The Ultimate Guide to the 6 Rarest and Most Valuable Types of Opals in the World

teardrop-shaped boulder opal cabochon

Boulder opal provided by shinkosydney

Some opals are much harder to find and can cost a lot because they’re so rare. This includes types like the black opal, known for its stunning dark background that makes its colors pop. Understanding why certain opals carry a higher price tag helps us see what makes them really stand out. It’s all in … Read more

The 6 Different Types of Bloodstone And What They All Look Like

A polished piece of dragon bloodstone

Polished dragon bloodstone photo provided by Minerales do Brasil

Picture a stone that looks like it has drops of blood sprinkled across its surface— that’s bloodstone. Also known as heliotrope, it’s a type of gem that’s mainly dark green and has little red spots. It gets its unique green color from tiny particles of other minerals mixed in, while those famous red spots come … Read more

A Guide to 10 Stunning Color-Changing Crystals and Gemstones (With Great Photos!)

oval cut color-changing zultanite

Zultanite provided by GemstreetIndia

Some crystals and gemstones can change colors under different lights or when you look at them from different angles. This cool ability is because of how their crystals are formed and how they interact with light. People find these color-changing gems really interesting because they never look exactly the same. Each time you see them, … Read more

The Ultimate Guide to the Rarest and Most Valuable Types of Sapphires in the World

round yellow and blue bi-color sapphire

Bi-color sapphire provided by CrystalMythsUK

Sapphires are precious stones that come in many colors, but some types are super rare and very pricey. These include colors like the deep blue of Kashmir sapphires and the sunset hues of Padparadscha sapphires. Finding these sapphires can be like a treasure hunt because they’re not just lying around everywhere. The most sought-after ones … Read more

Make an Underwater Wonderland With These 20 Aquarium-Safe Crystals

A stunning piece of agate with amazing details

Raw agate photo provided by TidewaterAgates_PNW

Have you ever looked at your aquarium and thought it could use a bit of sparkle Before you start dropping crystals there, it’s important to know which ones are safe for your aquatic friends. Some of them can cause harm to your fish and plants. This article will dive into the world of aquarium-safe crystals, … Read more