English Dictionary

siderite

noun

(uncountable, mineralogy) a widespread brown mineral, FeCO₃, having the structure of calcite / (countable) an iron meteorite / An indigo-blue variety of quartz. / (obsolete) magnetic iron ore; lodestone

Siderite is a type of iron ore that is commonly found in sedimentary rocks.

意味（1）

(uncountable, mineralogy) a widespread brown mineral, FeCO₃, having the structure of calcite

意味（2）

(countable) an iron meteorite

意味（3）

An indigo-blue variety of quartz.

意味（4）

(obsolete) magnetic iron ore; lodestone