Phenocrysts are ubiquitous in alkali basalt and, similarly to the groundmass, are usually made up of olivine and titanium-rich augite but can also have plagioclase and
iron oxides with lower frequency.[3][4]
^Skewes, Milka Alexandra; Stern, Charles R. (1979). "Petrology and geochemistry of alkali basalts and ultramafic inclusions from the palei-aike volcanic field in Southern Chile and the origin of the patagonian plateau lavas". Journal of Volcanology and Geothermal Research. 6 (1–2): 3–25.
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doi:
10.1016/0377-0273(79)90044-1.
^
abcHaldar, S. K. (2017). Platinum-Nickel-Chromium Deposits. Elsevier. p. 45.
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abcWinter, John DuNann (2001). An Introduction to Igneous and Metamorphic Petrology. Upper Saddle River, New Jersey: Prentice Hall. pp. 148, 182.
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^Irvine, T. N.; Baragar, W. R. A. (1971). "A Guide to the Chemical Classification of the Common Volcanic Rocks". Canadian Journal of Earth Sciences. 8 (5): 523–548.
Bibcode:
1971CaJES...8..523I.
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^Farmer, G.L. (2005). Rudnick, R.L. (ed.). Treatise on Geochemistry: The crust. Gulf Professional Publishing. p. 97.
ISBN9780080448473.
^Ulivi, Paolo; Harland, David M (2007). Robotic Exploration of the Solar System Part I: The Golden Age 1957-1982. Springer. pp. 159–160.
ISBN9780387493268.