Check the listing for details. Volcano Agate Tower Point, 6-7 Inch, Black Brown, UV Reactive. Condition: New. Listed at 20.00 USD. The Volcano Agate Tower Point is a unique and visually striking mineral specimen measuring between 6-7 inches in height. With a striking combination of black and brown colors, this item is not only visually appealing but also UV reactive, adding an extra element of interest to its display. This collectible piece belongs to the category of fluorescent minerals, making it a sought-after item for collectors and enthusiasts of crystals and mineral specimens. Displaying both natural beauty and interesting properties, the Volcano Agate Tower Point is sure to be a standout piece in any collection.