“Vanadium Kornerupine”: Middle three

- Bright mint-green

- Fuorescent (yellow under swuv & lwuv)

- Rarely found with a cat’s eye.

“Chromium Kornerupine”: two on the right

- strongly tri-chroic (Blue-green-purple)

- Colors from Chromium + vanadium

- not fluorescent due to iron content.

- No cats eyes

Madagascan Kornerupine: two on the left

- high iron content