Latest Products

  • Amethyst

    Amethyst

    Amethyst Amethyst Color: violet, purple-violet Hardness: 7 Refractive index: 1.54 – 1.55 Density: 2.65 – 2.66 Chemical composition: SiO2 Crystal structure: hexagonal Lustre: vitreous  Origins: Wi ...

    $10.00

  • Tanzanite

    Tanzanite

    Tanzanite Tanzanite Color: blue, violet blue, green, yellow, brownish Hardness: 6,5 – 7 Refractive index: 1.69 – 1.70 Density: 3.35 – 3.38 Chemical composition: Ca2Al3(O/OH/SiO4/Si2O7) Crystal s ...

    $10.00

  • Topaz

    Topaz

    Topaz Color: blue, yellow, pink, red, brown, green, colorless Hardness: 8 Refractive index: 1.60 – 1.64 Density: 3.50 – 3.58 Chemical composition: Al2[SiO4](F,OH)2 Crystal structure: orthorhombic ...

    $15.00

  • Ruby

    Ruby

    Ruby Color: red, purple red Hardness: 9 Refractive index: 1.76 – 1.78 Density: 3.99 – 4.06 Chemical composition: Al2O3 Crystal structure: hexagonal Origins: Burma, Sri Lanka, Thailand, Cambodia, V ...

    $25.00

  • Emerald

    Emerald

    Emerald Color: green Hardness: 7.5 – 8 Refractive index: 1.57 – 1.59 Density: 2.67 – 2.75 Chemical composition: Be3Al2(SiO3)6 Crystal structure: hexagonal Lustre: vitreous  Origins: Pakistan, C ...

    $10.00

  • Sapphire

    Sapphire

    Sapphire Color: any color Hardness: 9 Refractive index: 1.76 – 1.78 Density: 3.99 – 4.00 Chemical composition: Al2O3 Crystal structure: hexagonal Origins: Pakistan, Burma, Sri Lanka, India, Madaga ...

    $15.00

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