Are Yogo sapphires valuable?
Yogo Sapphires are the most precious sapphires found in North America. They are considered to be among the finest sapphires in the world.
Where can I find Yogo sapphires?
Yogo sapphires are mined in Montana at Yogo Gulch, 12 miles southwest of Utica, 45 miles west-southwest of Lewistown and east of Great Falls. The yogo sapphire mine site resides inside Judith Basin County and was carved out from parts of western Ferguson and eastern Cascade counties.
What is unique about the Yogo Sapphire?
Yogo sapphires are unique in that they are free of cavities and inclusions, have high uniform clarity, lack color zoning, and do not need heat treating because their cornflower blue coloring is uniform and deep. Unlike Asian sapphires, they maintain their brilliance in artificial light.
Where is the primary source of Yogo sapphires found in America?
Montana is known as the Treasure State because it is rich in many mineral and gemstone sources, including two types of sapphires: the Yogo Sapphire from the central area of the state, and Fancy Montana Sapphires found mostly in the western half of the state.
Is a Montana sapphire the same as a Yogo Sapphire?
A Montana sapphire is, simply, a sapphire from Montana. Yogo sapphires are also Montana sapphires, but originate from a particular deposit known for its excellent cornflower blue color. Both sapphires and rubies are gem-quality corundum. Rubies are the red variety, while all other colors are sapphires.
What is the difference between a Yogo Sapphire and a Montana sapphire?
While the color of Yogo Sapphires is always a vivid blue, Montana sapphires are found with different colors including green and yellow. While there are productive sapphire mines in other parts of Montana, they rarely produce blue sapphires that have the striking color and clarity of those found in the Yogo Gulch.
How do you dig in Pokemon sapphire?
To get to the sapphire rich wash a vertical shaft is dug straight down, this can be dug with machinery thankfully for those in areas of 50 foot floor. Once the floor is reached, the miner then starts his tunnels straight out along the floor with the aid of jackhammers.
Why are they called Yogo sapphires?
The term ‘Yogo’ refers to the Yogo Gulch in the Little Belt Mountains, east of Great Falls. This is the only place in the world where true Yogo Sapphires have been found. They are noted for their striking cornflower blue color, high uniform clarity and maintaining their brilliance under artificial light.
Why are Montana sapphires so expensive?
What makes Montana sapphires even more valuable to many people is the way they are ethically sourced and mined, with consideration for the environment and an easy to trace “mine to market”. Just as with other sapphires, a Montana sapphire’s value (and price) will depend on its color, clarity, cut, and carat weight.
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