siteDepthRange
Matches sites at a range of depths below the surface. This might be used to separate surface sites from borehole sites.
Example
<siteDepthRange>
<unit>METER</unit>
<min>100</min>
<max>200</max>
</siteDepthRange>
Places this can be found
In siteLogical there is a choice between all of the following
In site there is a choice between all of the following