SONGKHLA: A large quantity of small porous stones have been washed ashore along the Gulf of Thailand in Songkhla and other southern provinces.
The greyish-green stones are tiny, spongy and lightweight, ranging from 0.3 – 3 centimetres in size. They were believed to be pumice stones from a volcanic eruption, but it was not known where they came from from.
Officials from Songkhla-based Regional Environment Office 16 and the Marine and Coastal Resources Research Centre for the lower Gulf of Thailand collected samples of the stones, which were sent to the Zone 4 Mineral Resources Office in Surat Thani province for examination.
The pumice was found along the shoreline at many spots, including…
