Bertrandite March birthstone The crystals are associated with

The crystals are associated with tan/pink botryoidal Siderite and are sitting on a contrasting gemmy brown scalenohedral Calcite on matrix

this specimen is in better condition than most from this mine

sharpness and translucency/gemminess sitting on wonderfully contrasting

As you can see in one of the close-up photos

I won’t call them Aquamarines

Bertrandite March birthstone The crystals are associated withBetrandite is a fairly rare beryllium silicate, and crystals are typically small worldwide, usually less than 1 cm. These new specimens from Golconda feature crystals measuring OVER 3 cm(!) which is world class for the species. Not only are these monstrous crystals, but the quality is as good as it gets showing a glossy vitreous luster and a gorgeous porcelain white hue. This particular piece features a pair of top quality, highly lustrous, layered