25 grams Raw Ruby and Blue sapphire Crystals Deal Sapphire Minor oil is an industry-standard

Minor oil is an industry-standard clarity enhancement where a small amount of colorless oil or resin is used to fill surface-reaching fractures

Q: What's the best orientation for cutting Winza sapphires

4 Carat average

Carat sizes include under 1 carat

The color of the sphene is yellow

25 grams Raw Ruby and Blue sapphire Crystals Deal Sapphire Minor oil is an industry-standardThese are very nice raw ruby and blue rough sapphire crystals lot for beginners in crystal collection or raw stone jewelry designers. Sizes are under 1 to 1. 80 grams per per piece . Dimensions are like 7 to 12 mm . They are mined in Mozambique. There is no treatment . They are 100% natural . Colors many slight be different than pictures due to screen to screen variations