New Haven Paper - Amarillium

The American Institute of Mining, Metallurgical, and Petroleum Engineers
William M. Courtis
Organization:
The American Institute of Mining, Metallurgical, and Petroleum Engineers
Pages:
4
File Size:
163 KB
Publication Date:
Jan 1, 1903

Abstract

While assaying some copper carbonate ore from the Frazer claims, Similakameen, B. C., I noticed that on parting the gold button a deep orange solution was formed. The button gave off pink bands in the nitric acid, which became deep orange at a short distance from it; and as it traveled over the surface of the porcelain dish, it left a deep orange track behind. As the button brightened in the cupel, it appeared to have a bronze color; but I have since found that when amarillium is in large excess of the gold, the button is a very dark gray. The button parted easily. To the orange solution I added a salt (NaCl) solution, shook in a silver testbottle, and filtered. With H2S I obtained a precipitate, which I supposed due to platinum. However, on further tests, it did
Citation

APA: William M. Courtis  (1903)  New Haven Paper - Amarillium

MLA: William M. Courtis New Haven Paper - Amarillium. The American Institute of Mining, Metallurgical, and Petroleum Engineers, 1903.

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