Carbonado Carbonado Carbonado, commonly known as the "black diamond", is the toughest form of natural diamond. It is an impure form of polycrystalline diamond consisting of diamond, graphite, and amorphous carbon. It is found primarily in alluvial deposits in the Central African Republic and in Brazil. Its natural colour is black or dark grey, and it is more porous than other diamonds. Carbonado diamonds are typically pea-sized or larger porous aggregates of many tiny black crystals. The most characteristic carbonados have been found only in the Central African Republic and in Brazil, in neither place associated with kimberlite, the source of
Here Is What Is Here Is What Is Here Is What Is is the fifth studio album by Canadian songwriter and record producer Daniel Lanois. It was first released in December 2007 as a high-quality download, and later released on CD on March 18, 2008. The album is the result of the same project that led to the 2007 documentary "Here Is What Is" that premiered at the 2007 Toronto International Film Festival in September. The movie documents the aesthetics and creative process behind Lanois' approach to music making and recording. The album has been presented as a direct soundtrack to this film, and