
| Hardness | |
| Flatness | |
| Adherence | |
| Frost resistance | |
| Longevity | |
| Color fastness |

| Hardness | |
| Flatness | |
| Adherence | |
| Frost resistance | |
| Longevity | |
| Color fastness |
Slate is a clay shale with very fine and very hard grains, which after undergoing folding and geological pressure, take the form of fine layers or sheets.
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Mont du moulin 30750 Lanuejols FRANCE.