Comment on Lee et al. (2022) “Reexamination of the structure of opal-A: A combined study of synchrotron X-ray diffraction and pair distribution function analysis”— Concerning opal

Articles in the same Issue

1. Crystal chemistry and thermodynamic properties of zircon structure-type materials
2. Thermal and combined high-temperature and high-pressure behavior of a natural intermediate scapolite
3. Crystal structure, hydrogen bonding, and high-pressure behavior of the hydroxide perovskite MgSi(OH)₆: A phase relevant to deep subduction of hydrated oceanic crust
4. Equilibrium Sn isotope fractionation between aqueous Sn and Sn-bearing minerals: Constrained by first-principles calculations
5. Raman spectroscopic investigation of selected natural uranyl sulfate minerals
6. Modified magnetite and hydrothermal apatite in banded iron-formations and implications for high-grade Fe mineralization during retrogressive metamorphism
7. Apatite trace element composition as an indicator of ore deposit types: A machine learning approach
8. Identifying serpentine minerals by their chemical compositions with machine learning
9. Crystal habit (tracht) of groundmass pyroxene crystals recorded magma ascent paths during the 2011 Shinmoedake eruption
10. Reconstructing diagenetic mineral reactions from silicified horizons of the Paleoproterozoic Biwabik Iron Formation, Minnesota
11. Mannardite as the main vanadium-hosting mineral in black shale-hosted vanadium deposits, South China
12. Molybdenite-bearing vugs in microgranite in the Preissac pluton, Québec, Canada: Relicts of aqueous fluid pockets?
13. The equilibrium boundary of the reaction Mg₃Al₂Si₃O₁₂ + 3CO₂ = Al₂SiO₅ + 2SiO₂ + 3MgCO₃ at 3–6 GPa
14. Discussion
15. Comment on Lee et al. (2022) “Reexamination of the structure of opal-A: A combined study of synchrotron X-ray diffraction and pair distribution function analysis”— Concerning opal
16. Reply
17. On “Reexamination of the structure of opal-A: A combined study of synchrotron X-ray diffraction and pair distribution function analysis”—Reply to de Jong
18. American Mineralogist thanks the Reviewers for 2023