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2. Lake Ellen Kimberlite - Wikipedia

   en.wikipedia.org/wiki/Lake_Ellen_Kimberlite

   The Lake Ellen Kimberlite is a poorly exposed volcanic breccia located about 10 miles (16 km) northeast of Crystal Falls in the Upper Peninsula of Michigan. The first publication in 1981 [ 1 ] describing the feature led to speculation that this or similar kimberlites in the area might have been the source of the diamonds discovered a century ...

3. List of U.S. state minerals, rocks, stones and gemstones

   en.wikipedia.org/wiki/List_of_U.S._state...

   Diamond (1967) California [11] [12] Gold (1965); California's nickname is the Golden State: Serpentinite (1965) ... Michigan [39] Petoskey stone fossilized coral (1965)

4. Shelby Gem Factory - Wikipedia

   en.wikipedia.org/wiki/Shelby_Gem_Factory

   Shelby Gem Factory jewelry of man-made synthetic rubies A cubic zirconia gem-making furnace. Some of the furnaces burned at 5,040 °F (2,780 °C). [10] Factory tours were discontinued due to liability concerns attendant to the "very high temperatures and extremely bright light" and the unavailability of affordable insurance to cover the risk.

5. The 10 best places to buy jewelry online in 2024 - AOL

   www.aol.com/lifestyle/best-places-to-buy-jewelry...

   Best for diamond jewelry: Brilliant Earth. Best for gemstone jewelry: Shane Co. Best for wedding jewelry: Blue Nile. Best for fine jewelry: James Allen. Best for affordable jewelry: Baublebar.

6. List of synthetic diamond manufacturers - Wikipedia

   en.wikipedia.org/wiki/List_of_synthetic_diamond...

   Synthetic diamonds are produced via high pressure, high temperature or chemical vapor deposition (CVD) technology. These diamonds have numerous industrial and commercial uses including cutting tools, thermal conductors and consumer diamond gemstones.

7. A tech company is growing diamonds in the desert - AOL

   www.aol.com/news/tech-company-growing-diamonds...

   The first lab-grown diamond was produced in the 1950s, and now, Dubai-based company 2DOT4 hopes to transform the city from a gem trader to a diamond producer. A tech company is growing diamonds in ...