If Russia, China, Iran, and maybe India, agree on using a stable currency such as a gold or commodity backed currency, is that the end of petrodollar?

If Russia, China, Iran, and maybe India, agree on using a stable currency such as a gold or commodity backed currency, is that the end of petrodollar?

And, And, if that happens, does the economy of the USA collapse into a depression?

If Russia, China, Iran, and maybe India, agree on using a stable currency such as a gold or commodity backed currency, is that the end of petrodollar?
Post Opinion