 | | Journal (article/letter/editorial) | | SREBRODOLSKITE-BEARING SKARN ASSEMBLAGE, WEST CLEARWATER LAKE IMPACT CRATER, NORTHERN QUEBEC Daniel F. ROSA§...2A7, Canada Abstract The meteorite impact that created the 32-km-wide Late Carboniferous West Clearwater...Hudson Bay arc, northern Quebec, formed a sheet of impact melt now exposed on a central ring of islands....periclase marble when the blocs landed in the sheet of impact-generated melt. The silica content of the marble...0.1 shortly after the peak of metamorphism. Portlandite and brucite formed during the late hydration |  | Hrselova, P., Cempirek, J., Houzar, S., Sejkora, J. (2013) S,F,Cl-rich Mineral Assemblages from Burned Spoil Heaps in the Rosice-Oslavany Coalfield, Czech Republic. The Canadian Mineralogist, 51 (1) 171-188 doi:10.3749/canmin.51.1.171 | Journal (article/letter/editorial) | | Stores Road, Vancouver, British Columbia V6T 1Z4, Canada Stanislav HOUZAR Department of Mineralogy and...anhydrite, fluorellestadite, periclase, brucite, and portlandite. Accessory minerals include magnesioferrite,...rocks with dominant gypsum, anhydrite, brucite, portlandite, and ellestadite were sparsely present on both...rare relics of periclase and anhydrite. Rarely, portlandite-bearing cores were found. The cores are rimmed...high-temperature stage (active burning) brucite portlandite gypsum hexahydrite “epsomite-kieserite” cooling |  | Hamann, Christopher, Bläsing, Saskia, Hecht, Lutz, Schäffer, Sebastian, Deutsch, Alex, Osterholz, Jens, Lexow, Bernd (2018) The reaction of carbonates in contact with laser-generated, superheated silicate melts: Constraining impact metamorphism of carbonate-bearing target rocks. Meteoritics & Planetary Science, 53 (8) 1644-1686 doi:10.1111/maps.13133 | Journal (article/letter/editorial) | | laser-generated, superheated silicate melts: Constraining impact metamorphism of carbonate-bearing target rocks...entrainment of carbonates (calcite, dolomite) in silicate impact melts by 1-bar laser melting of silicate–carbonate...textural and compositional features of typical impact melts originating from silicate–carbonate targets...residual oxides into silicate impact melts are prevailing processes during impact melting of mixed silicate–carbonate...calcite and quartz, we envisage that carbonate impact melts are readily produced during adiabatic decompression |
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