Red Beryl
7.5–8Hardness (Mohs)
Be₃Al₂Si₆O₁₈:MnChemistry
1Known origins & mines
Rarer than diamond and found in essentially one place: Utah's Wah Wah Mountains. The Ruby Violet claim produced crystals so scarce that roughly one faceted stone is cut for every 150,000 diamond equivalents. Never confuse with "red emerald" marketing.