Ted Orenstein, a former money manager for Steven A. Cohens troubled hedge fund, will join Scoria Capital Partners where he will focus on industrial stocks. Orenstein starts trading at Scoria, which is ...

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

These brick-shaped building blocks are known as Copperhouse slag or scoria blocks. This is a typical example. They were cast from the residue of the copper smelting works that operated at ...

Hold in position with bulldog clips. Step 3 Add 25mm of scoria to base of the bed. Step 4 Coil agricultural (ag) pipe around scoria bed, with cap end sitting on rim of garden bed. Cover pipe with more ...

The large cylindrical pukaos are made of red volcanic rock called scoria, while the Moai heads are carved from volcanic tuff. The materials were excavated from craters at opposites sides of the ...

There’s no visible trace of the little coal mine on Soldier Gulch Road that heated the Mexicancheyenne home, although the ...

This scoria is the youngest rock in the garden, and it was formed in a volcanic eruption in Iceland. “This is a volcanic rock, as we think that this extinction was driven by processes within Earth ...

The distinct features of the moai, with carvings on their backs, are accented by the red scoria top knots, or pukaos, on their heads. This is where the island's first settlers, Hotu Matu'a and his ...

At Anakena seven potbellied moai stand at attention on a 52-foot-long stone platform—backs to the Pacific, arms at their sides, heads capped with tall pukao of red scoria, another volcanic rock.

By Shannon Lukens. Winter parking restrictions go into place Friday, Nov. 1. That means no parking on city streets in ...

The rise of renewable energy sources poses life-changing questions for Montana’s coal country. Its communities face different ...