< Arizona’s Natural Wonders
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phosphorescent Starry Night

Arizona's natural wonder

minerals of Arizona

Fluorescent minerals

colorado river fun in the sun

fluorescent rainbow mineral wall

The Hull Mine

fluorescent minerals The Hull mine is a true natural wonder! The fluorescing mineral walls, containing as many as ten stunning colors, are (amazing or jaw dropping) under short and mid-wave uv light. "The red on the front wall is lava like. This is a must see awe inspiring Geological Wonder!". Book a tour or come out on scheduled tour days tours start this November.

This historical setting is in an 1880's working in the old Arizona Railroad Mine in a massive stope at the 100ft vertical level wherearizona natural wonder The mine has a consistent 80 to 85 degree temperature making it quite pleasant anytime.

It is a 500 foot journey down an incline to reach the 100 ft vertical level. There is a nice exposed silver Galena vein that is visible along with beautiful Crystal formations of fluorite and many others along the way, with mining artifacts, blacksmith shop, wagon, revealing a most impressive mine with huge workings.

Then we get to the fluorescent chamber which is a one-of-a-kind unbelievable room of natural wonder color and unending brilliance that gives one the feeling of wow I've never seen anything that beautiful. Everywhere you look are different crystal formations throwing volcano like colors rainbow arches mixed brilliant colors everywhere. This display make one pause to meditate and reflect on this, it is one of the world's most unique natural wonders.

Arizona's natural wonder Arizona's Natural Wonder Fluorescent Mineral Wall
c/o Castle Dome Museum
Castle Dome Road, Yuma AZ
Phone 928 920-3062 - Email us