Blue Calcite Bowl | Aquatine Calcite Trinket Dish from Argentina | Ring Holder Decor Bowl Option:B So the brown color is

So the brown color is literally created by ancient earth chemistry - not heat treatment

Light Smoky Quartz from Brazil

Be sure to also check out out the moons

She has such a light hint of smoky quartz

Blue Calcite Bowl | Aquatine Calcite Trinket Dish from Argentina | Ring Holder Decor Bowl Option:B So the brown color isHand carved Blue Calcite bowls from Argentina, in a dreamy turquoise to teal color with warm caramel brown veining through the rim and sides. Sold in the trade as "Lemurian Aquatine Calcite" or "Blue Onyx" one of the most photogenic stones we carry. Two bowls available, each with its own veining, so we're listing them individually pick the one that speaks to you: Bowl A: lighter blue, rust brown veining circle in the center of the bowl, 2. 91" x 1.