Optical Microscopy of Floor Tile (56/05–105/7)
Analysis of: Sample 1 from floor tile (56/05–105/7)
Object the sample was taken from: floor tile (56/05–105/7)
Instrument used: polarizing microscope BX51
Analysed by: Martin Hložek
Rock and mineral fragments
Grain type: fine grain| Non-plastic inclusion | Type |
|---|---|
| alkali feldspar | Minerals |
| amphibole | Minerals |
| biotite | Minerals |
| epidote | Minerals |
| quartz | Minerals |
| muscovite | Minerals |
| quartzite | Rocks |
| gneiss | Rocks |
| iron oxide-hydroxide klasts | Rocks |
| green slate | Rocks |
Binder type: heterogeneous
Grog : Binder: 1:5
Microstructure: all directions
Porosity: 5%
Firing temperature: 800–900 °C