2026-09-25T00:17:48+01:001https://marinefinds.org.uk/datalabs/terminology/material/id/28/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/material/id/28/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/material/id/2828Jet or Shale11042<p><span>Use for jet or shale items.Without an analysis it is generally impossible to distinguish jet from shale, but if you do know which it is, put this in the Description field.</span></p>1312013-07-18 09:11:352003-04-01 12:00:0012010-07-09 14:53:0056