Quartz crystals were valued by the ancient Egyptians as talismans with powers to prevent aging. - Bob Kammerling Rose quartz beads dating back to 7000 BC have been found in the area once known as ...
On the south side of, and at a little distance from, the Baths of Landeck, there occurs a variety of gneiss, which, at first sight, may be taken for granite, particularly if a small specimen only be ...
Quartz is a richly featured, open source job scheduling library that can be integrated within virtually any Java application - from the smallest stand-alone application to the largest e-commerce ...
This faceted rose quartz briolette weighs 18.29 carats. Its pastel color is a lovely example of the soft pink this gem is known for. - Robert Weldon, courtesy The Greenwood Group The soft translucence ...
The Grimsel area is a landscape of ancient stone and primeval forces. This pass has always been used to cross from North to South or vice-versa. It also constitutes the watershed between the North Sea ...