Tag Archives: resource
Sub-fossils in copal: an under-valued resource
Copal (derived from the Spanish copalli meaning incense), the precursor of amber, is subfossilised tree resin not old or polymerised enough to be classed as amber. Given that the transformation of resin into copal and then into amber is dependent … Continue reading
Salthill Quarry, Clitheroe: a resource being revitalised
A while ago, SKD published a critique of the poor geoconservation practices on one of England’s most productive Sites of Special Scientific Interest (SSSI) of Mississippian age – the so-called scraped surface at Salthill Quarry, Clitheroe, Lancashire (Grayson, 1981; Bowden … Continue reading