Clionadh Heiress is a warm duochrome with a metallic finish that is permanent and retails for $12.50. In comparison, Natasha Denona Burnt Terracotta/Green (1) is a warm duochrome with a metallic finish that is permanent and retails for $28.00.
Natasha Denona Burnt Terracotta/Green (1) is 80% similar — it is more shimmery, lighter, warmer.