some blue gemstones

Here are a few gemstones in different shades of blue
at the far left, an aquamarine cabochon
at the bottom left, a faceted labradorite with blue fire
then, from left to right
a blue topaz
a blue iolite
a blue sapphire

Several of these stones come in different shades, from very light to very dark.

FSOJ - week 22 - Ocean Deep, Big Blue

Blue Lagoon
A cabochon of blue lace agate set in sterling silver enhanced by a nice combination of Sparkles (Cz)
with stones of different sizes varying from 1 mm to 2.5 mm