I threw my blue sapphire because I wanted to make sure it's real and I found a scratch on it. Does it mean it's fake? - Quora
AGTL - Advanced Gem Testing Lab - Quench crackled flame fusion synthetic sapphire. This synthetic sapphire was heated and cooled to created the cracks and then reheated to heal them in an
I threw my blue sapphire because I wanted to make sure it's real and I found a scratch on it. Does it mean it's fake? - Quora
![Pressure Heated Sapphire • Squeezing Sapphire • Corundums treated with high temperatures and low pressure (HT+P) Pressure Heated Sapphire • Squeezing Sapphire • Corundums treated with high temperatures and low pressure (HT+P)](https://www.lotusgemology.com/images/library/articles/gemologyarticles/pressure-heated-sapphire/image38.png)
Pressure Heated Sapphire • Squeezing Sapphire • Corundums treated with high temperatures and low pressure (HT+P)
![5.5mm Natural Crackled Blue Sapphire 0.79 Carats Round Dark Blue Quench Cracked Faceted Loose Sapphire Earth Mined Gemstone - Etsy India 5.5mm Natural Crackled Blue Sapphire 0.79 Carats Round Dark Blue Quench Cracked Faceted Loose Sapphire Earth Mined Gemstone - Etsy India](https://i.etsystatic.com/10824629/r/il/2fd229/3462899958/il_fullxfull.3462899958_7711.jpg)