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Diamonds is a greatest hits album by English musician Elton John spanning his hits from 1970 to 2016. The album was released on 10 November 2017. The album was released on 10 November 2017. It was released in a single disc version, a 2-CD version, a 3-CD deluxe box set, and a 2-LP vinyl version. [2]
Diamonds occur in a variety of colors—steel gray, white, blue, yellow, orange, red, green, pink to purple, brown, and black. [2] [3] Colored diamonds contain interstitial impurities or structural defects that cause the coloration; pure diamonds are perfectly transparent and colorless.
Herkimer diamonds are double-terminated quartz crystals discovered within exposed outcrops of dolomite in and around Herkimer County, New York, and the Mohawk River Valley in the US. [1] [2] They are not diamonds ; the "diamond" in their name is due to both their clarity and well formed faces.
As an example, a 0.99-carat diamond may have a significantly lower price per carat than a comparable 1.01-carat diamond, because of differences in demand. A weekly diamond price list, the Rapaport Diamond Report is published by Martin Rapaport, CEO of Rapaport Group of New York, for different diamond cuts, clarity and weights.
The clarity, or purity, of a diamond refers to internal inclusions of the diamond, and is one of the 4-Cs in determining a diamond's value.Common inclusions that appear inside diamonds are black carbon spots and small cracks, commonly referred to as fractures or "feathers", due to their feathery whitish appearance when viewed from above or through the side.
It was designated the official gemstone of the City of Lethbridge, Alberta in 2007. [2] [3] Ammolite is also known as aapoak ( Kainah for "small, crawling stone"), gem ammonite, calcentine, and korite. The latter is a trade name given to the gemstone by the Alberta-based mining company Korite.