Petrography rock was affixed to a microscope slide and then ground so thin that light could be transmitted through mineral grains that otherwise appeared opaque. The position of adjoining grains was not disturbed, thus permitting analysis of rock texture. Thin section petrography became the standard method of rock study. Since textural details contribute greatly to knowledge of the sequence of crystallization of the various mineral constituents in a rock, petrography progressed into petrogenesis and ultimately into petrology. It was in Europe, principally in Germany, that petrography advanced in the last half of the nineteenth century. The macroscopic characters of rocks, those
Here Is What Is some of the tracks ("Beauty" and "Chest of Drawers") are conversations with Brian Eno. All songs written by Daniel Lanois unless otherwise noted. "Where Will I Be" is a new version of a song which had been previously released on Emmylou Harris' album "Wrecking Ball" in 1995. "Lovechild" and "Sacred And Secular" tracks incorporates, respectively, the pedal steel guitar melody used in "Carla", on Belladonna album, and the pedal steel guitar melody used in "Transmitter", on Shine album. Here Is What Is Here Is What Is is the fifth studio album by Canadian songwriter and record producer Daniel Lanois. It