Gypsum may be an unfamiliar name to many but we are surrounded by it every day. It is a mineral used to make types of plaster which coat our homes, schools and offices - and in Cumbria sits the ...
来自MSN2 个月
Archaeologists discover rare liquid gypsum burial of 'high-status individual' from Roman ...The mineral was made into a cement or plaster and then poured ... organic remnants such as clothing or a burial shroud. The gypsum from the newfound burial is fragmentary, but it retains ...
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