Random triples
| Subject | Object |
|---|---|
| gptkb:Heavitree_Stone | gptkb:19th_century |
| gptkb:Independence_Mine | 1938-1943 |
| gptkb:Kimberley_Mine_complex | 1871 to 1914 |
| gptkb:Blue_John_mine | varied over the years |
| gptkb:The_Matchless_Mine | 1860s to 1890s |
| gptkb:The_Dredge_No._4 | over 3 million ounces of gold |
| gptkb:Virginia_City_Mine | mid-19th century |