![]() ![]() Ocean Jasper from Madagascar is one of the best known and most frequently encountered orbicular jaspers. Orbicular Jasper - Used to describe jasper with rounded concentric rings throughout. These patterns maybe formed in a variety of ways, such as from depositional patterns, dendrites forming microscopic cracks in the rock or color variations. Picture Jaspers - Used to describe jasper with natural, scenic/picture like formations in it. Moss Jaspers - Used to describe jaspers that have moss like patterns in them due to manganese dendrites growing in microscopic cracks within the stone. The material’s superficial resemblance to other jaspers is just that, superficial. Bumblebee Jasper isn’t a silicate mineral, which means its name is a bit of a misnomer from the start. These pieces were reburied and solidified into a solid stone again, typically with chalcedony filling the cracks within the fragments. Jasper is a loose term for opaque cryptocrystalline quartz, usually only used when it has attractive coloration. Whether you are looking for simple and inexpensive. The guidebook is now available online and in select stores. ![]() Brecciated Jaspers - Use to describe jaspers that were broken apart into sharp, angular fragments, typically due to erosions. Rocks and Crystals We have everything to offer the rock and crystal lover at Jasper Rock and Jade. On March 19, 2016, the Jasper National Park rock climbing guidebook was officially launched. Bloodstone or Heliotrope - Used to describe a dark green variety of jasper with red spots. Back to Gallery of Minerals Rock and Mineral. Banded Iron Formations - Red jaspers, colored by iron oxide inclusions are a main component in many banded iron formations such as Tiger Iron or Marra Mamba Tiger's Eye. Shamans and healers wore protective charms that contained Jasper, to evoke a sense of grounding and strength. Below are some more general varieties that are commonly encountered. The northwestern United States is rich in collectible jaspers. Some names are commonly accepted by collection and dealers while others are made up to describe a specific locality or appearance of the jasper. Editor’s Note: This feature by Eugene Mueller, founder and co-owner of The Gem Shop in Cedarburg, Wisconsin, first appeared in Rock & Gem in March 2008. Jasper has an over-abundance of names used to describe different types.
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