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Ondrušite

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Ondrušite, etc.

Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
Ondrušite, etc.

Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
Ondrušite, etc.

Svornost Mine, Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
Ondrušite, etc.

Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
Ondrušite, etc.

Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
Ondrušite, etc.

Svornost Mine, Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
Ondrušite, etc.

Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
Ondrušite, etc.

Jáchymov, Jáchymov District, Krušné Hory Mts, Karlovy Vary Region, Czech Republic
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About OndrušiteHide

Formula:
CaCu4(AsO4)2(HAsO4)2 · 10H2O
Colour:
white, whitish green, grey-green, apple-green
Lustre:
Vitreous
Hardness:
2 - 3
Specific Gravity:
3.26
Crystal System:
Triclinic
Name:
Named by Jirí Sejkora, Jakub Plášil, František Veselovský, Ivana Císarová, and Jan Hloušek in 2011 in honor of Petr Ondruš (1960 - ) mineralogist with the Czech Geological Survey, Prague, Czech Republic, for his contribution to the Jáchymov ore district, including the description of seven new minerals.
Previously ondrušite had the preliminary name "pseudo-lindackerite" (J. Czech Geol. Soc. 42(4) (1997) 77-107, specifically p. 96; Eur. J. Mineral. 15 (2003) 1035–1042).
Isostructural with:
Lindackerite
Lindackerite Group.


Classification of OndrušiteHide

IMA status:
Approved
Approval Year:
2008
First Published:
2011
Nickel-Strunz 10th (pending) ed.:
8.CE.30

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
Dana 8th ed.:
39.2.6.6

39 : HYDRATED ACID PHOSPHATES,ARSENATES AND VANADATES
2 : (AB)5[HXO4]2[XO4]2.xH2O

Physical Properties of OndrušiteHide

Lustre:
Vitreous
Transparency:
Translucent
Colour:
white, whitish green, grey-green, apple-green
Streak:
white to greyish white with a greenish tint
Hardness:
2 - 3 on Mohs scale
Tenacity:
Very brittle
Cleavage:
Perfect
{001}
Fracture:
Irregular/Uneven
Density:
3.26 g/cm3 (Measured)    3.12 g/cm3 (Calculated)
Comment:
Measured desnity affected by admixed lavendulan

Chemical Properties of OndrušiteHide

Formula:
CaCu4(AsO4)2(HAsO4)2 · 10H2O
IMA Formula:
CaCu4(AsO4)2(AsO3OH)2 · 10H2O
Elements listed:
As, Ca, Cu, H, O - search for minerals with similar chemistry

Crystallography of OndrušiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 6.432 Å, b = 7.986 Å, c = 10.827 Å
α = 85.75°, β = 81.25°, γ = 85.04°
Ratio:
a:b:c = 0.805 : 1 : 1.356
Unit Cell V:
546.56 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
10.67 (100)
3.970 (10)
3.648 (11)
3.560 (18)
3.286 (10)
3.173 (13)
2.922 (10)
2.736 (10)

Type Occurrence of OndrušiteHide

Synonyms of OndrušiteHide

Other Language Names for OndrušiteHide

German:Ondrušit

Relationship of Ondrušite to other SpeciesHide

Member of:
Ondrušite Group > Lindackerite Supergroup
Other Members of this group:
Chudobaite(Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2OTric.
GeigeriteMn2+5(AsO4)2(HAsO4)2 · 10H2OTric.
KlajiteMnCu4(AsO4)2(HAsO4)2 · 9-10H2OTric. 1 : P1

Common AssociatesHide

Associated Minerals Based on Photo Data:
Lavendulan8 photos of Ondrušite associated with Lavendulan on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.CE.XBabánekiteCu3(AsO4)2 · 8H2O Mon. 2/m : B2/m
8.CE.05Chudobaite(Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2OTric.
8.CE.05GeigeriteMn2+5(AsO4)2(HAsO4)2 · 10H2OTric.
8.CE.10NewberyiteMg(HPO4) · 3H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.CE.15BrassiteMg(HAsO4) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.CE.20PhosphorrössleriteMg(HPO4) · 7H2OMon. 2/m : P2/b
8.CE.20RößleriteMg(HAsO4) · 7H2OMon. 2/m : B2/b
8.CE.25MetaswitzeriteMn2+3(PO4)2 · 4H2OMon. 2/m : P2/b
8.CE.25Switzerite(Mn,Fe)3(PO4)2 · 7H2OMon.
8.CE.30LindackeriteCuCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30VeselovskýiteZnCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30PradetiteCoCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30KlajiteMnCu4(AsO4)2(HAsO4)2 · 9-10H2OTric. 1 : P1
8.CE.35BobierriteMg3(PO4)2 · 8H2OMon. 2/m : B2/b
8.CE.40AnnabergiteNi3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40ArupiteNi3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40Barićite(Mg,Fe)3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40ErythriteCo3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40FerrisymplesiteFe3+3(AsO4)2(OH)3 · 5H2O
8.CE.40HörnesiteMg3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40KöttigiteZn3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40Manganohörnesite(Mn,Mg)3(AsO4)2 · 8H2OMon. 2/m : P2/m
8.CE.40ParasymplesiteFe2+3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40VivianiteFe2+3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40PakhomovskyiteCo3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.45SymplesiteFe2+3(AsO4)2 · 8H2OTric. 1 : P1
8.CE.50CattiiteMg3(PO4)2 · 22H2OTric. 1 : P1
8.CE.55KoninckiteFe3+PO4 · 3H2OTet.
8.CE.60KaňkiteFeAsO4 · 3.5H2OMon.
8.CE.65SteigeriteAl(VO4) · 3H2OMon. 2/m : P21/m
8.CE.70MetaschoderiteAl2(PO4)(VO4) · 6H2OMon. 2/m : P2/m
8.CE.70SchoderiteAl2(PO4)(VO4) · 8H2OMon.
8.CE.75MalhmooditeFeZr(PO4)2 · 4H2OMon.
8.CE.75ZigrasiteMgZr(PO4)2 · 4H2OTric. 1 : P1
8.CE.75Unnamed (Ca-analogue of Zigrasite)CaZr[PO4]2 · 4H2OTric.
8.CE.80SantabarbaraiteFe3+3(PO4)2(OH)3 · 5H2OAmor.
8.CE.85Metaköttigite(Zn,Fe,Fe)3(AsO4)2 · 8(H2O,OH)Tric. 1 : P1

Related Minerals - Dana Grouping (8th Ed.)Hide

39.2.6.1Chudobaite(Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2OTric.
39.2.6.1LindackeriteCuCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
39.2.6.2GeigeriteMn2+5(AsO4)2(HAsO4)2 · 10H2OTric.
39.2.6.4VeselovskýiteZnCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
39.2.6.5PradetiteCoCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1

Fluorescence of OndrušiteHide

In UV light:
Short Wave UV - None
Long Wave UV - None

Other InformationHide

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 OndrušiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Ondruš, P., Veselovský, F., Skála, R., Císarová, I., Hloušek, J., Frýda, J., Vavrín, I., Čejka, J. and Gabašová, A. (1997b): New naturally occurring phases of secondary origin from Jáchymov (Joachimsthal). J. Czech Geol. Soc. 42, 77-107. [as "pseudo-lindackerite"]
Williams, P.A., Hatert, F., Pasero, M. (2008) New minerals approved in 2008. in International Mineralogical Association: 1-13.
Tvrdý, J., Plášil, J. (2010) Jáchymov - Reiche Erzlagerstätte und Radonbad im böhmischen Westerzgebirge. Aufschluss: 61: 277-292 (in German).
Sejkora, J., Plášil, J., Veselovský, F., Císarová, I., Hloušek, J. (2011): Ondrušite, CaCu4(AsO4)2(AsO3OH)2·10H2O, a new mineral species from the Jáchymov ore district, Czech Republic: Description and crystal-structure determination. The Canadian Mineralogist: 49: 885-897.

Internet Links for OndrušiteHide

Localities for OndrušiteHide

ⓘ - 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.
Czech Republic
 
  • Karlovy Vary Region
    • Krušné Hory Mts (Erzgebirge)
      • Jáchymov District (St Joachimsthal)
[AmMin 84:688]
Tvrdý, J. & Plášil, J. (2010): Jáchymov - Reiche Erzlagerstätte und Radonbad im böhmischen Westerzgebirge. Aufschluss 61, 277-292.
Greece
 
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium; Lavreotiki Municipality)
Kolitsch, U., Rieck, B., Brandstätter, F., Schreiber, F., Fabritz, K. H., Blaß, G. & Gröbner, J. (2014): Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (I). Mineralien-Welt 25 (1), 60-75 (in German). [identification announced; no description given yet]
        • Agios Konstantinos [St Constantine] (Kamariza)
          • Kamariza Mines (Kamareza Mines)
            • Hilarion area
Rieck, B., Kolitsch, U., Voudouris, P., Giester, G. and Tzeferis, P. (2018): Weitere Neufunde aus Lavrion, Griechenland. Mineralien-Welt 29 (5), 32-77 (in German).
Mineral and/or Locality  
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