Задание

Read the text and decide which answer best fits each gap.

Diamonds

Diamonds have inspired dreams of wealth and power throughout history. Until modern times, most diamonds were insignias of royalty and were beyond the reach of the common person, who could only    visions of the astounding beauty and wealth brought    by diamonds. It's no wonder that other gems and precious metals have historically taken a back seat    diamonds. Some diamonds are so valuable that a person can literally carry a king's  in a pocket. A similar value in gold would mean one would have to have access to a forklift, as some of the most valuable diamonds in the world have been  for many thousands of times that of a similar weigh in gold! Diamond deposits are not easily found. Diamonds occur in some of the rarest rock types on the surface of the earth, and when found, they are disseminated in trace    even in the richest deposits. The  host rock, kimberlite, forms very small deposits. Being a relatively soft rock, kimberlite commonly erodes faster than the surrounding country rock and often is covered by thin layers of soil and regolith derived from adjacent rock  .