Home > Term: rock-butter
rock-butter
A soft mineral substance found oozing from alum slates, and consisting of alum, alumina, and oxide of iron.
- Jenis Kata: noun
- Industri / Domain: Bahasa
- Kategori: Encyclopedias
- Organization: Project Gutenberg
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Penulis
- JohannesDD
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(V.I.P) 14638 poin - 100% positive feedback
(Sydney, Australia)
