Search results
Results from the WOW.Com Content Network
Cinnabar is the more stable form, and is a structure akin to that of HgO: each Hg center has two short Hg−S bonds (each 2.36 Å), and four longer Hg···S contacts (with 3.10, 3.10, 3.30 and 3.30 Å separations). In addition, HgS is found in a black, non-cinnabar polymorph (metacinnabar) that has the zincblende structure. [5]
This list of prehistoric sites in the U.S. State of Colorado includes historical and archaeological sites of humans from their earliest times in Colorado to just before the Colorado historic period, which ranges from about 12,000 BC to AD 19th century.
Miles of underground shafts were driven in the course of working the quicksilver deposits in the area. In 1989, Earth Metrics reviewed old 1918 maps of workings of the Hastings and St. John's Mines and found that mine shafts were not driven into the site prior to the year 1918. [3]
3. Cherry Creek State Park Located at 4201 S. Parker Rd. in Arapahoe County. The 4,227-acre Cherry Creek State Park is located just south of the Denver city limits and is managed by Colorado Parks ...
Situated on Palmer Divide, which separates the South Platte River basin from the Arkansas River basin, Franktown Cave is its largest documented rock shelter in the area. [ 2 ] : 6–8 Palmer Divide is an east–west ridge in central Colorado that runs perpendicular to the Rocky Mountains between Denver and Colorado Springs and east to Limon ...
COD980717557: Central City/Clear Creek: Clear Creek: Soil, groundwater and surface water contamination, leaching and liquid waste contaminated with heavy metals such as zinc, copper, manganese, cadmium, lead and arsenic, from mining and milling operations within the watershed.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Agents assigned to the Blaine Sector in Lynden, Washington found two black backpacks in a wooded area near the border, U.S. Customs and Border Protection said in a news release Monday.