first commit

shaderpacks/Reimagined - Low/shaders/lib/materials/specificMaterials/terrain/quartzBlock.glsl

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+materialMask = OSIEBCA; // Intense Fresnel
+
+float factor = color.g;
+float factor2 = pow2(factor);
+float factor4 = pow2(factor2);
+float factor8 = pow2(factor4);
+
+smoothnessG = factor - factor8 * 0.5;
+highlightMult = 3.5 * factor8;
+
+smoothnessD = factor8;
+
+#ifdef GBUFFERS_TERRAIN
+    DoBrightBlockTweaks(color.rgb, 0.5, shadowMult, highlightMult);
+#endif
+
+#ifdef COATED_TEXTURES
+    noiseFactor = 0.5;
+#endif