Volcanic rock While still dominated by silicates, more primitive volcanic rocks have mineral assemblages with less silica, such as olivine and the pyroxenes. Bowen's reaction series correctly predicts the order of formation of the most common minerals in volcanic rocks. Occasionally, a magma may pick up crystals that crystallized from another magma; these crystals are called xenocrysts. Diamonds found in kimberlites are rare but well-known xenocrysts; the kimberlites do not create the diamonds, but pick them up and transport them to the surface of the Earth. Volcanic rocks are named according to both their chemical composition and texture. Basalt is a very
Sometimes I Sit and Think, and Sometimes I Just Sit Courtney Barnett was announced as the winner of the 2015 Australian Music Prize award which is given for the best Australian album release of the year. Credits are adapted from liner notes of "Sometimes I Sit and Think, and Sometimes I Just Sit". Musicians Production Sometimes I Sit and Think, and Sometimes I Just Sit Sometimes I Sit and Think, and Sometimes I Just Sit is the debut studio album by Australian indie rock musician Courtney Barnett, released on 20 March 2015. The album received wide acclaim and was ranked as one of the best albums of 2015 by numerous