Can't download audible books to MP3 player - not happy, Jan. So I sprang the 50 bucks to buy a generic Dick Smith MP3 player because I thought - oh joy - I'd be able to carry my entire audible library around with me on a device that's as small as a matchbox. So I download some audible books. They're there on the device.
A common example of an extrusive igneous rock is basalt. Some extrusive rocks, such as obsidian and pumice, cool so rapidly that they completely lack crystal structure and are considered a volcanic glass. Pumice is just like obsidian except it is tiny shards of glass.
Pumice is a type of extrusive igneous rock, formed from high silica lava which is explosively erupted from volcanoes.umice stone a highly abrasive material and because of this it is  commonly used to get rid of any calluses or dry skin from the heel  and the base of the foot. In ancient t â¦ imes, however, pumices stone  was also used by Roman and Greek cultures to get rid of excess hair  from the body.