The squeaky sound of the sand of Hyams Beach, Australia

This beach of Australia holds the Record Guinness for having the whitest sand in the world. But it also has the noisiest sand! The sand on Hyams Beach is made almost entirely of perfectly round grains of white quartz. Sand to squeak it must present the three conditions 1 - Grains have to be round and between 0.1 and 0.5 mm in diameter. 2 - It has to contain silica (quartz). 3 - It needs to be at a certain humidity. Without doubt this beach in Jervis Bay meets the three conditions perfectly to have that s