Optical Microscopy of Floor Tile (409475)
Analysis of: Sample 1 from floor tile (409475)
Object the sample was taken from: floor tile (409475)
Instrument used: polarizing microscope BX51
Analysed by: Martin Hložek
Rock and mineral fragments
Grain type: fine grainNon-plastic inclusion | Type |
---|---|
alkali feldspar | Minerals |
amphibole | Minerals |
biotite | Minerals |
quartz | Minerals |
muscovite | Minerals |
plagioclase | Minerals |
biotite-muscovite slate | Rocks |
granitoid | Rocks |
cataclasite | Rocks |
metaquartzite | Rocks |
sandstone | Rocks |
gneiss | Rocks |
iron oxide-hydroxide klasts | Rocks |
Binder type: heterogeneous
Grog : Binder: 1:10
Microstructure: all directions
Porosity: 3%
Firing temperature: 800–900 °C