diff --git a/src/economy.c b/src/economy.c
index f98d0f8e1..f0a693eca 100644
--- a/src/economy.c
+++ b/src/economy.c
@@ -915,8 +915,7 @@ struct message * get_modifiers(unit *u, const resource_mod *mod, variant *savep,
 }
 
 static resource_limit *get_resourcelimit(const resource_type *rtype) {
-    attrib *a = a_find(rtype->attribs, &at_resourcelimit);
-    return a ? (resource_limit *)a->data.v : NULL;
+    return rtype->limit;
 }
 
 static void allocate_resource(unit * u, const resource_type * rtype, int want)
diff --git a/src/economy.test.c b/src/economy.test.c
index 766fb4302..c67237c40 100644
--- a/src/economy.test.c
+++ b/src/economy.test.c
@@ -348,7 +348,7 @@ static void test_make_item(CuTest *tc) {
     struct item_type *itype;
     const struct resource_type *rt_silver;
     resource_type *rtype;
-    attrib *a;
+    rawmaterial_type *rmt;
     resource_limit *rdata;
     double d = 0.6;
 
@@ -382,10 +382,9 @@ static void test_make_item(CuTest *tc) {
     free(itype->construction->materials);
     itype->construction->materials = 0;
     rtype->flags |= RTF_LIMITED;
-    a = a_add(&rtype->attribs, a_new(&at_resourcelimit));
-    rdata = (resource_limit *)a->data.v;
+    rmt = rmt_create(rtype, "rm_stone");
+    rdata = rtype->limit = calloc(1, sizeof(resource_limit));
     rdata->value = 0;
-    rmt_create(rtype, "stone");
     add_resource(u->region, 1, 300, 150, rtype);
     u->region->resources->amount = 300; /* there are 300 stones at level 1 */
     set_level(u, SK_ALCHEMY, 10);
diff --git a/src/items/seed.c b/src/items/seed.c
index f17e8ed29..334c6a05d 100644
--- a/src/items/seed.c
+++ b/src/items/seed.c
@@ -24,6 +24,7 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #include <kernel/build.h>
 #include <kernel/item.h>
 #include <kernel/region.h>
+#include <kernel/resources.h>
 
 /* util includes */
 #include <util/attrib.h>
@@ -31,6 +32,7 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 /* libc includes */
 #include <assert.h>
+#include <stdlib.h>
 
 static void produce_seeds(region * r, const resource_type * rtype, int norders)
 {
@@ -48,14 +50,11 @@ static int limit_seeds(const region * r, const resource_type * rtype)
 
 void init_seed(void)
 {
-    attrib *a;
-    resource_limit *rdata;
     resource_type *rtype;
 
     rtype = rt_find("seed");
     if (rtype != NULL) {
-        a = a_add(&rtype->attribs, a_new(&at_resourcelimit));
-        rdata = (resource_limit *)a->data.v;
+        resource_limit *rdata = rtype->limit = calloc(1, sizeof(resource_limit));
         rdata->limit = limit_seeds;
         rdata->produce = produce_seeds;
     }
@@ -80,17 +79,14 @@ static int limit_mallornseeds(const region * r, const resource_type * rtype)
 
 void init_mallornseed(void)
 {
-    attrib *a;
-    resource_limit *rdata;
     resource_type *rtype;
 
     rtype = rt_find("mallornseed");
     if (rtype != NULL) {
+        resource_limit *rdata = rtype->limit = calloc(1, sizeof(resource_limit));
         rtype->flags |= RTF_LIMITED;
         rtype->flags |= RTF_POOLED;
 
-        a = a_add(&rtype->attribs, a_new(&at_resourcelimit));
-        rdata = (resource_limit *)a->data.v;
         rdata->limit = limit_mallornseeds;
         rdata->produce = produce_mallornseeds;
     }
diff --git a/src/kernel/item.c b/src/kernel/item.c
index c37e3d40c..5beac7189 100644
--- a/src/kernel/item.c
+++ b/src/kernel/item.c
@@ -1159,22 +1159,6 @@ const item_type *finditemtype(const char *name, const struct locale *lang)
     return 0;
 }
 
-static void init_resourcelimit(attrib * a)
-{
-    a->data.v = calloc(sizeof(resource_limit), 1);
-}
-
-static void finalize_resourcelimit(attrib * a)
-{
-    free(a->data.v);
-}
-
-attrib_type at_resourcelimit = {
-    "resourcelimit",
-    init_resourcelimit,
-    finalize_resourcelimit,
-};
-
 item *item_spoil(const struct race *rc, int size)
 {
     item *itm = NULL;
diff --git a/src/kernel/item.h b/src/kernel/item.h
index 79e6f103d..1d3e5ff29 100644
--- a/src/kernel/item.h
+++ b/src/kernel/item.h
@@ -29,6 +29,7 @@ extern "C" {
     struct unit;
     struct attrib;
     struct attrib_type;
+    struct race;
     struct region;
     struct resource_type;
     struct locale;
@@ -37,6 +38,8 @@ extern "C" {
     struct order;
     struct storage;
     struct gamedata;
+    struct rawmaterial_type;
+    struct resource_limit;
 
     typedef struct item {
         struct item *next;
@@ -76,6 +79,8 @@ extern "C" {
         rtype_uchange uchange;
         rtype_uget uget;
         rtype_name name;
+        struct rawmaterial_type *raw;
+        struct resource_limit  *limit;
         /* --- pointers --- */
         struct attrib *attribs;
         struct item_type *itype;
@@ -94,25 +99,6 @@ extern "C" {
 #define RMF_SAVEMATERIAL  0x02  /* fraction (sa[0]/sa[1]), multiplier on resource usage */
 #define RMF_REQUIREDBUILDING 0x04       /* building, required to build */
 
-    typedef struct resource_mod {
-        variant value;
-        const struct building_type *btype;
-        const struct race *race;
-        unsigned int flags;
-    } resource_mod;
-
-    extern struct attrib_type at_resourcelimit;
-    typedef int(*rlimit_limit) (const struct region * r,
-        const struct resource_type * rtype);
-    typedef void(*rlimit_produce) (struct region * r,
-        const struct resource_type * rtype, int n);
-    typedef struct resource_limit {
-        rlimit_limit limit;
-        rlimit_produce produce;
-        int value;
-        resource_mod *modifiers;
-    } resource_limit;
-
     /* bitfield values for item_type::flags */
 #define ITF_NONE             0x0000
 #define ITF_HERB             0x0001     /* this item is a herb */
diff --git a/src/kernel/resources.c b/src/kernel/resources.c
index e32c7ad55..d02153e8f 100644
--- a/src/kernel/resources.c
+++ b/src/kernel/resources.c
@@ -195,16 +195,16 @@ struct rawmaterial_type *rmt_find(const char *str)
 
 struct rawmaterial_type *rmt_get(const struct resource_type *rtype)
 {
-    rawmaterial_type *rmt = rawmaterialtypes;
-    while (rmt && rmt->rtype != rtype)
-        rmt = rmt->next;
-    return rmt;
+    return rtype->raw;
 }
 
-struct rawmaterial_type *rmt_create(const struct resource_type *rtype,
+struct rawmaterial_type *rmt_create(struct resource_type *rtype,
     const char *name)
 {
-    rawmaterial_type *rmtype = malloc(sizeof(rawmaterial_type));
+    rawmaterial_type *rmtype;
+
+    assert(!rtype->raw);
+    rmtype = rtype->raw = malloc(sizeof(rawmaterial_type));
     rmtype->name = strdup(name);
     rmtype->rtype = rtype;
     rmtype->terraform = terraform_default;
diff --git a/src/kernel/resources.h b/src/kernel/resources.h
index a1a7abd40..dd4cfd664 100644
--- a/src/kernel/resources.h
+++ b/src/kernel/resources.h
@@ -15,6 +15,9 @@
 extern "C" {
 #endif
 
+    struct building_type;
+    struct race;
+
     enum {
         RM_USED = 1 << 0,           /* resource has been used */
         RM_MALLORN = 1 << 1         /* this is not wood. it's mallorn */
@@ -40,6 +43,25 @@ extern "C" {
         struct rawmaterial *next;
     } rawmaterial;
 
+    typedef int(*rlimit_limit) (const struct region * r,
+        const struct resource_type * rtype);
+    typedef void(*rlimit_produce) (struct region * r,
+        const struct resource_type * rtype, int n);
+
+    typedef struct resource_mod {
+        variant value;
+        const struct building_type *btype;
+        const struct race *race;
+        unsigned int flags;
+    } resource_mod;
+
+    typedef struct resource_limit {
+        rlimit_limit limit;
+        rlimit_produce produce;
+        int value;
+        resource_mod *modifiers;
+    } resource_limit;
+
     typedef struct rawmaterial_type {
         char *name;
         const struct resource_type *rtype;
@@ -64,7 +86,7 @@ extern "C" {
 
     void add_resource(struct region *r, int level, int base, int divisor,
         const struct resource_type *rtype);
-    struct rawmaterial_type *rmt_create(const struct resource_type *rtype,
+    struct rawmaterial_type *rmt_create(struct resource_type *rtype,
         const char *name);
 
 #ifdef __cplusplus
diff --git a/src/kernel/xmlreader.c b/src/kernel/xmlreader.c
index 555c0f679..2d08f40a4 100644
--- a/src/kernel/xmlreader.c
+++ b/src/kernel/xmlreader.c
@@ -949,12 +949,6 @@ static int parse_resources(xmlDocPtr doc)
         rtype->flags |= flags;
         xmlFree(name);
 
-        name = xmlGetProp(node, BAD_CAST "material");
-        if (name) {
-            rmt_create(rtype, (const char *)name);
-            xmlFree(name);
-        }
-
         /* reading eressea/resources/resource/function */
         xpath->node = node;
         result = xmlXPathEvalExpression(BAD_CAST "function", xpath);
@@ -987,18 +981,20 @@ static int parse_resources(xmlDocPtr doc)
             }
         xmlXPathFreeObject(result);
 
+        name = xmlGetProp(node, BAD_CAST "material");
+        if (name) {
+            rmt_create(rtype, (const char *)name);
+            xmlFree(name);
+        }
+
         /* reading eressea/resources/resource/resourcelimit */
         xpath->node = node;
         result = xmlXPathEvalExpression(BAD_CAST "resourcelimit", xpath);
         assert(result->nodesetval->nodeNr <= 1);
         if (result->nodesetval->nodeNr != 0) {
-            resource_limit *rdata;
-            attrib *a = a_find(rtype->attribs, &at_resourcelimit);
+            resource_limit *rdata = rtype->limit = calloc(1, sizeof(resource_limit));
             xmlNodePtr limit = result->nodesetval->nodeTab[0];
 
-            if (a == NULL)
-                a = a_add(&rtype->attribs, a_new(&at_resourcelimit));
-            rdata = (resource_limit *)a->data.v;
             rtype->flags |= RTF_LIMITED;
             xpath->node = limit;
             xmlXPathFreeObject(result);
@@ -1095,7 +1091,6 @@ static int parse_resources(xmlDocPtr doc)
                 }
         }
         xmlXPathFreeObject(result);
-
         /* reading eressea/resources/resource/resourcelimit/function */
         xpath->node = node;
         result = xmlXPathEvalExpression(BAD_CAST "resourcelimit/function", xpath);