* Aquamarine: Perhaps the most well-known light blue gemstone. It's a variety of beryl, the same family as emerald.
* Blue Topaz: Can come in various shades of blue, including a light sky blue.
* Blue Zircon: While it can also be a deep blue, it can also be a beautiful light blue.
* Larimar: A rare gemstone found only in the Dominican Republic, known for its unique blend of blue, white, and sometimes green colors, often resembling the sea. It is considered a light blue stone.
* Turquoise: Though often known for its more intense blue-green hues, turquoise can sometimes be a lighter, more delicate blue.
* Chalcedony: A cryptocrystalline form of silica, chalcedony can come in a range of colors, including a milky, light blue.
* Kyanite: Can be found in shades of blue, and sometimes is light.
* Apatite: Can be found in many colours, including a light blue-green.
So, if you're looking for a light blue jewel, your best bets are probably aquamarine, blue topaz, or blue zircon, but other options exist as well. It really depends on the specific shade and characteristics you're looking for!