1. J. Kopecký Plášil
    Crystal structure of phurcalite, Ca2[(UO2)3O2(PO4)2]·7H2O, from Jáchymov
    Bulletin Mineralogie Petrologie 28(2) (2020) 276-280.
  2. J. Kopecký Plášil
    Crystal structure of uranyl-oxide mineral wölsendorfite revisited
    Bulletin Mineralogie Petrologie 28(2) (2020) 322-330.
  3. A.V. Kasatkin, E. Makovicky, J. Kopecký Plášil, R. Škoda, A.A. Agakhanov, I.I. Chaikovskiy, E.A. Vlasov & I.V. Pekov
    Chukotkaite, AgPb7Sb5S15, a New Sulfosalt Mineral from Eastern Chukotka, Russia
    Canadian Mineralogist 58 (2020) 587-596.
  4. A.R. Kampf, J. Kopecký Plášil, B.P. Nash, M.E. Ciriotti, F. Castellaro & L.i Chiappino
    Monteneroite, Cu2+Mn2+2 (AsO4)2⋅8H2O, a new vivianite-structure mineral with ordered cations from the Monte Nero mine, Liguria, Italy
    Mineralogical Magazine 84 (2020) 881-887.
  5. A.V. Kasatkin, N.V. Zubkova, I.V. Pekov, N.V. Chukanov, R. Škoda, A.A. Agakhanov, D.I. Belakovskiy, D.A. Ksenofontov, J. Kopecký Plášil, A.M. Kuznetsov, S.N. Britvin & D.Yu. Pushcharovsky
    The mineralogy of the historical Mochalin Log REE deposit, South Urals, Russia. Part III. Percleveite-(La), La2Si2O7, a new REE disilicate mineral
    Mineralogical Magazine 84 (2020) 913-920.
  6. J. Kopecký Plášil, A.R. Kampf, N. Meisser, C. Lheur, T. Brunsperger, R. Škoda
    Smamite, Ca2Sb(OH)4[H(AsO4)2]•6H2O, a new mineral and a possible sink for Sb during weathering of fahlore
    American Mineralogist 105 (2020) 555-560.
  7. J. Kopecký Plášil, A.R. Kampf, T.A. Olds, J. Sejkora, R. Škoda, P.C. Burns, J. Čejka
    The new K, Pb-bearing uranyl-oxide mineral kroupaite: Crystal-chemical implications for the structures of uranyl-oxide hydroxy-hydrates
    American Mineralogist 105 (2020) 561-568.
  8. G. Steciuk, R. Škoda, J. Rohlíček, J. Kopecký Plášil
    Crystal structure of the uranyl–molybdate mineral calcurmolite Ca[(UO2)3(MoO4)2(OH)4](H2O)~5.0: insights from a precession electron-diffraction tomography study
    Journal of Geosciences 65 (2020) 15-25.
  9. F. Colmenero, J. Kopecký Plášil, V. Timón & J. Čejka
    Full crystal structure, hydrogen bonding and spectroscopic, mechanical and thermodynamic properties of mineral uranopilite
    RSC Advances 10 (2020) 31947-31960.
  10. A.M. Plumhoff, J. Kopecký Plášil, E. Dachs, A. Benisek, J. Sejkora, M. Števko, M.S. Rumsey & J. Majzlan
    Thermodynamic properties, crystal structure and phase relations of pushcharovskite [Cu(AsO3OH)(H2O) . 0.5H2O], geminite [Cu(AsO3OH)(H2O)] and liroconite [Cu2Al(AsO4)(OH)
    European Journal of Mineralogy 32 (2020) 285-304.
  11. A.R. Kampf, B.P. Nash, J. Kopecký Plášil, J.B. Smith & M.N. Feinglos
    Niasite and johanngeorgenstadtite, Ni2+4.5(AsO4)3 dimorphs from Johanngeorgenstadt, Germany
    European Journal of Mineralogy 32 (2020) 373-385.
  12. J. Sejkora, J. Kopecký Plášil, J. Čejka, Z. Dolníček & R. Pavlíček
    Molecular structure of the arsenate mineral chongite from Jáchymov – a vibrational spectroscopy study
    Journal of Geosciences 65 (2020) 111-120.
  13. F. Laufek, J. Kopecký Plášil, J. Cempírek & R. Škoda
    Foreword to the special issue arising from the 9th European Conference on Mineralogy and Spectroscopy
    Journal of Geosciences 65 (2020) 1-2.
  14. F. Colmenero, J. Kopecký Plášil
    Crystal Structure, Infrared Spectrum and Elastic Anomalies in Tuperssuatsiaite
    Scientific Reports 10 (2020) 7510(1)-7510(14).
  15. J. Kopecký Plášil, B. Kiefer, S. Ghazisaeed & S. Philippo
    Hydrogen bonding in the crystal structure of phurcalite, Ca2[(UO2)3O2(PO4)2].7H2O: singlecrystal X-ray study and TORQUE calculations
    Acta Crystallographica Section B 76 (2020) 502-509.
  16. A.R. Kampf, J. Kopecký Plášil, B.P. Nash, I. Němec & J. Marty
    Uroxite and metauroxite, the first two uranyl oxalate minerals
    Mineralogical Magazine 84 (2020) 131-141.
  17. M. Števko, J. Sejkora, J. Kopecký Plášil, Z. Dolníček & R. Škoda
    Fluorapophyllite-(NH4), NH4Ca4(Si8O20)F⋅8H2O, a new member of the apophyllite group from the Vechec quarry, eastern Slovakia
    Mineralogical Magazine 84 (2020) 533-539.
  18. A.R. Kampf, T.A. Olds, J. Kopecký Plášil, B.P. Nash & J. Marty
    Pseudomeisserite-(NH4), a new mineral with a novel uranyl-sulfate linkage from the Blue Lizard mine, San Juan County, Utah, USA
    Mineralogical Magazine 84 (2020) 435-443.
  19. N.D. Tolstykh, M. Tuhý, A. Vymazalová, J. Kopecký Plášil, F. Laufek, A.V. Kasatkin, F. Nestola & O.V. Bobrova
    Maletoyvayamite, Au3Se4Te6, a new mineral from Maletoyvayam deposit, Kamchatka peninsula, Russia
    Mineralogical Magazine 84(1) (2020) 117-123.
  20. A.V. Kasatkin, E. Makovicky, J. Kopecký Plášil, R. Škoda, A.A. Agakhanov, S.Y. Stepanov & R.S. Palamarchuk
    Luboržákite, Mn2AsSbS5, a new member of pavonite homologous series from Vorontsovskoe gold deposit, Northern Urals, Russia
    Mineralogical Magazine 2020 (2020) 1-8.
  21. P. Pauliš, D. Černý, T. Malý, Z. Dolníček, M. Bohatý, J. Ulmanová, O. Pour, J. Kopecký Plášil, O. Malina, P. Bohdálek, I. Sýkora & P. P. Povinec
    Meteorite Potůčky (Steinbach): history and new finds (Czech Republic)
    Bulletin Mineralogie Petrologie 28, 1 (2020) 179-202.
  22. J. Sejkora, J. Kopecký Plášil, J. Špalek & P. Škácha
    Minerals of the ullmannite–gersdorffite solid-solution in association with millerite from the mine dump of the Lill mine, Příbram (Czech Republic)
    Bulletin Mineralogie Petrologie 28, 1 (2020) 203-209.
  23. A.R. Kampf, T.A. Olds, J. Kopecký Plášil, P.C. Burns & J. Marty
    Natromarkeyite and pseudomarkeyite, two new calcium uranyl carbonate minerals from the Markey mine, San Juan County, Utah, USA
    Mineralogical Magazine 84 (2020) 753-765.