Search results
Results from the WOW.Com Content Network
Brand kept his discovery secret, as alchemists of the time did, and worked with the phosphorus trying unsuccessfully to use it to produce gold. His recipe was: [5] Let urine stand for days until it gives off a pungent smell. [4] (This step was not necessary, as later scientists discovered that fresh urine yielded the same amount of phosphorus). [6]
The Quimbaya Poporo, gold, attributed to the pre-Columbian Quimbaya civilization in the Andean region of present-day Colombia, ca. 300 CE. A Poporo is a device used by indigenous cultures in present and pre-Columbian South America for storage of small amounts of lime produced from burnt and crushed sea-shells.
Small amounts of natural gold have been found in Spanish caves used during the late Paleolithic period, c. 40000 BC. [1] The earliest gold artifacts dating to 4600 BC to 4200 BC were discovered at the site of Varna Necropolis, Bulgaria. [2] Recognised as an element by Guyton de Morveau, Lavoisier, Berthollet, and Fourcroy in 1787. [3] 6 Carbon
Antebellum Louisiana was a leading slave state, where by 1860, 47% of the population was enslaved. Louisiana seceded from the Union on January 26, 1861, joining the Confederate States of America. New Orleans, the largest city in the entire South at the time, and strategically important port city, was taken by Union troops on April 25, 1862.
Sican tumi, or ceremonial knife, Peru, 850–1500 CE. Metallurgy in pre-Columbian America is the extraction, purification and alloying of metals and metal crafting by Indigenous peoples of the Americas prior to European contact in the late 15th century.
Edward L. Doheny was born in 1856 in Fond du Lac, Wisconsin, [3] to Patrick "Pat" and Eleanor Elizabeth "Ellen" (née Quigley) Doheny. The family was Irish Catholic. His father was born in Ireland, and fled County Tipperary in the wake of the Great Famine.
The Alchemist Discovering Phosphorus is a painting by Joseph Wright of Derby originally completed in 1771 then reworked in 1795. [1] The full title of the painting is The Alchymist, in Search of the Philosopher's Stone, Discovers Phosphorus, and prays for the successful Conclusion of his operation, as was the custom of the Ancient Chymical Astrologers.
When gold was found at Sutter's Mill in 1848, a cook for Sutter's crew who was a Georgia native sent word back home enabling Russell to learn of the discovery. Russell led a couple of successful mining ventures to California which included his brothers and other Georgians including Cherokees, some of whom made the trek west overland through the Rockies.