Fix zeolite recipe for when silica is not present

ChemistryForYou2/data-util.lua

@@ -855,8 +855,8 @@ function util.replace_ingredients_prior_to(tech, old, new, multiplier)
   end
   util.remove_prior_unlocks(tech, old)
   for i, recipe in pairs(data.raw.recipe) do
-    if (recipe.enabled and recipe.enabled ~= 'false')
-      and (not recipe.hidden or recipe.hidden == 'true') -- probably don't want to change hidden recipes
+    if (recipe.enabled and recipe.enabled ~= false)
+      and (not recipe.hidden or recipe.hidden == true) -- probably don't want to change hidden recipes
       and string.sub(recipe.name, 1, 3) ~= 'se-' -- have to exlude SE in general :(
     then
       -- log("BZZZ due to 'enabled' replacing " .. old .. " with " .. new .." in " .. recipe.name) -- Handy Debug :|

ChemistryForYou2/prototypes/recipes.lua

@@ -321,7 +321,7 @@ data:extend({
     order = "a",
     enabled = false,
     energy_required = 8,
-    ingredients = {{type="item", name="sodium-aluminate", amount=5},(data.raw.fluid["gas"] and {type="item", name="silica", amount=5}) or {type="item", name="stone", amount=5}, {type="fluid", name="water", amount=100}},
+    ingredients = {{type="item", name="sodium-aluminate", amount=5},(data.raw.item["silica"] and {type="item", name="silica", amount=5}) or {type="item", name="stone", amount=5}, {type="fluid", name="water", amount=100}},
     results = {{type="item", name="zeolite", amount=10}},
   },
   {