certificate jewelry, Yellow Sapphire

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certificate jewelry, Gold stone

Gold stone

Goldstone is a glossy man-made colored glass that contains many components, smooth, face and highly reflective. The final product is polished and polished into beads, sculptures or other artifacts suitable for semi-precious stones, and in fact Goldstone is often mistaken or misrepresented as a natural material.

certificate jewelry, Opal

Opal

opal is a hydrated amorphous form of silica. because of its amorphous character, it is classed as a mineraloid, unlike crystalline forms of silica, which are classify as minerals.

certificate jewelry, Topaz

Topaz

topaz is a silicate mineral of aluminum and fluorine. topaz crystallizes in the orthorhombic system, and the crystals are often prismatic terminated by pyramidal and other faces.