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San Carlos Olivine & Peridot Minerals
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San Carlos Olivine & Peridot Minerals

ByGeo Forward

San Carlos Olivine & Peridot The San Carlos Apache Reservation is one of the earth’s richest resources olivine-rich rocks. San Carlos Olivine is a name that refers to a group of closely related minerals, with very similar chemical compositions, that are found in igneous rocks in the Apache Reservation. These olivine minerals consist of silicon…

Agate Photo by Geo Forward
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Agate Types & Geological Properties of the Agate Crystal

ByGeo Forward

Agate Types & Geological Properties of the Agate Crystal The agate crystal is a microcrystalline-quartz mineraloid that has a lustrous display of multi-color banding and results from long-term accumulations of siliceous groundwater deposits in rock cavities. Much like other mineraloids, all agate types form over thousands of years inside the existing voids of other igneous,…

Geology of Northern Salt Lake City, Utah
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Geology of Northern Salt Lake City, Utah

ByGeo Forward

Geology of Northern Salt Lake City, Utah This post summarizes the basic geology of the northern region of Salt Lake City, Utah. Some geological and hydrogeological data may be incomplete or pending review. Nonetheless, students, geologists, and earth scientists are welcome to openly use, critique, and contribute information. To do so, please refer to the…

Geology of Long Beach, California. USGS Map 7.5 Minute Long Beach, CA Quadrangle
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Long Beach, California Geology & Hydrogeology

ByGeo Forward

Long Beach, California Geology & Hydrogeology This post summarizes the geology of Long Beach, California. However, some geological and hydrogeological data may be incomplete or pending review. Nonetheless, students, geologists, and earth scientists are welcome to openly use, critique, and contribute information. To do so, please refer to the comments function below. Ultimately, all post…