diff --git a/mods/hot_rocks.js b/mods/hot_rocks.js
new file mode 100644
index 00000000..a39eb4e7
--- /dev/null
+++ b/mods/hot_rocks.js
@@ -0,0 +1,124 @@
+function redHotColorgen(colorIn,outputFormat="rgb") {
+	var color = colorIn;
+	//console.log(color);
+	if(!Array.isArray(color)) {
+		color = [color];
+	};
+	//console.log(color);
+	color = color.map(x => convertColorFormats(x,"json"));
+	//console.log(color);
+	for(i = 0; i < color.length; i++) {
+		var subcolor = color[i];
+		//console.log(i);
+		subcolor.r += 48;
+		subcolor.r *= 1.7;
+		subcolor.g += 24;
+		subcolor.g *= 1.2;
+		subcolor.b -= 10;
+		subcolor.b *= 0.75;
+		for(colorlet in subcolor) {
+			subcolor[colorlet] = Math.round(rgbColorBound(subcolor[colorlet]));
+		};
+		//console.log(color);
+	};
+	//console.log(color);
+	color = color.map(x => convertColorFormats(x,outputFormat));
+	if(color.length == 1) { color = color[0] };
+	return color;
+};
+
+var hotNameOverrides = {
+	dry_dirt: "hot_dirt",
+};
+
+elements.dirt._data = ["mixed","mixed","particulate"];
+elements.dry_dirt._data = ["mixed","mixed","particulate"];
+//console.log(elements.dry_dirt.stateHigh);
+
+runAfterLoad(function() {
+	var igneousRocksAndSands = Object.keys(elements).filter(
+		function(elemName) {
+			//console.log(elemName,elements[elemName]._data?.[2]);
+			return ["igneous_rock","igneous_gravel","sedimentary_rock","particulate"].includes(elements[elemName]._data?.[2]) && !("clay","limestone","black_limestone","shale".includes(elemName))
+		}
+	);
+
+	console.log(igneousRocksAndSands);
+
+	function hotData2Switch(data2) {
+		switch(data2) {
+			case "igneous_rock":
+				return "hot_igneous_rock";
+			case "particulate":
+				return "hot_particulate";
+			case "sedimentary_rock":
+				return "hot_sedimentary_rock";
+			case "igneous_gravel":
+				return "hot_igneous_gravel";
+			default:
+				return "hot_" + data2;
+		};
+	};
+
+	igneousRocksAndSands = igneousRocksAndSands.concat("dry_dirt");
+
+	for(j = 0; j < igneousRocksAndSands.length; j++) {
+		var rockName = igneousRocksAndSands[j];
+		var rockInfo = elements[rockName];
+		if(!rockInfo) {
+			console.error(rockName);
+			continue;
+		};
+		var rockData = rockInfo._data ?? ["error","error","hot_unknown"];
+		var newName = hotNameOverrides[rockName] ?? "hot_" + rockName;
+		//console.log(rockInfo.stateHigh);
+		elements[newName] = {
+			color: redHotColorgen(rockInfo.color,"hex"),
+			behavior: [
+				"XX|CR:fire%0.5|XX",
+				"XX|XX|XX",
+				"M2|M1|M2"
+			],
+			category: "land",
+			state: "solid",
+			temp: Math.min(rockInfo.tempHigh - 50,850),
+			tempHigh: rockInfo.tempHigh,
+			tempLow: (rockInfo.tempHigh - 100,800),
+			stateLow: rockName,
+			stateHigh: rockInfo.stateHigh,
+			density: rockData.density * 0.9,
+			hardness: rockData.density * 0.85,
+			//breakInto: newName + "_gravel",
+			_data: [rockData[0], rockData[1], hotData2Switch(rockData[2])],
+		};
+		
+		if(rockName == "basalt") {
+			elements[newName].behavior = [
+				"XX|CR:fire%0.5|XX",
+				"XX|XX|XX",
+				"XX|M1|XX"
+			]
+		};
+		
+		//console.log(j);
+		
+		if(rockInfo.nellfireImmune) {
+			elements[newName].nellfireImmune = true;
+		};
+		
+		elements[rockName].tempHigh = Math.min(rockInfo.tempHigh - 100,800);
+		elements[rockName].stateHigh = newName;
+		if(rockInfo._data[2] == "igneous_rock" && elements[rockName + "_gravel"]) {
+			elements[rockName].stateHigh = rockName + "_gravel";
+		};
+	};
+
+	elements.dirt.tempHigh = 100;
+	elements.dirt.stateHigh = "dry_dirt";
+	elements.dry_dirt.tempHigh = 800;
+	elements.dry_dirt.stateHigh = "hot_dirt";
+	elements.hot_dirt.tempHigh = 1200;
+	elements.hot_dirt.stateHigh = "molten_dirt";
+	elements.hot_dirt.tempLow = 800;
+	elements.hot_dirt.stateLow = "dry_dirt";
+});
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