Igneous Rocks are formed by crystallization from a liquid, or magma. They include two types. Magma is a mixture of liquid rock, crystals, and gas. Characterized by a wide range of chemical compositions, with high temperature, and properties of a liquid.
One of the earliest forerunners of modern ice cream was a recipe brought back to Italy from China by Marco Polo. The recipe was very like what we would call sherbet. From there, it is thought that Catherine de Medici brought the dessert to France when she married King Henry II in 1533.
The origin of ice-cream. An ice-cream-like food was first eaten in China in 618-97AD. King Tang of Shang, had 94 ice men who helped to make a dish of buffalo milk, flour and camphor. A kind of ice-cream was invented in China about 200 BC when a milk and rice mixture was frozen by packing it into snow.