Precious metal and Platinum

Precious metal noun - Any of the less common and valuable metals often used to make coins or jewelry.

Platinum and precious metal are semantically related in gold topic. In some cases you can use "Platinum" instead the phrase "Precious metal" as an adjective or a noun.

Platinum noun - A heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits.

Precious metal and platinum are semantically related in gold topic. You can use "Precious metal" instead the word "Platinum" as a noun or an adjective.