Emerald Pearl
Emerald Pearl is a dark larvikite, featuring striking blue crystals shimmering against a deep black background. Known for its timeless elegance, the stone is often used for monuments, countertops, interior objects, facades, and flooring – both indoors and outdoors.
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Technical properties
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Value |
Unit
|
Standard
|
|
Compressive strength
|
Average: 174,8
|
Mpa
|
EN 1926
|
|
Flexural strength
|
Average: 12,5
|
Mpa
|
EN 12372
|
| Abrasion resistance |
Average: 17,5
|
mm
|
EN 14157
|
|
Slip resistance, honed surface (dry)
|
Average: 53
|
SRV
|
EN 14231 |
|
Slip resistance, honed surface (wet)
|
Average: 11 |
SRV
|
EN 14231
|
|
Apparent density
|
Average: 2699
|
kg/m3
|
EN 1936
|
|
Open porosity
|
Average: 0,45 | % |
EN 1936
|
|
Water absorption
|
Average: 0,16 | weight % |
EN 13755
|
|
Rupture energy
|
Average: 5,8
|
J
|
EN 14158
|
|
Breaking load at dowel holes
|
Average: 4478 | N |
EN 13364
|
| Petrographic composition * | Standard EN 12407 | Value | |
| Potassium feldspar | 83,5 % | ||
| Pyroxene | 3,5 % | ||
| Amphibole | 4,5 % | ||
| Opaque minerals | 3 % | ||
| Biotite | 1,5 % | ||
| Olivine | 2,5 % | ||
| Apatite | 1 % |
* Only main minerals are listed
Tested by SINTEF (2019)
