| Author | Geological Survey (U.S.) |
|---|---|
| Title | Natural Gemstones |
| Language | English |
| LoC Class | QE: Science: Geology |
| Subject | Precious stones -- United States |
| Subject | Precious stones -- Collection and preservation -- United States |
| Subject | Gems -- United States |
| Category | Text |
| EBook-No. | 47999 |
| Release Date | Jan 16, 2015 |
| Copyright Status | Public domain in the USA. |
| Downloads | 55 downloads in the last 30 days. |
| Price | $0.00 |
