Jan. 3, 2015

Artwork

by Harlan Richards (author's profile)
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Replies (3) Replies feed

UNCLE-CRANK Posted 9 years, 3 months ago. ✓ Mailed 9 years, 3 months ago   Favorite
Good job harlen....your ex celly uncle crank!!!

UNCLE-CRANK Posted 9 years, 3 months ago. ✓ Mailed 9 years, 3 months ago   Favorite
Good work Harlen..I hope the animals aren't getting to ya.

UNCLE-CRANK Posted 9 years, 3 months ago. ✓ Mailed 9 years, 3 months ago   Favorite
Synthetic and simulant gemstone producers use many different production methods, but they can be grouped into one of three types of processes: melt growth, solution growth, or extremely high-temperature, high-pressure growth. Solution techniques for making synthetic gems include flux methods for emerald, ruby, sapphire, spinel, and alexandrite. The other solution method is the hydrothermal method, often used for growing beryl (emerald, aquamarine, and morganite) and quartz. This method uses a large pressure vessel called an autoclave.

Read more: http://www.madehow.com/Volume-5/Cubic-Zirconia.html#ixzz3PGHl9ffy

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