Author: Alexandre Laurent

  • 14-karat gold LEGO mask discovered at Goodwill enters auction; Pennsylvania thrift store fetch $18,101.00.

    Reading Time: 3 minutes $18,101.00 was the hammer price for the auction of a rare 14-karat gold LEGO piece, specifically the Bionicle Golden Kanohi Hau Mask, unearthed at a Goodwill Warehouse in Pennsylvania. the 14-karat gold Bionicle Hau mask is presented in what seems to be its original Lego-branded jewelry box. A visual inspection reveals…

  • 1933 double eagle gold coin.

    Reading Time: 15 minutes The 1933 double eagle (United States 20-dollar gold coin) currently holds the record for highest price paid at auction for a single U.S. coin when it was purchased for US$18.9 million. 445,500 specimens of this Saint-Gaudens Double Eagle were minted in 1933, the last year of production for the Double Eagle,…

  • Muruntau Gold Deposit: Uzbekistan’s Treasure in the Qizilqum Desert.

    Reading Time: 2 minutes The article highlights the continuous production at Muruntau since 1967 and underscores its ownership and operation by the Uzbekistan state-owned Navoi Mining and Metallurgy Combinat. Muruntau’s journey from turquoise source to the world’s largest open-pit gold mine showcases the geological and mining prowess that defines this unparalleled gold deposit in the…

  • Orogenic Gold Deposits: Structural Controls and Formation Mechanisms.

    Reading Time: 5 minutes Orogenic gold deposits, constituting over 75% of historically recovered gold, are hydrothermal mineral deposits influenced by rock structure. This article delves into their formation, emphasizing the primary role of rock structure in controlling both the transportation and deposition of mineralized fluids. Hosted by shear zones in orogenic belts, particularly in metamorphosed…

  • Gold deposits.

    Reading Time: 4 minutes Gold ore deposits have a global presence, spanning the earth’s extensive geological timeline, dating back to the earliest Precambrian period over 3.1 billion years ago. Gold is a fundamental element in the earth’s metallic core, being enriched in the mantle. Melts originating from the mantle may contain elevated gold content, and…

  • Gold Mining Exploration: Techniques and Locations

    Reading Time: 4 minutes Gold mining involves extracting gold from the earth using various techniques and processes. To successfully locate concentrated gold deposits, understanding how gold moves is essential. Gold, being exceptionally heavy—19 times heavier than water and three times heavier than iron—tends to sink to the lowest possible level. As environmental factors like rain,…