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Labradorite |
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Physical & mechanical properties
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Volumetric weight: | 2750-2840 êg/m³
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Water absorbtion: | 0.21 %
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Compression strength: | 162 MPa
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Flexure strength: | 21 MPa
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Attritive ability of rock: | 0.5 g/cm²
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Minerals (%)
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Pyroxene: | 3
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Plagioclase (labrador): | 85
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Potash feldspar: | 3
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Quartz: | 7
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Biotite: | 1
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Others: | 1
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Deposit name: Golovinske
Zhitomir region
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Å-mail: mag@gems.org.ua 
