1.18 Connected Ore Outlines (and Old — Ore Textures)
Each ore (Iron, Copper, Gold, etc.) has a unique shape, making them distinguishable even without color. Connected Ore Outlines Features
Minecraft ores underwent a significant visual change in version 1.17 to improve accessibility for colorblind players. Before this, most ores used the same generic "blob" pattern with different colors. The 1.18 update further adapted these new textures to fit the new variants found in the deeper, expanded world layers. 1.18 Connected Ore Outlines (and old ore textures)
Some versions make ores visible even when partially submerged in lava. How to Install and Enable Each ore (Iron, Copper, Gold, etc
Featured uniform patterns; many veterans prefer these for nostalgia or simplicity. Ores become easy to spot in dark caves
Ores become easy to spot in dark caves or while strip mining, even from a distance.
Many packs allow you to choose between the modern 1.18+ textures or the original "Programmer Art" style textures, with borders for both.