Optical Microscopy of Floor Tile (446530)
Analysis of: Sample 1 from floor tile (446530)
Object the sample was taken from: floor tile (446530)
Instrument used: polarizing microscope BX51
Analysed by: Martin Hložek
Rock and mineral fragments
Grain type: fine grain| Non-plastic inclusion | Type |
|---|---|
| alkali feldspar | Minerals |
| biotite | Minerals |
| quartz | Minerals |
| muscovite | Minerals |
| cataclasite | Rocks |
| quartzite | Rocks |
| metaquartzite | Rocks |
| gneiss | Rocks |
| sillimanite gneiss | Rocks |
| iron oxide-hydroxide klasts | Rocks |
Binder type: heterogeneous
Grog : Binder: 1:10
Microstructure: fluidal
Porosity: 5%
Firing temperature: 800–900 °C