All Stories

  1. Crystal structure and Raman spectroscopic studies of OH stretching vibrations in Zn-rich fluor-elbaite

    Article • American Mineralogist, November 2020, Mineralogical Society of America

    Adam Pieczka

  2. Raman spectroscopic studies of O–H stretching vibration in Mn-rich apatites: A structural approach

    Article • American Mineralogist, September 2020, Mineralogical Society of America

    Adam Pieczka

  3. Lepageite, Mn32+(Fe73+Fe42+)O3[Sb53+As83+O34], a new arsenite-antimonite mineral from the Szklary pegmatite, Lower Silesia, Poland

    Article • American Mineralogist, July 2019, Mineralogical Society of America

    Adam Pieczka

  4. Graftonite-(Mn), ideally M1MnM2,M3Fe2(PO4)2, and graftonite-(Ca), ideally M1CaM2,M3Fe2(PO4)2, two new minerals of the graftonite group from Poland

    Article • Mineralogical Magazine, May 2018, Mineralogical Society

    Adam Pieczka

  5. Oxy-dravite from Wołowa Góra Mt., Karkonosze massif, SW Poland: Crystallochemical and structural studies

    Article • Mineralogical Magazine, February 2018, Mineralogical Society

    Adam Pieczka

  6. Żabińskiite, ideally Ca(Al0.5Ta0.5)(SiO4)O, a new mineral of the titanite group from the Piława Górna pegmatite, the Góry Sowie Block, southwestern Poland

    Article • Mineralogical Magazine, May 2017, Mineralogical Society

    Adam Pieczka

  7. Maneckiite, ideally NaCa2Fe22+(Fe3+Mg)Mn2(PO4)6(H2O)2, a new phosphate mineral of the wicksite supergroup from the Michałkowa pegmatite, Góry Sowie Block, southwestern Poland

    Article • Mineralogical Magazine, May 2017, Mineralogical Society

    Adam Pieczka

  8. Pilawite-(Y), Ca2(Y,Yb)2[Al4(SiO4)4O2(OH)2], a new mineral from the Piława Górna granitic pegmatite, southwestern Poland: mineralogical data, crystal structure and association

    Article • Mineralogical Magazine, October 2015, Mineralogical Society

    Adam Pieczka

  9. The dumortierite supergroup. I. A new nomenclature for the dumortierite and holtite groups

    Article • Mineralogical Magazine, August 2013, Mineralogical Society

    Dr. R. James Evans, Adam Pieczka

  10. The dumortierite supergroup. II. Three new minerals from the Szklary pegmatite, SW Poland: Nioboholtite, (Nb0.6〈0.4)Al6BSi3O18, titanoholtite, (Ti0.75〈0.25)Al6BSi

    Article • Mineralogical Magazine, August 2013, Mineralogical Society

    Dr. R. James Evans, Adam Pieczka

  11. Holtite and dumortierite from the Szklary Pegmatite, Lower Silesia, Poland

    Article • Mineralogical Magazine, April 2011, Mineralogical Society

    Adam Pieczka