Citrine is one of the most popular and affordable gemstone varieties of quartz. Famous for its warm yellow, golden,...

Agate is one of the most recognizable and popular ornamental gemstones in the world. Known for its beautiful banded...

Spinel is one of the world's most underrated gemstones. For centuries, many famous red spinels were mistaken for...

Kyanite is a distinctive blue aluminum silicate mineral commonly found in metamorphic rocks. It is especially...

Serpentine is a group of green hydrated magnesium silicate minerals commonly formed by the alteration of ultramafic...

Chlorite is a common green mineral group belonging to the phyllosilicate (sheet silicate) family. It is especially...