Chapter 12 - Layered Mafic Intrusions - Faculty web pages
Chapter 12 - Layered Mafic Intrusions - Faculty web pages
Chapter 12 - Layered Mafic Intrusions - Faculty web pages
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Stillwater Stratigraphy<br />
The Banded Series<br />
Sudden cumulus plagioclase →<br />
significant change from ultramafic rock<br />
types (phase layering again)<br />
The most common lithologies are<br />
anorthosite, norite, gabbro, and troctolite<br />
(olivine-rich and pyroxene-poor poor gabbro)