File:Gabbro qapf.png

Gabbro_qapf.png(570 × 600 pixels, file size: 71 KB, MIME type: image/png)

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Summary

Description
English: This images shows the QAPF (quartz-alkali feldspar-plagioclase-feldspathoid) diagram used to classify visibly crystalline igneous rocks. The field corresponding to gabbro, diorite, or anorthosite is highlighted in yellow.
Date
Source Own work
Author Kent G. Budge

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The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.

Captions

QAPF diagram with gabbro/diorite fields highlighted in yellow

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30 November 2021

image/png

File history

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Date/TimeDimensionsUserComment
current11:46, 1 December 2021570 × 600 (71 KB)Kent G. BudgeDefintion of "gabbro" too broad, covering a larger family of gabbroic rocks for which a separate diagram is needed.

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