What Is October's Birthstone? October's primary birthstone is the opal. This gem is renowned for its unique play of color and has captivated gem lovers for centuries.

Opal and tourmaline give October birthstones a full rainbow of colors to choose from. By Lauren Hubbard and Cassandra Hogan Published: Sep 30, 2021 Save Article ...

But what about October's birthstone? Actually, the month has two. Here's what you need to know about October's birthstones, including their colors, symbolism, meanings and more.

Here's what you need to know about October's birthstones, including their colors, symbolism, meanings and more. October birthstones October has two birthstones: opal and tourmaline. Need a break?