| Term | Definition |
| 1 | The mining boom began with the California gold rush of 1849. When the gold rush ended, they looked for new opportunities. |
| 2 | Two prospectors struck gold in the Sierra Nevada in 1859. This strike became know as the Comstock Lode |
| 3 | Miners often built tents near digging sites. |
| 4 | Merchants came to supply the miners needs such as food, tools, and clothing. Merchants hauled in wagonloads of supplies and set up stores |
| 5 | Soon, houses, hotels, restaurants, and stores replaced the tents. |
| 6 | Heavy blue sand was mixed in with the gold clogging the machinery to separate out the gold. Later this blue sand would be tested and found out to be loaded with silver. |
| 7 | With the promise of both gold and silver around the Sierra Nevada's, many miners moved into many other areas of the west. |
| 8 | Territories such as Montana, Idaho, Colorado, and the Dakota's had a huge population boom. |
| 9 | After a few years gold or silver production slows down or fails. |
| 10 | Miners leave town and move away. |
| 11 | Without customers, businesses often had to close. |
| 12 | Once a populated flourished boomtown is now abandoned and becomes a ghost town. |