Thursday, 14 May 2015

Pointing the Elizabethan Glass Furnace

Here we see volunteers repointing the glass furnace, using a 3:1 sand and lime mortar which has a russet dye added to it to give what archaeologists believe to be the correct colour.
 The initial exothermic reaction creates a great deal of heat.

 Peter and Jeff chiselling out the old mortar and putting in the new lime mortar.

 Albert and Richard hard at work
 Read more in the local news about the glass furnace at: