olivine

Key Facts About Olivine

Olivine is an abundant silicate found in Earth’s mantle, and many meteorites contain this mineral. Olivine is typically olive green in color, but can also be yellow-green to bright green and brownish-green to brown. The opacity of olivine ranges from transparent to translucent, and its texture is brittle with many fractures. Olivine is commonly associated…

impact of california drought

Geological Impact of California Drought

No discussion of the impacts of a drought can be complete without a consideration of the long-term impact. Most people are familiar with the short-term effects of a drought: the loss of surface and groundwater. Long-Term Impacts Some of the long-term impacts are also well-known. As an area becomes increasingly dry, it also becomes more…

what is earth made of

What Is Earth Made Of?

The Earth is composed of four main parts. These parts are evident in the geology of the Earth and natural disasters that we observe every day. #1: The Core The composition of the Earth begins with the inner parts of the planet. The Earth’s core is the densest part of the planet. It is made…

a scientific look at diamonds

A Scientific Look at Diamonds

Diamonds are much more than just a girl’s best friend. They are actually very useful in many respects beyond being admired for their beauty. While they are easily the most popular gemstone purchased in the United States, possibly because of their common use in wedding ceremonies, they also have many industrial uses because of their…