- Brand: Casa de plata
- Product Code: CSR-307
- Availability: By Order
became popular with the missionaries. Labradorite is a plagioclase feldspar
which shows adularescence (a white or bluish light seen when turned). This
optical effect is so unique to labradorite that it has been termed. It is the
result of diffraction of light in the layers of rock. When viewed at certain
angles, labradorite exhibits such captivating color that has led to Inuit
legends stating that the Northern Lights shone down on the shores of Labrador
and were captured inside these colorful stones. The most highly valued
labradorite is material that shows the full spectrum of color in its.
Labradorite that does not exhibit can still make beautiful gemstones because of
aventurescence, which is a glitter caused by diffraction of light from mineral
Ruby is one of the highest valued colored gemstones, in fact, large rubies can fetch higher prices than equivalently sized diamonds. Ruby has been prized for centuries because of its excellent Mohs scale hardness of 9, along with its treasured rich red hue and vitreous luster. Ruby is a variety of corundum that gets its red color from chromium. Corundum that occurs in any color other than red, is classified as sapphire. In its pure form, corundum is completely colorless. The word "corundum" comes from the Tamil "kurundam", meaning "ruby sapphire"