Knowledge Hub

Learn why November claims both topaz and citrine, what each gemstone symbolizes, and how to pick the right piece for birthdays and milestones.

Discover which zodiac signs cover the month of May, how Taurus and Gemini shape the season, and fun ways to celebrate with birthstones, flowers, and gifts.

Dive deep into the fascinating world of gemstone mythology, superstitions, and ancient wisdom from George Frederick Kunz's seminal 1913 work on precious stones and their mysterious powers throughout history.

Discover why aquamarine engagement rings are becoming the top choice for modern couples. Learn about styles, meanings, and how to choose the perfect aquamarine ring.

Explore the mesmerizing world of opal colors, from fiery reds to deep blues. Learn what causes opal's play-of-color and discover every type of opal color pattern.

Discover the complete guide to purple crystal names, from common amethyst to rare sugilite. Learn about their properties, meanings, and why purple crystals are so captivating.

Discover what determines opal value, from play-of-color to rarity. Learn pricing factors, investment potential, and why October's birthstone captivates collectors worldwide.

Discover the fascinating geological processes behind geode formation, from volcanic cavities to hydrothermal solutions that create these natural crystal treasures.

Discover the fascinating geological processes that create amethyst, from volcanic activity to hydrothermal solutions and the role of iron in its purple color.

Explore the complete ruby color chart, from pigeon blood red to pink ruby. Learn about ruby color grading, factors affecting color, and how to choose the perfect ruby.