Also know that trading is risky and can lead to loss of money too.
Let me go to the point trading has to do with either physical market or online marketing also know as digital marketing. On digital marketing trader are likely to use cryptocurrency which can be .
Bitcoin
Bitcoin core
Ethereum.
Bitcoin core is a bitcoin wallet that, the wallet that was first created in 2009.
Why are you saying there's an asset called "bitcoin core" and when did you last trade gold at a market?
I do not think OP is a trader, he is a beginner is all I think. You can trade gold in forex trading platform or on commodity exchange that gold is listed. You can trade tokenized gold on exchanges like Binance in crypto.