For an instant his hands tightened on the stone man with the crystal sphere.
Light flared in the heart of the transparent crystal sphere.
The outer most of these "crystal spheres" was thought to carry the fixed stars.
Some looked to a hill where a massive stone hand rose from the earth, holding a clear crystal sphere larger than many houses.
In a little niche, before which stood a chair, there was a crystal sphere.
Remember, the Moon was thought to be a crystal sphere.
Like the crystal sphere, this glass, it seemed, could cleanse itself.
The rain fell slowly around them, in crystal spheres.
We are effectively living in a block of glass or a large crystal sphere.
The chemist looked about the laboratory and gazed at the crystal sphere.