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| Orivesi
Slate
A schist from Orivesi.
The Orivesi Slate is a dark grey, nearly black phyllite
schist. The frost and abrasion resistance of phyllite schist,
as well as its chemical resistance, is good.
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Variation
in colour: Considerable
Weather Resistance: Good
Abrasion Resistance: Good
Quarry site: Orivesi, Yliskylä
Quarrying began in 1960
Amount of Quarries: 1
| Mechanical Properties |
|
Density |
2610
kg/m3 |
| Water absorption |
0,17% |
| Compressive strength |
201
MPa |
| Flexural strength |
25
MPa |
| Hardness |
6,5
Mohs |
| Mineral composition |
| Quartz
|
74,9% |
| Muscovite |
24,1% |
| Other |
1% |
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