infocus #38 June 2015 Sections of Sea Urchin Spines
DOI: 10.22443/rms.inf.1.122
After undertaking the RMS “Geo-Materials Sample Preparation for Microscopy Workshop” the author spent some time examining thin sections of Sea Urchin spines, this led to the production of the photomicrographs and observations that are the subject of this article.