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Ch. 3: Precious Gem stones in 1919

Ch. 3: Precious Gem stones in 1919 Page of 72 Ch. 3: Precious Gem stones in 1919 Text size:minus plus Restore normal size   Mail page  Print this page
GEMS AND PRECIOUS STONES.                             169
Diamonds and other precious stones imported and entered for consumption in the United States, 1910-1919.
Value of diamonds imported into the United States in the calendar years 1918
and 1919.
[General imports.]
The very notable increase of about 200 per cent in the imports of dust and bort into the United States would seem to indicate a revival of exploratory drilling in the mining industry in this country, most of the bort being used for the cutting edges of diamond drills.
The diamond market in the United States had a profitable year in 1919, as is shown by the unprecedented increases in the imports of uncut and cut diamonds. Never before has the price of diamonds risen so high, and never before has the demand been so great. One partial explanation of the vast expenditures on luxuries is that the great wave of economy that spread over the whole country during the
Ch. 3: Precious Gem stones in 1919 Page of 72 Ch. 3: Precious Gem stones in 1919
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US Geol. Surv. 1919. Gemstones, Metals.
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