I think what you are referring to is known as the "Baguette Cut". Some other cuts are:
Additionally, you may be thinking of an emerald cut which is a rectangular shape. There is also the cushion cut, which is a cross between an oval and an emerald cut.
It is a ruby.
blue sapphire :).
Morgan is not commonly known as a flower or a gemstone. The name "Morgan" is often used as a given name for individuals, both male and female. It does not refer to a specific flower or gemstone. However, there is a gemstone called "morganite," which is a variety of the mineral beryl. Morganite is typically a pale pink to peach-colored gemstone. So while "Morgan" itself is not directly associated with flowers or gemstones, it is sometimes used as a given name for people, and there is a gemstone called "morganite" that bears a similar name.
Given the surface area of a rectangular prism, there are infinitely many rectangular prisms possible.
Emerald is a type of gemstone, while quartz, silver, and gold are not specific gemstones. So, among the options given, Emerald is the gemstone.
Given any rectangular prism, there are infinitely many other rectangular prisms with exactly the same surface area.
A rectangular prism is defined by three linear measures. Only 2 are given in the question.
The answer depends on what information you have been given.
A 'transitional' diamond is probably a diamond given with the intention of replacing it with a larger stone at some point in the future. This is an emotional designation, not a gemstone designation.
The volume of a rectangular prism is given by the formula volume of rectangular prism = length x width x height If the length is l, the width is w and the height is h the volume is given by volume = lwh
When all else is equal -- the finest colour, the best clarity and the quality of the cut: given an equal carat weight, diamond will always be more valuable than any other gemstone.
James Madison