Definition of Petrographic. Meaning of Petrographic. Synonyms of Petrographic

- of rocks is based on the information acquired during the petrographic analysis. Petrographic descriptions start with the field notes at the outcrop and...
- A petrographic microscope is a type of optical microscope used to identify rocks and minerals in thin sections. The microscope is used in optical mineralogy...
- A petrographic province is a geological region within which the igneous rocks reveal a relationship (so-called consanguinity) in chemical composition,...
- section (or petrographic thin section) is a thin slice of a rock or mineral sample, prepared in a laboratory, for use with a polarizing petrographic microscope...
- in optical mineralogy. Addition of plates between the polarizers of a petrographic microscope makes the optical identification of minerals in thin sections...
- A felsic volcanic lithic fragment, as seen in a petrographic microscope. Scale box is in millimeters....
- A sand grain of volcanic gl**** under the petrographic microscope. Its amorphous nature makes it disappear in cross-polarized light (bottom frame). The...
- 54°26′49″N 3°03′50″W / 54.447°N 3.064°W / 54.447; -3.064 The Langdale axe industry (or factory) is the name given by archaeologists to a Neolithic centre...
- An aphanitic volcanic sand grain, with fine-grained groundm****, as seen through a petrographic microscope...
- analysis, petrologists analyze thin sections of rock samples using a petrographic microscope, where the minerals can be identified through their different...