also: しゅうさんカルシウム
noun
calcium oxalate
Chemical compound; often discussed in contexts of kidney stones or plant crystals.
シュウ酸カルシウムは尿路結石の主成分の一つです。
Calcium oxalate is one of the main components of urinary stones.
Kanji spelling using 蓚; rare in modern usage, mostly found in older or specialized texts.
Compound of シュウ酸 (oxalic acid) and カルシウム (calcium), a straightforward chemical name.