If you still want to proceed, stick to or Planet Minecraft and always scan downloads with VirusTotal.
If you want to find ores without cheating: download minecraft xray texture pack
Disclaimer: This article is for informational purposes only. The use of Xray packs on multiplayer servers is often considered cheating and may violate the Terms of Service of specific servers. If you still want to proceed, stick to
Be aware that some servers may not allow the use of texture packs, including X-Ray. Always check with server administrators before using. If you still want to proceed