Ajax Mica Mine
From Underfoot
Q49396168
mine in Gilpin County, Colorado, United States of America
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Location: 39.7536, -105.4381, KML, Cluster Map, Maps,
7 places
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Bradford House II ⓘ
rock shelter in Jefferson County, Colorado -

Argo Gold Mine and Mill ⓘ
United States historic place -

Hidee Gold Mine ⓘ
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Phoenix Gold Mine, Idaho Springs, Colorado ⓘ
Gold mine in Colorado -

Moffat Tunnel ⓘ
rail tunnel in Colorado, USA -

Riflesight Notch Loop ⓘ
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Veterans Memorial Tunnels ⓘ
road tunnels in Colorado, US
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| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | cave | Bradford House II | rock shelter, archaeological site | Wikidata | |
| site | mine | Argo Gold Mine and Mill | gold mine, mining museum, factory | Wikidata | |
| site | mine | Hidee Gold Mine | gold mine | Wikidata | |
| site | mine | Phoenix Gold Mine, Idaho Springs, Colorado | gold mine | Wikidata | |
| site | tunnel | Moffat Tunnel | water tunnel, Union Pacific Railroad, Denver and Salt Lake Railway, Denver and Rio Grande Western Railroad, railway tunnel | Wikidata | |
| site | tunnel | 1903 | Riflesight Notch Loop | railway tunnel, railway bridge | Wikidata |
| site | tunnel | 1961 | Veterans Memorial Tunnels | road tunnel | Wikidata |