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@blessed-girl its not varnished polystyrene, Thanks for stopping by to give it a guess, I do love seeing new names hit the contest post :)

I have added a hint to help people now :)

Well I've always thought it's a Star but I do not know the material, I was trying to guess the material.

A star, wow if only I could get an image of that. It was a stalagmite this week. Thanks for playing.