which they form. Petrology has three subdivisions: igneous, metamorphic, and sedimentary petrology. Igneous and metamorphic petrology are commonly taught...

Pellets are small spherical to ovoid or rod-shaped grains that are common component of many limestones. They are typically 0.03 to 0.3 mm long and composed...

Igneous petrology is the study of igneous rocks—those that are formed from magma. As a branch of geology, igneous petrology is closely related to volcanology...

feldspar on the A-Q-P half of the diagram. True granite (according to modern petrologic convention) contains between 20% and 60% quartz by volume, with 35% to...

The Journal of Petrology is a monthly peer-reviewed academic journal focused on the field of igneous and metamorphic petrology and petrogenesis. The journal...

Contributions to Mineralogy and Petrology is a peer-reviewed scientific journal published by Springer Science+Business Media since 1947. The journal is...

Paine Mafic Complex (Patagonia)" (PDF). Journal of Petrology. 55 (5): 917–949. doi:10.1093/petrology/egu011. hdl:20.500.11850/103136. Allibon, J.; Ovtcharova...

branch of geology) determines their absolute ages. By combining various petrological, crystallographic, and paleontological tools, geologists are able to...

of Munro Township, Northeast Ontario". Journal of Petrology. 18 (2): 319–369. doi:10.1093/petrology/18.2.319. Gill, Robin (2010). Igneous rocks and processes:...

The Petrological Database of the Ocean Floor (PetDB) is a relational database for global geochemical data on igneous and metamorphic rocks generated at...