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  1. Mushroom Rhyolite, Rough Rock, per lb

    Mushroom Rhyolite, Rough Rock, per lb

    $5.00
    From Arizona, Mushroom Rhyolite has grey, green, and red coloring in mushroom-like patterns.  Size range: 3/4lb to 10lb pieces Pictures show the rock both wet and dry.  If you have a preference on the size or number of rocks you...
  2. MUR125 Mushroom Rhyolite Polished Slab

    MUR125 Mushroom Rhyolite Polished Slab

    $125.00
    This polished slab has a polished face and features the taupe colored mushrooms with red and green rhyolite. The slab also has a small opening near the middle. 11" x 8.75"2.25 lbs 
  3. Leopardskin Rhyolite, Rough Rock, per lb

    Leopardskin Rhyolite, Rough Rock, per lb

    $7.50
    Leopardskin Rhyolite, also called Leopardskin Jasper, features small, orbicular patterns in a peachy colors with darker outline. Color can vary as can pattern. Grays, black, brown, tan, yellow, and pinkish orange to reds are typical. Size ranges from 2 lb...

  4. Mushroom Rhyolite Info

    History Mining Reports Shop Mushroom Rhyolite, sometimes called "Mushroom Jasper," is found in several areas northwest of Phoenix, Arizona. This rhyolite gets its name from the repeating grey egg pattern that sometimes looks like a mass of growing mushrooms. The...

  5. Mushroom Rhyolite Operation 2011

    The rock that is known as Mushroom Rhyolite or Mushroom Jasper is found in several areas northwest of Phoenix, Arizona. The rock gets its name from the repeating gray pattern that sometimes looks like a mass of growing mushrooms. The...