Agate is closely associated with Gemini but agate is also the birthstone of Capricorn. Agate is believed to enhance prudence and caution which is highly important to Capricorns.

Here are some amazing Agate pieces available at Satin Doll & Co.

Into the Forest Agate and Glass earrings
Rain Forest Green Agate necklace
Castoffs Agate and Wood earrings
Lookout Red Agate and Glass earrings
Oh Robin Turquoise and Agate earrings