Ammolite Polished Ring in sterling silver Setting in Marquise Shape - Sized Size:5 It has a monoclinic crystal

It has a monoclinic crystal system and exhibits a prismatic crystal habit

portals if you will

This perfectly terminated specimen is set upright on a custom acrylic base

It is a crystalline quartz in colors ranging from pale lilac to deep reddish purple

which is cautilized by inclusions of iron and other minerals

Ammolite Polished Ring in sterling silver Setting in Marquise Shape - Sized Size:5 It has a monoclinic crystalThis polished Ammolite Ring is in a sterling silver setting with a sized sterling silver band. This Ammolite Ring is in a marquise shape and measures about 5mm in width. Ammolite is an opal like organic gemstone found primarily along the eastern slopes of the Rocky Mountains of North America. Ammolite has a Mohs rating of 3. 5 4. 5 in hardness. Ammonites were living organisms which are found as fossils. Ammolite is a gemstone that comes from this same