Four Peaks, near Phoenix, Arizona, is the source of Four Peaks Amethyst.

   Looking northeast from near Apache Junction, you can see Four Peaks in the background, as well as more of the Mazatzal Mountains. In the foreground are colorful formations of pyroclastic ash and debris, deposited by cataclysmic explosions of massive volcanic several miles to the southeast, during the period. Remnants of the calderas themselves are now masked by the similar rock formations of the famous Superstition Mountains.
   Four Peaks (elevation 7657 feet; 2334 meters) can be seen from many places in Phoenix, Mesa, and Scottsdale. The peaks are made of , resting upon Precambrian , and are the source of Four Peaks Amethyst, a vivid purple, natural precious stone. The mine is located between the right two (highest) peaks of the mountain.

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   See the GeoHistory page if you want to know more about why the landscape looks the way it does, or return to the map of "The Superstition Mountains" for more view locations.
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Want the story on Four Peaks Amethyst?
Read this GeoStory™:

"Pendants Big and Small"

Arizona's Four Peaks is geology upside down.
And you can even wear a piece of it!

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There are 2 views in this sequence (so far) -- this is scene #1.

You can read the tale of how Four Peaks formed in my GeoStory™ (PDF version) called "Pendants Big and Small". There are more GeoStories available, too.

Above is a nice example of Four Peaks , cut into a trillion shaped gemstone. This gem is one of GemLand's specialties! See our Gemology section for more information, and how to purchase.