Last Updated：2025/11/29

(mineralogy) A variety of jamesonite, sometimes found in capillary forms and like a cobweb, but also massive.

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feather ore

Source Word

feather ore

uncountable usually

(mineralogy) A variety of jamesonite, sometimes found in capillary forms and like a cobweb, but also massive.

Japanese Meaning

（鉱物学）ジェイムサナイトの一変種で、細長い毛管状や蜘蛛の巣のような形態、または塊状の形態で見られる鉱物。

The geologist carefully extracted a sample of feather ore from the seam to study its delicate, filamentous habit.

地質学者は、その繊細で糸状の習性を調べるために、鉱脈から羽毛状ジャメソナイトの試料を慎重に採取した。

Sense（1）

(mineralogy) A variety of jamesonite, sometimes found in capillary forms and like a cobweb, but also massive.

feather ores

（ plural ）