This extraordinary stone seems to exhibit a black-grey  central shadow surrounded by a white speckled halo. This natural pattern is a rare phenomenon .

Merlinite is also known as Dendritic Agate.  It is an intrusive igneous rock , consisting of white quartz and black tree like dendrites of psilomelane. 

It is one of the birthstones for Aquarius . Said to boost intuition, promote prosperity and stabilize the nervous system . 

Weight  : 16.97 grams 

Stone size:    4.9cm  x  3.7cm