diff --git a/mods/solid_rock.js b/mods/solid_rock.js
new file mode 100644
index 00000000..009a8330
--- /dev/null
+++ b/mods/solid_rock.js
@@ -0,0 +1,24 @@
+elements.solid_rock = {
+	color: ["#808080","#4f4f4f","#949494"],
+	behavior: behaviors.WALL,
+	reactions: {
+		"water": {elem1: "wet_sand", chance: 0.00035},
+		"salt_water": {elem1: "wet_sand", chance: 0.0005},
+		"sugar_water": {elem1: "wet_sand", chance: 0.0004},
+		"seltzer": {elem1: "wet_sand", chance: 0.0004},
+		"dirty_water": {elem1: "wet_sand", chance: 0.0004},
+		"soda": {elem1: "wet_sand", chance: 0.0004},
+		"lichen": {elem1: "dirt", chance: 0.0025},
+		"grape": {elem2: "juice", chance: 0.1, color2: "#291824"},
+		"root": {elem1: "sand", chance: 0.0004},
+		"wheat": {elem2: "flour"},
+		"primordial_soup": {elem1: "wet_sand", chance: 0.001}
+	},
+	tempHigh: 950,
+	stateHigh: "magma",
+	category: "land",
+	state: "solid",
+	density: 2600,
+	hardness: 0.55,
+	breakInto: "rock",
+}
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