Terra Moons Galactic Mint is a neutral green with a metallic finish that is permanent and retails for $8.50. In comparison, Natasha Denona Emerald Green (16M) is a warm green with a frost finish that is permanent in palette and retails for $29.00.
Natasha Denona Emerald Green (16M) is 95% similar — it is less shimmery, lighter, warmer.