You are here: Home › Uncategorized › Rock 365 : Day 61 : Portland Limestone ← Rock 365 : Day 60 : Grinshill Base Sandstone #365photos Rock 365 : Day 62 : Graded Conglomeratic Cross Beds #365photos → Rock 365 : Day 61 : Portland Limestone Day 61 : The oolitic Portland Limestone, commonly used as a building stone. Leave a Reply Cancel reply Your email address will not be published. Required fields are marked * Name * Email * Website Comment You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <strike> <strong>
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