Memorial of James Burleigh Thompson, Jr., 1921–2011

Hollandite-type phases: Geometric consideration of unit-cell size and symmetry

Tetrahedral disorder in fibrolitic sillimanite: Comparison of 29 Si NMR and neutron diffraction data

Rietveld refinement of the crystal structure of fibrolitic sillimanite using neutron powder diffraction data

Introduction to the Thompson issue

Energy calculations bearing on biopyriboles

Pyroxene-pyroxenoid polysomatism revisited: A clarification

LCLSQ: Lattice parameter refinement using correction terms for systematic errors

The ionic model; perceptions and realities in mineralogy

Hydrogen in humite-group minerals; structure-energy calculations

Treatment of the hydroxyl in structure-energy calculations

Effects of compositional variation on the crystal structures of pyroxmangite and rhodonite

High-temperature crystal structure of pyroxmangite

Polytypism in micas; a polyhedral approach to energy calculations

Positional disorder of A-site cations in C2/M amphiboles; model energy calculations and probability studies

Structure-energy calculations on low and high albite

Modeling tunnel-cation displacements in hollandites using structure-energy calculations

Ionic modeling of mineral structures and energies in the electron gas approximation; TiO 2 polymorphs, quartz, forsterite, diopside

Energetics of ordering in aluminous pyroxenes

Scapolite: alkali atom configurations, antiphase domains, and compositional variations