also: さぬかいと
noun
sanukite
A rare, technical mineralogy term for a type of volcanic rock found in the Sanuki region. The katakana form サヌカイト is more common in modern usage.
See also: サヌカイト
讃岐岩は香川県で産出される火山岩の一種である。
Sanukite is a type of volcanic rock produced in Kagawa Prefecture.
サヌカイトは打楽器の素材としても利用される。
Sanukite is also used as a material for percussion instruments.
More common katakana form of the same term, widely used in geology and materials science.
From 讃岐 (Sanuki, an old province name corresponding to modern Kagawa Prefecture) + 岩 (rock). The English term 'sanukite' is a direct borrowing.