Vosegite

Vosegites: From Vosges in Northern France. A vogesite is a porphyritic alkaline (shoshonitic) lamprophyre, dominated by essential amphibole, usually hornblende, and potassic feldspar, often with augite and plagioclase present as accessories within the groundmass.

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
vosegite(30).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(31).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(32).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(33).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(35).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(36).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(3).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(4).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(5).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(6).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(7).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(8).jpg

Hornblende, Magnetite, Biotite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(9).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(10).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(11).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(12).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. PPL image, 2x (Field of view = 7mm)
vosegite(13).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(14).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(15).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(16).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(17).jpg

Hornblende, Magnetite and Pyroxene phenocrysts and Sericitized feldspar in the groundmass. XPL image, 2x (Field of view = 7mm)
vosegite(18).jpg

Magnetite, Biotite and Pyroxene (partially alterted by chlorite) phenocrysts and Sericitized feldspar in the groundmass. PPL image, 10x (Field of view = 2mm)
vosegite(19).jpg

Magnetite, Biotite and Pyroxene (partially alterted by chlorite) phenocrysts and Sericitized feldspar in the groundmass. XPL image, 10x (Field of view = 2mm)
vosegite(20).jpg

Pyroxene (partially alterted by chlorite) phenocrysts and Sericitized feldspar in the groundmass. PPL image, 10x (Field of view = 2mm)
vosegite(21).jpg

Pyroxene (partially alterted by chlorite) phenocrysts and Sericitized feldspar in the groundmass. XPL image, 10x (Field of view = 2mm)
vosegite(22).jpg

Magnetite, Biotite and Pyroxene (partially alterted by chlorite) phenocrysts and Sericitized feldspar in the groundmass. XPL image, 10x (Field of view = 2mm)