G Coin (G) can refer to multiple cryptocurrencies, so I'll provide information on a few:$G

1. Golem Network Token (GNT):

- Symbol: GNT

- Blockchain: Ethereum

- Purpose: Decentralized computing, cloud computing

- Market Cap: $100 million

2. Gemini Dollar (GUSD):

- Symbol: GUSD

- Blockchain: Ethereum

- Purpose: Stablecoin, pegged to USD

- Market Cap: $100 million

3. GameCoin (GMC):

- Symbol: GMC

- Blockchain: Ethereum

- Purpose: Gaming, esports

- Market Cap: $10 million

4. Gold Coin (GLD):

- Symbol: GLD

- Blockchain: Various

- Purpose: Gold-backed cryptocurrency

- Market Cap: $10 million

Please provide more context or clarify which G Coin you're interested in, and I'll provide more detailed information.

Additional resources:

- CoinMarketCap

- CoinGecko

- Blockchain explorers (e.g., Etherscan)

Some questions to help narrow down:

1. What blockchain is G Coin on?

2. What's its purpose or use case?

3. What's its market capitalization?

4. Do you have a specific link or source?