This video is a heating, melting and vitrification of Turquoise by the Halogen Point Heater.

Please check the following site for more information.

Related page:

Heating, melting and vitrification of rocks series 23 – Sandstones Heating, melting and vitrification of rocks series 26 – Chalcopyrite Heating, melting and vitrification of rocks series 27 – Fluorite Heating, melting and vitrification of rocks series 30 – Amethyst Heating, melting and vitrification of rocks series 22 – Coral stone Heating, melting and vitrification of rocks series 31 – Tiger eye stone Heating, melting and vitrification of rocks series 44 – Siderite Heating, melting and vitrification of rocks series 38 – Goethite