광물 내부의 내포물이나 층 구조에 의한 빛의 반사로 나타나는 특유의 섬광이나 무지갯빛 광채.
A bronzelike luster or iridescence caused by internal reflections from inclusions or structural layers in certain minerals.
예문:
"The labradorite specimen displayed a stunning blue schiller when held at a specific angle."
"Geologists use the term schiller to describe the metallic luster found in hypersthene."