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(mineralogy) realgar
Realgar is a beautiful red mineral, but it is toxic.
turquoise (gemstone)
Her ring was adorned with beautiful turquoise.
(mineralogy) aragonite
Aragonite is a type of calcium carbonate, and its crystal structure is distinctive.
(mineralogy, gemology) garnet
This beautiful garnet is part of my mineral collection.
(mineralogy) cassiterite
This rock contains cassiterite.
Alternative spelling of 細石
There are a lot of pebbles at the bottom of this river.
(mineralogy) nepheline
Nepheline is a very important mineral in mineralogy.
(mineralogy) serpentine
This beautiful serpentine necklace is a gift from my mother.
(mineralogy) alunite
This rock is made of alunite.
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