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Showing results for tags 'siliceous'.
DocBee posted a topic in Fossil IDHi Guys, My son's friend asked me to id this and I'm embarrassed to say that I'm stumped! It's siliceous, it was found in UK and its owner has suggested it could be from Whitby (or less likely from North Cornwall or the Isle of Man). It's intriguing me because if you look through the little holes you can see daylight suggesting to me that the specimen might be fossil and not just a strange depositional feature. I'm convincing myself that I can see five-fold symmetry and that it looks like some sort of echinoid but I might be way off the mark. If you think it's depositional or diagenetic c