Ruthenium (Ru) 24 karat ring

Ruthenium ring -- 24 karat (99.9% pure)   Ruthenium belongs to the platinum group metals (PGMs) and is exceedingly rare. Worldwide annual production is estimated between 12 and 20 tonnes of ruthenium compared to 3000+ tonnes of gold. It is corrosion and wear resistant and its alloys can be superconductive. It has other unusual and unique properties and has applications in electronics, chemical and solar power industries. Please see the below links for more information. Wedding bands have traditionally been made of gold with 14 karat (or 58.5% pure) being the most common and 18 karat (or 75% pure) also available. Gold is too soft to make a durable ring out of at 24 karat purity (99.9% pure and up). There are many other alternatives to gold which are becoming popular including silver, platinum, palladium, iridium, tungsten, cobalt and stainless steel. The hardness, corrosion resistance, durability, purity, beauty, and price are all factors to be considered. Our first ring was released i