River Rock Breakdown, Jared Sobotta

Materials and Textures
Substance: Mastering Levels & Histogram
Mastering Blending Modes - 07 - Substance Designer
Mastering Blending Modes - 06 - Substance Painter
Mastering Blending Modes - 05 - AddSub & Overlay
Mastering Blending Modes - 04 - Min & Max
Mastering Blending Modes - 03 - Multiply & Divide
Mastering Blending Modes - 02 - Add & Subtract
Mastering Blending Modes - 01 - Introduction
Understanding Material Production: Tips & Tricks
Crafting Incredible Materials for Games
Stylized Tiling Texture Workflow
Creating Smart Materials with Wiktor Öhman
Building stylized procedural atlas with Substance Designer
Start your Substance Engine: Building Materials Inspired by the Industrial Revolution