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.

Full article: Bangkok Post

Assawin Pakkawan
BANGKOK POST