Labradorite large polished pebble - Madagascar - polished minerals 11.5cm / 425g / BA773

LABRADORITE belongs to the silicate group. It contains sodium, calcium, aluminum, silicon, and oxygen. Its chemical formula is NaAlSi ₃ O ₈ and CaAl ₂ Si ₂ O ₈ , the two molecules being mixed in proportion. Labradorite belongs to the plagioclase family, sodium and calcium feldspars.

It usually occurs in massive form. This mineral attracts attention due to its impressive light reflection due to the separation of feldspar during cooling. Labradorite has a density of 2.7 (1 for water) and a hardness of over 6/10. The line on porcelain is white.

The colors returned are particularly deep blues, golden yellow, orange, green, mauve, and white. The origin of the word Labradorite comes from the Labrador Peninsula in Canada.