB.15Stanĕkite(Mn2+,Fe2+,Mg)Fe3+(PO4)OMon.
8.BB.15JoosteiteMn2+(Mn3+,Fe3+)(PO4)OMon. 2/m
8.BB.15HydroxylwagneriteMg2(PO4)(OH)Mon. 2/m : P21/b
8.BB.20HoltedahliteMg2(PO4)(OH)Trig. 3m : P3 1m
8.BB.20Satterlyite(Fe2+,Mg,Fe)12(PO4)5(PO3OH)(OH,O)6Trig. 3m (3 2/m) : P3 1m
8.BB.25AlthausiteMg4(PO4)2(OH,O)(F,☐)Orth. mmm (2/m 2/m 2/m) : Pnma
8.BB.30AdamiteZn2(AsO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnnm
8.BB.30EveiteMn2+2(AsO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnnm
8.BB.30LibetheniteCu2(PO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnnm
8.BB.30OliveniteCu2(AsO4)(OH)Mon. 2/m : P21/m
8.BB.30ZincolibetheniteCuZn(PO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnnm
8.BB.30ZincoliveniteCuZn(AsO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnnm
8.BB.30AuriacusiteFe3+Cu2+(AsO4)OOrth. mmm (2/m 2/m 2/m) : Pnnm
8.BB.35ParadamiteZn2(AsO4)(OH)Tric. 1 : P1
8.BB.35TarbuttiteZn2(PO4)(OH)Tric. 1 : P1
8.BB.40BarbosaliteFe2+Fe3+2(PO4)2(OH)2Mon. 2/m : P21/b
8.BB.40HentscheliteCuFe3+2(PO4)2(OH)2Mon.
8.BB.40LazuliteMgAl2(PO4)2(OH)2Mon. 2/m : P21/b
8.BB.40ScorzaliteFe2+Al2(PO4)2(OH)2Mon. 2/m : P21/b
8.BB.40WilhelmkleiniteZnFe3+2(AsO4)2(OH)2Mon.
8.BB.45TrolleiteAl4(PO4)3(OH)3Mon. 2/m : B2/b
8.BB.50NamibiteCu(BiO)2(VO4)(OH)Tric. 1 : P1
8.BB.55Phosphoellenbergerite(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6Hex.
8.BB.60UrusoviteCuAl(AsO4)OMon.
8.BB.70TuraniteCu5(VO4)2(OH)4Tric. 1 : P1
8.BB.75StoiberiteCu5(VO4)2O2Mon.
8.BB.80FingeriteCu11(VO4)6O2Tric. 1 : P1
8.BB.85AverieviteCu6(VO4)2O2Cl2Trig.
8.BB.90LipscombiteFe2+Fe3+2(PO4)2(OH)2Tet.
8.BB.90RichelliteCaFe3+2(PO4)2(OH,F)2Amor.
8.BB.90ZinclipscombiteZnFe3+2(PO4)2(OH)2Tet. 4 2 2 : P43 21 2

Other InformationHide

Notes:
Soluble in HCl.
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 TheoparacelsiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Sarp, H. and Cerny R., 2001, Theoparacelsite, Cu3(OH)2As2O7, a new mineral: its description and crystal structure: Arkives de Science Genève: 54(1): 7-14.
American Mineralogist (2002): 87: 356-357.

Internet Links for TheoparacelsiteHide

Localities for TheoparacelsiteHide

ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
France (TL)
 
  • Provence-Alpes-Côte d'Azur
    • Alpes-Maritimes
      • Guillaumes
        • Daluis
Sarp, H. and Cerny R., 2001, Theoparacelsite, Cu3(OH)2As2O7, a new mineral: its description and crystal structure: Archs Sci. Geneve, 54:7-14.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2018, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 22, 2018 23:58:12 Page generated: October 22, 2018 09:20:38
Go to top of page