h formation
Goldblatt et al. 2010 doi:10.5194/se-1-1-2010</p>
    </div>

    <pre class="usage"><span class='va'>geostellar</span></pre>


    <h2 class="hasAnchor" id="format"><a class="anchor" href="#format"></a>Format</h2>

    <p>A data frame</p>
    <h2 class="hasAnchor" id="source"><a class="anchor" href="#source"></a>Source</h2>

    <p><a href='https://sites.google.com/site/geologicdatascale/timescale'>https://sites.google.com/site/geologicdatascale/timescale</a></p>
    <h2 class="hasAnchor" id="d