Sunstone is the official gemstone of oregon usa. When oregon sunstone was declared the state gemstone by the oregon legislature jewelry designers and lapidaries were inspired to work with sunstone and promote it to oregon residents and tourists.
In 1987 the state of oregon voted to name their specific sunstone as the official oregon state gem stone.
Oregon sunstone gemstone. Gems showing strong red to green blue teal dichroic or pleochroic shift and watermelon oregon sunstone is colored by nanocrystals of protoenstatite and clinoenstatite in association with copper. Welcome to our website and to the new 2020 year. Sunstone the official state gemstone of oregon.
When a gem or mineral is purchased from this website it is a gift of. We feature oregon sunstones oregon opals and polished agates of many types from the usa and around the world. Other feldspar group gems include moonstone non phenomenal orthoclase phenomenal and non phenomenal labradorite and amazonite.
The oregon sunstone was designated the state s official gemstone in 1987. The name derives from sunstones believed to have been used for navigation in the middle ages. Collectors and miners attracted by these sunstones have been a boon to tourism and economic development in oregon.
Sunstone is a plagioclase feldspar that has red more rarely green or blue glitter which is caused by light reflections from tiny hematite or goethite platelets. Oregon sunstones also known as heliolite are uncommon in their composition clarity and range of colors. Gem collectors and jewelry lovers from all over the world are fast becoming aware of this uniquely american gemstone.
The oregon sunstone is still very popular among gem stone collectors for its unique qualities and sold at fairly high prices. All of our gems and other minerals are 100 natural with no diffusion dyeing or any other type of enhancement. Most oregon sunstone is colored by copper therefore copper bearing or cuprian similar to another rare and highly valued gemstone which is the paraiba tourmaline.
Both the orthoclase and the plagioclase feldspar species boast a sunstone variety. Buyers can be assured that rough or finished sunstone from a member of the osma is free of treatment or enhancement of any kind and was mined in lake or harney county oregon usa. The labradorite sunstones found in oregon have inclusions of copper.
While many varieties of feldspar can display aventurescence and are referred to as sunstone this effect is typically caused by inclusions of hematite or goethite. Oregon sunstone and gemstones karla proud designer. These mines have formed the oregon sunstone miners association osma in order to maintain the image for oregon sunstone as a rare all natural all american gemstone.
Sunstone is a member of the feldspar group. All state gems gemstones. This created a patronage for a gemstone produced in the united states especially in the state of oregon.
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