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File:Basalt qapf.jpg

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Basalt_qapf.jpg(570 × 600 pixels, file size: 49 KB, MIME type: image/jpeg)


English: This is an image of the QAPF diagram used to classify volcanic rocks when the modal mineralogy can be determined. The basalt/andesite field is highlighted in yellow. Basalt has SiO2 < 52% while andesite has SiO2 > 52%.
Source Own work
Author Kent G. Budge
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QAPF diagram with basalt/andesite field highlighted in yellow

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17 August 2020

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current18:46, 17 August 2020Thumbnail for version as of 18:46, 17 August 2020570 × 600 (49 KB)Kent G. BudgeUploaded own work with UploadWizard
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