Petrography or traded from elsewhere. This kind of information, along with other evidence, can support conclusions about settlement patterns, group and individual mobility, social contacts, and trade networks. In addition, an understanding of how certain minerals are altered at specific temperatures can allow archaeological petrographers to infer aspects of the ceramic production process itself, such as minimum and maximum temperatures reached during the original firing of the pot. Petrography Petrography is a branch of petrology that focuses on detailed descriptions of rocks. Someone who studies petrography is called a petrographer. The mineral content and the textural relationships within the rock are
What Is It? What Is It? What Is It? is a 2005 American surrealist film written, edited, co-produced and directed by Crispin Glover. It stars Crispin Glover and Fairuza Balk and Steven C. Stewart. As of 2008, the film has only been shown at independent theaters, typically accompanied by a question-and-answer session, a one-hour dramatic narration of eight different profusely illustrated books as a slideshow, and a meet-and-greet/book signing with Glover. "What Is It?" is the first entry in a planned trilogy directed by Glover, followed by "It Is Fine! Everything Is Fine." and continued with "It Is Mine". The "adventures" of a