Bilingual edition: English is preserved and Chinese follows each unit. Terminology uses the confirmed v20260916 glossary; automated semantic review remains traceable.
中英双语版：英文原文完整保留，中文紧随对应单元；术语采用 v20260916 确认表，自动语义审校结果可追溯。

Graftonite

格拉夫顿石

(Fe,Mn,Ca)3(PO4)2

(Fe,Mn,Ca)₃(PO₄)₂

This sample of graftonite is displayed in the Smithsonian Museum of Natural History. Graftonite is a phosphate mineral of iron, manganese and calcium with the composition (Fe,Mn,Ca)3(PO4)2. The sample at left is about 15 cm wide and is from Ruggles mine, Grafton, New Hampshire.

这个 graftonite 样本陈列在史密森尼自然历史博物馆中。graftonite 是一种含铁、锰和钙的磷酸盐矿物，其化学式为 (Fe,Mn,Ca)₃(PO₄)₂。左侧的样本宽约15厘米，来自新罕布什尔州格拉夫顿的拉格斯矿。

Mindat: Graftonite

Mindat: Graftonite（专名或术语）
Minerals
矿物
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