Virgin Valley opal fields
E91290
Virgin Valley opal fields are a renowned opal-mining area in Nevada, USA, famous for producing rare and vividly colored black fire opals.
Aliases (1)
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
geographic region
→
opal mining district → |
| access |
by unpaved roads
→
|
| administrativeAuthority |
U.S. Bureau of Land Management
→
|
| climate |
semi-arid
→
|
| collectingRegulation |
combination of private claims and public lands
→
|
| contains |
Bonanza Opal Mine
→
Rainbow Ridge Opal Mine → Royal Peacock Opal Mine → |
| country |
United States of America
→
|
| economicActivity |
gemstone mining
→
recreational mining → |
| famousSince |
early 20th century
→
|
| geologicalAge |
Miocene
→
|
| geologicalSetting |
Miocene-age volcanic rocks
→
volcanic ash beds → |
| hasMiningActivity |
commercial opal mining
→
fee-dig opal collecting → |
| hasMiningMethod |
hand digging
→
open-pit mining → |
| hasNearbyFacility |
Virgin Valley Campground
→
|
| hasNearbyFeature |
Virgin Valley Warm Springs
→
|
| hasOpalType |
common opal
→
precious black fire opal → |
| hasResourceType |
gemstone
→
|
| hostRock |
silicified volcanic ash
→
tuffaceous sediments → |
| isInTimeZone |
Pacific Time Zone
→
|
| knownFor |
black fire opal production
→
precious opal deposits → vividly colored opals → |
| locatedIn |
Great Basin region
→
Humboldt County, Nevada NERFINISHED → Nevada → Virgin Valley → northwestern Nevada → |
| mineral |
black opal
→
fire opal → opal → |
| nearestSettlement |
Denio, Nevada
NERFINISHED
→
|
| notableFeature |
high-quality play-of-color in opals
→
rare black opal specimens → |
| partOf |
Bureau of Land Management lands
→
Nevada opal-producing areas → |
| regionType |
mining district
→
|
| state |
Nevada
→
|
| tourism |
lapidary tourism site
→
rockhounding destination → |
Referenced by (2)
| Subject (surface form when different) | Predicate |
|---|---|
|
Virgin Valley black fire opal
→
|
associatedWithLocality |
|
Virgin Valley opal fields
("Royal Peacock Opal Mine")
→
|
contains |