Gem Encyclopedia

Emerald: color and origin

The emerald gemstone, with its iridescent green and timeless beauty, has always been admired and desired for its intrinsic elegance. However, few truly know where this treasure of nature comes fr...

A Legend About Amethyst

Amethyst is undoubtedly a precious stone with great charm. Thanks to its intense purple color, it has always been linked to magic, introspection and sacredness. From Ancient Greece, however, come...

Amber properties and characteristics

Light and translucent, amber brings to mind the sweet viscosity of the millefiori and the preciousness of a treasure. Contrary to what one might think, it is an amorphous and delicate substance, ...

Amethyst: characteristics and curiosities

Belonging to the quartz family , amethyst is known for its unmistakable purple color. Used since ancient times for the creation of jewelry and seals, it is a gem that is an ally of body and spiri...

Topaz (gem)

Species: TOPAZ Variety: According to the colors Color: All colors Transparency: Transparent Crystal system: Rhombic Chemical formula: A12SiO4(F,OH)2 Chemical composition: ...

Rhodonite (gem)

Species: RHODONITE Variety: Bustamite Color: Pink, usually with black speckles Transparency: Opaque to transparent (rare) Crystal system: Triclinic Chemical formula: MnSi...

Peridot (gem)

Species: PERIDOT Color: Green, yellow-green, green-brown Transparent: Transparent Crystal system: Rhombic Chemical formula: (Mg,Fe)2(SiO4) Chemical composition: Iron mag...

Opal: An Interesting Fact

We have already seen together how Opal is a truly unique precious stone. With beautiful shades, it is as rare as it is beautiful, perfect for decorating our most special precious items. An intere...

Rarer than diamond: Paraiba tourmaline

Nature creates the most beautiful gems This is one of the principles that Marco Bicego follows with great dedication in the creation of his jewels. Among the most loved gems by the Italian brand,...