Fig 1.
Maps showing locations of prodution and consumption of brown-glaze stoneware storage jars.
(A) Production sites in northern and central Thailand (Sisatchanalai, Bang Rachan, Suphanburi, Phitsanulok) and consumption site in Cambodia (Longvek). This map includes Shuttle Radar Topography Mission (SRTM) data which has been released and distributed without restrictions. (B) Preliminary archaeological map of Longvek / Oudong showing locations of storage jar samples—Wat Traleang Kaeng, Central occupation mound, Boeung Samreth. Courtesy Cambodian Archaeological LiDAR Initiative.
Fig 2.
Production and consumption sites of brown-glaze stoneware storage jars.
(A) Bang Rachan (Maenam Noi) Kilns no. 1 & 5. Image credit: Martin Polkinghorne. (B) Wat Tralaeng Kaeng—Trench 23. Image credit: Sok Keo Sovannara. (C) Brown-glaze sherd in-situ at Longvek—BCG100, South China. Image credit: Sok Keo Sovannara.
Fig 3.
(A) Sisatchanalai brown-glaze stoneware sherd (BGC028, Central occupation mound—Trench 15). (B) Bang Rachan brown-glaze stoneware sherd (BGC097, Wat Tralaeng Kaeng—Trench 23). (C) South China brown-glaze stoneware sherd (BGC100, Wat Tralaeng Kaeng—Trench 23). (D) Cambodian brown-glaze stoneware sherd (BGC078, Central occupation mound—Trench 21). Image credits: Catherine Morton.
Fig 4.
Biplot of first two principal components, describing 54.85% of data set cumulative variation.
Fig 5.
Bivariate plot of Fe and Sb concentrations with emphasis on Bang Rachan and Sisatchanalai.
Fig 6.
Hierarchical cluster analysis identifying seven groups (A to G).
Fig 7.
Bivariate log-log plot of antimony and iron concentrations classified by cluster analysis compositional groups.
Table 1.
Summary description of sherds in this study.