G-type asteroid

Source: Wikipedia, the free encyclopedia.
Ceres, the largest asteroid, is a G-type

G-type asteroids are a relatively uncommon type of

1 Ceres
.

Characteristics

Generally similar to the

phyllosilicate minerals such as clays or mica
.

In the SMASS classification the G-type corresponds to the Cgh and Cg types, depending on the presence or absence (respectively) of the absorption feature at 0.7 μm. The G-type, C-type and some rare types are sometimes collected together into a wider C-group of carbonaceous asteroids.

See also

References

  • D. J. Tholen Asteroid taxonomic classifications in Asteroids III