Here’s a concise, informative write-up about X-ray mods / texture packs for Minecraft 1.5.2, keeping in mind that version is very old (from 2013) and such mods are considered cheating on most servers.
Controversy and Limitations
The 1.5.2 era was the height of the "Anti-Xray" arms race. Server plugins like Orebfuscator minecraft 1.5.2 xray
Below is a draft post you can use for a forum or social media, followed by the best ways to get it working. 💎 Post: Find Diamonds Instantly in Minecraft 1.5.2! Here’s a concise, informative write-up about X-ray mods