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 described in detail. Petrographic descriptions start with the field notes at the outcrop and include megascopic description of hand spe...
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http://en.wikipedia.org/wiki/Petrography
• (n.) The scientific description of rocks; that department of science which investigates the constitution of rocks; petrology. • (n.) The art of writing on stone.
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http://thinkexist.com/dictionary/meaning/petrography/
(from the article `optical crystallography`) branch of crystallography that deals with the optical properties of crystals. It is of considerable interest theoretically and has the greatest ... ...and geologic processes. It is concerned with all three major types of rocks—igneous, metamorphic, and sedimentary. Petrology includes the...
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http://www.britannica.com/eb/a-z/p/51
Type of geology that deals with the classification of rocks, which is based on the material they contain. Person who studies in this discipline is a petrographer.
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http://www.encyclo.co.uk/local/22291
Pe·trog'ra·phy noun [
Petro +
-graphy .]
1. The art of writing on stone.
2. The scientific description of rocks; that department of science which investigates the constitution of rocks; petrology.
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http://www.encyclo.co.uk/webster/P/66
petrography, petrograph, petrographic The scientific description of the composition and formation of rocks; descriptive petrology.
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http://www.wordinfo.info/words/index/info/view_unit/1620/3
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