| Joy likens the house to a geode, the coarseness of the rough steel exterior contrasting with the refinement of the interior. |
| It is a geode having a small U-shaped cavity crammed with tiny quartz crystals. |
| If the initial cavity is inside a fossil, the fossil is burst by the expanding geode. |
| Dad would be impressed that even after what had occurred he'd remembered to place the geode. |
| A geode is a hollow shell of stone, usually quartz, lined with crystals pointing toward the center. |
| John was introduced to the mineral community in the late 1960s when his daughter Grace presented him with an amethyst geode. |
