made 18-ish stone_brick alternative blocks, top side has different orientation texture and variants, subtle changes that will only be noticeable on big surfaces ... or if you are really looking for it ...
Vader's Alternative Programmer Blocks Pack - Programmer Art Add-On (1.8 - 1.12) Minecraft Texture Pack
Minecraft": 5 Overlooked Building Blocks to Add Variety to Your World - LevelSkip
Vader's Alternative Block Pack - Resource Showcase | Minecraft Amino
Are alternate block models broken in 17w47b? : r/Minecraft