past present and future
Your question is vague. It requires more input to it. Please be specific what you want to know about tenses and necklace pendant.
Diamonds are a girl's best friend!
Carbon. Carbon.
Diamonds are formed from carbon. Any other mineral present is considered an impurity.
anniversary
How about in his Christmas present, you have an anniversary present in there to. If it's kind of far from Christmas though, go ahead and get him 2 presents. Everyone likes presents! :D
The 15th wedding anniversary is "crystal" or apparently watches are the modern equivalent. You could combine the both and get a crystal watch. Jewellery is always a winner though.
Leave and go give your parents their present..easy
All diamonds are erupted to the earth surface together with indicator minerals, including kimberlite. Other minerals are present in fertile kimberlite -- containing diamonds -- and absent in sterile kimberlite.
Carbonado diamonds are simply more porous than other types of diamonds. They are found in geology different from other types of diamonds: there is no kimberlite or other 'diamond-indicator' mineral present. There are several theories about how carbonado diamonds are formed, which you can read, below.
My Wife and Kids - 2001 The Anniversary Present - 4.17 was released on: USA: 11 February 2004 Germany: 11 June 2006 Hungary: 16 December 2010
The George Burns and Gracie Allen Show - 1950 Gracie's Anniversary Present - 4.13 was released on: USA: 28 December 1953