Glass.Ceramic heating, Movie Library – Halogen Point Heater Heating, melting and vitrification of rocks series 12 – Lava stone Tuesday January 27th, 2015 HEAT-TECH info This video is aHeating, melting and vitrification of Lava stone by the Halogen Point Heater. Please check the following site for more information. Related page: Heating, melting and vitrification of rocks series 5 – Conglomerate stone Heating, melting and vitrification of rocks series 31 – Tiger eye stone Heating, melting and vitrification of rocks series 22 – Coral stone Heating, melting and vitrification of rocks series 11 – Chart stone 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 9 – Granite Heating, melting and vitrification of rocks series 13 – Brick