<page_title> Yule Marble </page_title> <section_title> Timeline </section_title> <table> <cell> 350Ma <col_header> Start </col_header> </cell> <cell> 324Ma <col_header> End </col_header> </cell> <cell> Leadville Limestone formed in a shallow, warm sea that covered Central Colorado through the accumulation of calcite from the remains of marine life. <col_header> Geologic activity </col_header> </cell> </table>
The Yule Marble of Leadville Limestone was deposited 350 million to 324 million years ago.