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The platinum bar is retailing for $1,089.99 — if you can get it. The bar is only sold online, and Costco says delivery is unavailable in Nevada, Louisiana and Puerto Rico. But the Costco site on ...
The wholesaler is adding Swiss-made platinum bars to its selection. Costco on Wednesday announced the 1-ounce platinum bars, on sale for $1,089.99 on its website alongside its now-famed gold bars ...
Costco isn’t the place you’d expect to be a precious-metals hub, but following the success of its gold bar sales and silver coins, the retailer has added platinum to the lineup.. The company ...
Revenue. US$ 3 billion [1] Website. www.sbcapitalgroup.com. Schottenstein Stores Corp., based in Columbus, Ohio, is a holding company for various ventures of the Schottenstein family. Jay Schottenstein and his sons Joey Schottenstein, Jonathan Schottenstein, and Jeffrey Schottenstein are the primary holders in the company.
Platinum is an extremely rare metal, [26] occurring at a concentration of only 0.005 ppm in Earth's crust. [27] [28] Sometimes mistaken for silver, platinum is often found chemically uncombined as native platinum and as alloy with the other platinum-group metals and iron mostly.
Naturally occurring platinum and platinum-rich alloys were known by pre-Columbian Americans for many years. [5] However, even though the metal was used by pre-Columbian peoples, the first European reference to platinum appears in 1557 in the writings of the Italian humanist Julius Caesar Scaliger (1484–1558) as a description of a mysterious metal found in Central American mines between ...
This is a list of the National Register of Historic Places entries in Columbus, Ohio, United States. The National Register is a federal register for buildings, structures, and sites of historic significance. This is intended to be a complete list of the properties and districts in Columbus. There are 357 properties and districts listed on the ...
Platinum–iridium alloy. The international prototype of the kilogram (IPK) is an artifact standard of platinum–iridium alloy that was defined as having a mass of exactly one kilogram. Platinum–iridium alloys are alloys of the platinum group precious metals platinum and iridium. Typical alloy proportions are 90:10 or 70:30 (Pt:Ir).