S. Saminpanya Abstract Thai silicified woods were examined using electron probe microanalysis, yielding chemical data that characterised the samples into two groups: low and high silica contents (82—94 wt% and 94—98 wt%). The elements analysed in order of abundance include Si > Fe > Ca > Na > Al > Ti > K > Mg…
Seriwat Saminpanya, , Natamon Bavornyospiwat, Sunisa Homklin, Sumalee Danyutthapolchai, Pimtida Bupparenoo Abstract The ancient glass beads from a log coffin cave at Pang Mapha, Mae Hong Son as well as from Sa Kaeo, Thailand, were studied for their physical and chemical properties. The samples have an average specific gravity of 2.25, and an average refractive…
Journal Journal of Archaeological Science: Reports Volume 8, August 2016, Pages 366–380 Physical and chemical properties of the ancient glass beads from the highland log-coffin culture and the lowland areas, Thailand: Considerations on their colors and technology Seriwat Saminpanyaa, , Natamon Bavornyospiwata, Sunisa Homklina, Sumalee Danyutthapolchaia, Pimtida Bupparenoob Abstract The ancient glass beads from a…