Heating, melting and vitrification of rocks series 5 – Conglomerate stone HEAT-TECH info 9 years ago This video is aHeating, melting and vitrification of Conglomerate stone by the Halogen Point Heater. Please check the following site for more information. Related page: Heating, melting and vitrification of rocks series 3 – Sandstone Heating, melting and vitrification of rocks series 4 – Turbidite Heating, melting and vitrification of rocks series 6 – Pink-Granite Heating, melting and vitrification of rocks series 7 – Basalt Heating, melting and vitrification of rocks series 8 – Limestone Heating, melting and vitrification of rocks series 12 – Lava stone Heating, melting and vitrification of rocks series 13 – Brick Heating, melting and vitrification of rocks series 14 – Cement brick