Specializing in high-quality gemstones, NexEase International offers a variety of precious and semi-precious stones like diamonds, rubies, sapphires, and emeralds. Sourced from trusted global suppliers, our gemstones ensure authenticity and exceptional craftsmanship. Perfect for the jewelry business or collectors, we provide a reliable supply of stunning gemstones tailored to your needs.
Name Iolite
Chemical Composition Mg2Al4Si5O18
Chemical Composition (Alternate) (Mg,Fe)4Al8(OH)2(Si2O7)5
Hardness 7.0 to 7.5
Refractive Index 1.53 - 1.54 to 1.54 - 1.55
Bi-refringence 0.001
Optic Sign Negative
Optical Character Biaxial
Specific Gravity 2.58 to 2.66
Crystalline System Rhombic
We offer high quality Colombian emeralds with purity certificates, perfect as an investment.
To obtain information about emeralds, send a message to the WhatsApp number +
Supplier: Ruby, golden routile, lapis, crysoopress, turquoise, all precious & semi precious gemsstone's & hydro stone color, onix all color gem stone Services: Manufacturing all precious & semi precious gemstones
Please quote for the following wholesale or retail - Product name: Rough common Opal Stones Specifications: Common Opal in different shapes Color: Agat, orange, white and brown Shipping Terms: To be discussed with buyers Payment Terms: Prefer Bank Transfer Looking for buyers from: Worldwide Contact: Aliozlu
