When it’s red, it does look a lot like ruby. When it’s pink, it looks a lot like pink sapphire. Luster and polish are similar, with spinel’s hardness scoring an 8, corundum a 9. Color for both ruby ...

For those of you who love gemstones, if you were asked, "What color comes to mind when you think of spinel?", which color ...

Huddled among a group of Sri Lankan gem dealers at the GJX show in Tucson in February, the Bangkok-based dealer Lambert Vissot pulled a handful of baggies from his pocket and handed them to this ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Private jeweller Lauren Adriana has used spinels in her designs since launching her business a decade ago, but ...