Scored a box of glassware at an estate sale and this spiked glass lump was inside. It’s super heavy and the points are actually sharp. Is it a paperweight? What is this thing?

Cleaning a glass flower frog should be done carefully to preserve its integrity and appearance. A gentle wash with mild soap and warm water is usually sufficient. Avoid using abrasive materials that could scratch the glass.
For storage, wrapping the flower frog in a soft cloth and keeping it in a padded box can prevent damage. Ensuring it is kept in a dry environment will also help preserve its condition over time.
11. Where To Find More Flower Frogs And Learn About Their History
For those interested in exploring the