Druzy Quartz on Petrified Wood (Copy) c8c48496111d40937ffc7227723adde5 Colored sapphires are referred to

Colored sapphires are referred to as Fancy Sapphires in the gem trade

called a Widmanstätten pattern

the activity of water is usually high enough under such conditions that it is replaced by hydrous aluminosilicates such as muscovite

These beads are sizeable

Druzy Quartz on Petrified Wood (Copy) c8c48496111d40937ffc7227723adde5 Colored sapphires are referred to35 million years ago quartz mineral fossilized the wood of dead roots and converted it into petrified wood. In this case, the former rings were opened and hollow spaces were formed on which the quartz crystal could grow. The site is no longer accessible and lies several meters below the ground water level in the Brown Coal Open Pit, Zwenkau, Leipzig, Saxony Germany.