홈 > Term: Roman pearl
Roman pearl
A hollow sphere of opalescent glass with its interior coated with essence d'orient and then filled with wax.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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작성자
- ed.young
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(Milwaukee, United States)
