10k gold is an alloy made up of 41.7% pure gold combined with 58.3% other metals such as silver, copper, and zinc. This blend makes it more durable, scratch-resistant, and budget-friendly than higher-karat gold, though it has a paler color and a greater chance of triggering metal allergies, particularly from nickel and copper content. 10k … Read more
Platinum vermeil is sterling silver electroplated with a thick platinum layer of at least 2.5 microns, often with added rhodium coating for extra brilliance. It’s an affordable alternative to solid platinum, offering a luxurious platinum-like appearance at lower cost. Platinum vermeil is hypoallergenic and non-magnetic, combining diamagnetic silver with paramagnetic platinum. Platinum never tarnishes, but … Read more
Britannia silver is a high-purity silver alloy named after Britain’s female personification. It contains 95.8% silver and 4.2% copper. It’s softer and purer than sterling silver, making it ideal for intricate jewelry and silverware designs. This silver alloy is non-magnetic, hypoallergenic, and marked with a “958” hallmark. While historically used for British wrought plate, Britannia … Read more
Rose gold vermeil is jewelry made by coating a sterling silver base with a thick layer of rose gold, at least 10k purity and 2.5 microns thick, giving it the look of solid rose gold at a more affordable price. It differs from regular rose gold plating, which lacks standardized thickness or purity and can … Read more
Gold in its pure form (24k) is completely safe for humans. It’s biologically inert, passes through the body without being absorbed, and is even approved as a food additive (E175) for decorative purposes. Pure gold is also non-radioactive, consisting entirely of the stable isotope Au-197. Lower-karat gold alloys are toxic if ingested, as they contain … Read more
Osmium is difficult to test for authenticity at home because of its exceptional chemical stability and hardness. Common household methods involving water, vinegar, hydrogen peroxide, magnets, iodine, toothpaste, erasers, bleach, alcohol, lemon juice, baking soda, or sound can’t reliably verify whether osmium is real or pure. Heating osmium with a flame is especially dangerous because … Read more
Does osmium tarnish? Does it corrode, rust and oxidize? No, osmium doesn’t tarnish. Osmium is a highly stable precious metal that doesn’t tarnish under any circumstances. Osmium is very corrosion-resistant and immune to most substances you can throw at it. Only substances like chlorine and fluorine corrode osmium with long-enough exposure. Finally, osmium is very … Read more
Is platinum hypoallergenic or allergenic? What about platinum jewelry? Is it hypoallergenic and safe? What about platinum vermeil and platinum-plated jewelry? Which platinum forms are the safest? Conversely, which are the most dangerous? Is Platinum Jewelry Hypoallergenic? Is it Safe for People With Skin Allergies? Yes, platinum jewelry is hypoallergenic. It is safe for most … Read more
Iridium is hypoallergenic and is one of the precious metals least likely to cause allergic reactions. However, while iridium is hypoallergenic, it can still be alloyed with allergenic metals which would then cause problems for people with metal allergies. For example, there’s known cases of people reacting to iridium in Platinum Iridium (900 Plat – … Read more
The 1878-CC Morgan Silver Dollar is a highly collectible first-year coin from the Carson City Mint, featuring Lady Liberty and a heraldic eagle. Only about 295,000 survive today out of the 2,212,000 originally minted. 1878-CC Morgan Silver Dollar coins contain 90% silver and 10% copper, weighing 26.73 grams with 0.7734 troy ounces of pure silver. … Read more