Around 100 geysers erupting from surface features known as "tiger stripes" were identified as its source.
And he compiled a comprehensive catalogue of Bernstein's compositions, music writings, recordings and television features, known as the Red Book.
But after the markets began to slide three years ago, one of those features, known as the death benefit, has become a prized possession.
Hadley Rille, valley on the Moon, typical of the class of features known as sinuous rilles, which are believed to be ancient lava flow channels.
It is these features, known as tropical upper tropospheric troughs, or TUTTs, that are responsible for the large number of tropical cyclones in the western Pacific.
The social features, known as Connect, let people follow their favourite artists on a kind of music-focused Instagram, letting people upload works in progress or new songs.
The interaction of corals, algae, and bryozoa is largely responsible for the framework of features known as organic reefs, which abound in tropical marine settings.
Although small and lightly built, the female possessed a suite of features known from Neanderthals elsewhere, including relatively large and heavily worn front teeth, prominent browridges, certain details of the ear region, and stocky, cold-adapted body proportions.
In the Kimberleys and the Mueller Range there are extensive outcrops of flat-lying massive sandstone that have been dissected to give rise to striking isolated rock features known variously as plateaus, mesas, and buttes.
But modern spectroscopic techniques allow chemists to determine the specific architecture of complicated organic molecules, and molecular properties can be correlated with carbon bonding patterns and characteristic structural features known as functional groups.
The features known as Carolina bays postdate the formation of the terraced topography.
