Kersantite

Kersantites: From Kersanton, a village in France. Are plagioclase, hornblende, augite lamprophyres.

lamprophyre2020(15).jpg

Kersantite with plagioclase (white) and hornblende (dark). Kersanton, Brittany, France. From Wikipedia.




Bibliography



• Mitchell, R. H. (1994). The lamprophyre facies. Mineralogy and Petrology, 51(2), 137-146.
• Rock, N. S. (1977). The nature and origin of lamprophyres: some definitions, distinctions, and derivations. Earth-Science Reviews, 13(2), 123-169.
• Rock, N. M. S. (1986). The nature and origin of ultramafic lamprophyres: alnöites and allied rocks. Journal of Petrology, 27(1), 155-196.
• Rock, N. M. (1987). The nature and origin of lamprophyres: an overview. Geological Society, London, Special Publications, 30(1), 191-226.


Photo
kersantite(1).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(2).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(3).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(4).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(5).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(6).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(7).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(8).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(9).jpg

Altered plagioclase, phlogopite and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(10).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(11).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(12).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(13).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(14).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(15).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(19).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(20).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(21).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(13).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)
kersantite(14).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. XPL image, 2x (Field of view = 7mm)
kersantite(15).jpg

Altered plagioclase, phlogopite, pyroxene and magnetite crystals in a kersantite. PPL image, 2x (Field of view = 7mm)