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...
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
Kambaba Jasper, widely believed to be a stromatolite (similar to fossilized algae), is actually a rhyolite found in volcanic rock. It has a solid medium to forest green background, with black circular formations caused by amphibole needles. From Madagascar. Pictured...
Cold Mountain Thundereggs are similar to Butterfly Jasper but offer a brighter range of colors. Also the thundereggs can contain water banding and features red, mauve, or black “webbing.” While technically a rhyolite due to its thunderegg nature, Cold Mountain...
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...
Kambaba Jasper, widely presumed to be a stromatolite (similar to fossilized algae), is actually a rhyolite found in volcanic rock. It has a solid medium to forest green background, with black circular formations caused by amphibole needles. This material comes...
These little Mushrooms are carved from a variety of stones but all match in size. Choose from green Moss Agate, red and white Mad River Agate, green and purple Fluorite, iridescent Opalite (manmade), pink and green Unakite, purple Lepidolite, or...
Fishhook Thundereggs come from the state of New Mexico. They have a bumpy, brown outer rind and can be partially hollow or fully filled. The pattern inside is usually a combination of the rhyolitic rind and brecciation lines created during...
Leopardskin Rhyolite, also called Leopardskin Jasper, unpolished slabs from Mexico featuring leopard-like spots of varying colors. Size Range: 1" - 7" and 4 mm - 6 mm in thickness Note: This is a representative image. The appearance of received slabs...
Kambaba Jasper, widely believed to be a stromatolite (similar to fossilized algae), is actually a rhyolite found in volcanic rock. It has a solid medium to forest green background, with black circular formations caused by amphibole needles. This material comes...
Baker Ranch Thundereggs come from Luna County, New Mexico. This polished specimen features tan rhyolite surrounding banded agate in shades of grey and deep red, and has a geode center of smoky druzy crystals.
6.9cm x 5.5cm x 2cm
3.0oz
This polished pair of Fishhook Thundereggs features reddish brown rhyolite with a filling combining crystal and gray and black agate in spikey, geometric shapes where it has coated and filled the gaps created by the crystals. The areas of gray...
A polished Cold Mountain Thunderegg specimen pair featuring a muted golden orange hue with dark reddish brown accents and fracture lines filled with translucent chalcedony. Polished faces: 8.2cm x 5.6cm and 8.3cm x 5.6cmApprox. 1" & 1.5" deep11oz together Cold Mountain...
This polished pair of Fishhook Thundereggs features gray and reddish brown rhyolite with two small open cavities that reveal thin bands of chalcedony coated in crystal growth. Dimensions:5.5" x 3.75" and 5.5" x 4" polished surfaces2.5" and 1" deep2lb 1.0oz...
This polished pair of Fishhook Thundereggs features gray, brown, and tan rhyolite with hints of khaki green and bright red-orange. The center is filled with crystal and banded agate in black and blue-gray, with an area of white water-level banding...
This polished pair of Fishhook Thundereggs features gray, brown, and brick red rhyolite, with little open vugs between some areas of color change. Dimensions:both halves 5.5" x 2.75" polished surface1.8" and 2" deep1lb 4.2oz and 1lb 1.9oz Fishhook Thundereggs come...
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...
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...
