diff --git a/biomes/level2.lua b/biomes/level2.lua
index 19f350d..d7c4450 100644
--- a/biomes/level2.lua
+++ b/biomes/level2.lua
@@ -259,6 +259,23 @@ local level_2_dry_ceiling = function(area, data, ai, vi, bi, param2_data)
 	end
 end
 
+local level_2_crystal_ceiling = function(area, data, ai, vi, bi, param2_data)
+	if data[ai] ~= c_stone then
+		return
+	end
+	
+	if math.random() < 0.0025 then
+		dfcaverns.place_big_crystal_cluster(area, data, param2_data, vi, math.random(0,1), true)
+	end
+	
+	local drip_rand = subterrane:vertically_consistent_random(vi, area)
+	if drip_rand < 0.075 then
+		local param2 = drip_rand*1000000 - math.floor(drip_rand*1000000/4)*4
+		local height = math.floor(drip_rand/0.075 * 5)
+		subterrane:stalagmite(vi, area, data, param2_data, param2, -height, dfcaverns.dry_stalagmite_ids)
+	end
+end
+
 local level_2_underwater_floor = function(area, data, ai, vi, bi, param2_data)
 	if data[bi] ~= c_stone then
 		return
@@ -511,7 +528,7 @@ minetest.register_biome({
 	y_max = subsea_level,
 	heat_point = 50,
 	humidity_point = 15,
-	_subterrane_ceiling_decor = level_2_dry_ceiling,
+	_subterrane_ceiling_decor = level_2_crystal_ceiling,
 	_subterrane_floor_decor = level_2_dry_floor,
 	_subterrane_fill_node = c_air,
 	_subterrane_column_node = c_dry_flowstone,
diff --git a/biomes/level3.lua b/biomes/level3.lua
index 6af087e..e1f2759 100644
--- a/biomes/level3.lua
+++ b/biomes/level3.lua
@@ -74,6 +74,29 @@ local level_3_dry_floor = function(area, data, ai, vi, bi, param2_data)
 	end
 end
 
+local level_3_crystal_floor = function(area, data, ai, vi, bi, param2_data)
+	if data[bi] ~= c_stone then
+		return
+	end
+	
+	floor_item = math.random()
+	if floor_item < 0.005 then
+		dfcaverns.place_big_crystal_cluster(area, data, param2_data, vi,  math.random(0,2), false)
+	elseif floor_item < 0.5 then
+		data[bi] = c_cobble
+	end
+	
+	local drip_rand = subterrane:vertically_consistent_random(vi, area)
+	if drip_rand < 0.001 then
+		subterrane:giant_stalagmite(bi, area, data, 6, 20, c_dry_flowstone, c_dry_flowstone, c_dry_flowstone)
+	elseif drip_rand < 0.025 then
+		local param2 = drip_rand*1000000 - math.floor(drip_rand*1000000/4)*4
+		local height = math.floor(drip_rand/0.025 * 5)		
+		subterrane:stalagmite(vi, area, data, param2_data, param2, height, dfcaverns.dry_stalagmite_ids)
+	end
+end
+
+
 local level_3_wet_floor = function(area, data, ai, vi, bi, param2_data)
 	if data[bi] ~= c_stone then
 		return
@@ -120,6 +143,23 @@ local level_3_dry_ceiling = function(area, data, ai, vi, bi, param2_data)
 	end
 end
 
+local level_3_crystal_ceiling = function(area, data, ai, vi, bi, param2_data)
+	if data[ai] ~= c_stone then
+		return
+	end
+	
+	if math.random() < 0.005 then
+		dfcaverns.place_big_crystal_cluster(area, data, param2_data, vi, math.random(0,3), true)
+	end
+	
+	local drip_rand = subterrane:vertically_consistent_random(vi, area)
+	if drip_rand < 0.025 then
+		local param2 = drip_rand*1000000 - math.floor(drip_rand*1000000/4)*4
+		local height = math.floor(drip_rand/0.025 * 5)
+		subterrane:stalagmite(vi, area, data, param2_data, param2, -height, dfcaverns.dry_stalagmite_ids)
+	end
+end
+
 local level_3_blood_thorn_floor = function(area, data, ai, vi, bi, param2_data)
 	if data[bi] ~= c_stone then
 		return
@@ -349,7 +389,7 @@ minetest.register_biome({
 	y_max = subsea_level,
 	heat_point = 10,
 	humidity_point = 30,
-	_subterrane_ceiling_decor = level_3_dry_ceiling,
+	_subterrane_ceiling_decor = level_3_crystal_ceiling,
 	_subterrane_floor_decor = level_3_blood_thorn_floor,
 	_subterrane_fill_node = c_air,
 	_subterrane_column_node = c_dry_flowstone,
@@ -366,7 +406,7 @@ minetest.register_biome({
 	y_max = dfcaverns.config.level2_min,
 	heat_point = 10,
 	humidity_point = 30,
-	_subterrane_ceiling_decor = level_3_dry_ceiling,
+	_subterrane_ceiling_decor = level_3_crystal_ceiling,
 	_subterrane_floor_decor = level_3_blood_thorn_floor,
 	_subterrane_column_node = c_dry_flowstone,
 	_subterrane_fill_node = c_air,
@@ -535,8 +575,8 @@ minetest.register_biome({
 	y_max = subsea_level,
 	heat_point = 50,
 	humidity_point = 10,
-	_subterrane_ceiling_decor = level_3_dry_ceiling,
-	_subterrane_floor_decor = level_3_dry_floor,
+	_subterrane_ceiling_decor = level_3_crystal_ceiling,
+	_subterrane_floor_decor = level_3_crystal_floor,
 	_subterrane_fill_node = c_air,
 	_subterrane_column_node = c_dry_flowstone,
 	_subterrane_override_sea_level = dfcaverns.config.sunless_sea_level,
@@ -550,8 +590,8 @@ minetest.register_biome({
 	y_max = dfcaverns.config.level2_min,
 	heat_point = 50,
 	humidity_point = 10,
-	_subterrane_ceiling_decor = level_3_dry_ceiling,
-	_subterrane_floor_decor = level_3_dry_floor,
+	_subterrane_ceiling_decor = level_3_crystal_ceiling,
+	_subterrane_floor_decor = level_3_crystal_floor,
 	_subterrane_fill_node = c_air,
 	_subterrane_column_node = c_dry_flowstone,
 	_subterrane_mitigate_lava = false,
diff --git a/features/glow_crystals.lua b/features/glow_crystals.lua
index 8e2e0eb..1defdda 100644
--- a/features/glow_crystals.lua
+++ b/features/glow_crystals.lua
@@ -21,4 +21,145 @@ minetest.register_craft({
 	recipe = {
 		{'dfcaverns:glow_mese'},
 	}
-})
\ No newline at end of file
+})
+
+minetest.register_node("dfcaverns:glow_ruby_ore", {
+	description = S("Crystal Vein"),
+	tiles = {"dfcaverns_glow_ruby_ore.png"},
+	is_ground_content = true,
+	groups = {cracky=2},
+	sounds = default.node_sound_glass_defaults(),
+})
+
+
+minetest.register_node("dfcaverns:big_crystal", {
+	description = S("Giant Crystal"),
+	drawtype = "mesh",
+	mesh = "hex_crystal.obj",
+	tiles = {
+		"dfcaverns_glow_ruby4x.png",
+		"dfcaverns_glow_ruby.png",
+	},
+	use_texture_alpha = true,
+	paramtype = "light",
+	paramtype2 = "facedir",
+	sunlight_propagates = true,
+	walkable = false,
+	light_source = 12,
+	groups = {cracky=2, dfcaverns_big_crystal = 1},
+	sounds = default.node_sound_glass_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, 3, 0.5},
+	},
+	collision_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, 3, 0.5},
+	},
+})
+
+
+minetest.register_node("dfcaverns:big_crystal_30", {
+	description = S("Giant Crystal"),
+	drawtype = "mesh",
+	mesh = "hex_crystal_30.obj",
+	tiles = {
+		"dfcaverns_glow_ruby4x.png",
+		"dfcaverns_glow_ruby.png",
+	},
+	use_texture_alpha = true,
+	paramtype = "light",
+	paramtype2 = "facedir",
+	sunlight_propagates = true,
+	walkable = false,
+	light_source = 12,
+	groups = {cracky=2, dfcaverns_big_crystal = 1},
+	sounds = default.node_sound_glass_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {
+			{-0.5, -0.5, -0.625, 0.5, 0.5, 0.375},
+			{-0.5, 0.5, -1.25, 0.5, 1.5, -0.25},
+			{-0.5, 1.5, -1.875, 0.5, 2.5, -0.875},
+		}
+	},
+	collision_box = {
+		type = "fixed",
+		fixed = {
+			{-0.5, -0.5, -0.625, 0.5, 0.5, 0.375},
+			{-0.5, 0.5, -1.25, 0.5, 1.5, -0.25},
+			{-0.5, 1.5, -1.875, 0.5, 2.5, -0.875},
+		}
+	},
+})
+
+minetest.register_node("dfcaverns:big_crystal_30_45", {
+	description = S("Giant Crystal"),
+	drawtype = "mesh",
+	mesh = "hex_crystal_30_45.obj",
+	tiles = {
+		"dfcaverns_glow_ruby4x.png",
+		"dfcaverns_glow_ruby.png",
+	},
+	use_texture_alpha = true,
+	paramtype = "light",
+	paramtype2 = "facedir",
+	sunlight_propagates = true,
+	walkable = false,
+	light_source = 12,
+	groups = {cracky=2, dfcaverns_big_crystal = 1},
+	sounds = default.node_sound_glass_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {
+			{-0.375, -0.5, -0.625, 0.625, 0.5, 0.375},
+			{0.0625, 0.5, -1.0625, 1.0625, 1.5, -0.0625},
+			{0.5, 1.5, -1.5, 1.5, 2.5, -0.5},
+		}
+	},
+	collision_box = {
+		type = "fixed",
+		fixed = {
+			{-0.375, -0.5, -0.625, 0.625, 0.5, 0.375},
+			{0.0625, 0.5, -1.0625, 1.0625, 1.5, -0.0625},
+			{0.5, 1.5, -1.5, 1.5, 2.5, -0.5},
+		}
+	},
+})
+
+local c_stone = minetest.get_content_id("default:stone")
+local c_air = minetest.get_content_id("air")
+local c_big_crystal = minetest.get_content_id("dfcaverns:big_crystal")
+local c_big_crystal_30 = minetest.get_content_id("dfcaverns:big_crystal_30")
+local c_big_crystal_30_45 = minetest.get_content_id("dfcaverns:big_crystal_30_45")
+local c_glow_ore = minetest.get_content_id("dfcaverns:glow_ruby_ore")
+
+local place_big_crystal = function(data, data_param2, i, ceiling)
+	orientation = math.random()
+	if orientation < 0.33 then
+		data[i] = c_big_crystal
+	elseif orientation < 0.66 then
+		data[i] = c_big_crystal_30
+	else
+		data[i] = c_big_crystal_30_45
+	end
+	if ceiling then
+		data_param2[i] = math.random(20,23)
+	else
+		data_param2[i] = math.random(0,3)
+	end
+
+end
+
+dfcaverns.place_big_crystal_cluster = function(area, data, data_param2, i, radius, ceiling)
+	local y
+	if ceiling then y = -1 else y = 1 end
+	local pos = area:position(i)	
+	for li in area:iterp(vector.add(pos, -radius), vector.add(pos, radius)) do
+		local adjacent = li + y*area.ystride
+		if math.random() > 0.5  and data[li] == c_stone and data[adjacent] == c_air then
+			place_big_crystal(data, data_param2, adjacent, ceiling)
+			data[li] = c_glow_ore
+		end
+	end
+end
diff --git a/locale/it.po b/locale/it.po
index 9c818ab..6334e2f 100644
--- a/locale/it.po
+++ b/locale/it.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: dfcaverns module's Italian locale\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2018-05-18 01:34-0600\n"
+"POT-Creation-Date: 2018-05-19 15:46-0600\n"
 "PO-Revision-Date: 2017-08-17 23:01+0100\n"
 "Last-Translator: H4mlet <h4mlet@riseup.net>\n"
 "Language-Team: ITALIANO\n"
@@ -395,6 +395,16 @@ msgstr ""
 msgid "Flawless Mese Block"
 msgstr ""
 
+#: features\glow_crystals.lua:27
+msgid "Crystal Vein"
+msgstr ""
+
+#: features\glow_crystals.lua:36
+#: features\glow_crystals.lua:63
+#: features\glow_crystals.lua:97
+msgid "Giant Crystal"
+msgstr ""
+
 #: features\glow_water.lua:6
 msgid "Mese Water"
 msgstr ""
diff --git a/locale/template.pot b/locale/template.pot
index 97d5dfb..c71b587 100644
--- a/locale/template.pot
+++ b/locale/template.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2018-05-18 01:34-0600\n"
+"POT-Creation-Date: 2018-05-19 15:46-0600\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -394,6 +394,16 @@ msgstr ""
 msgid "Flawless Mese Block"
 msgstr ""
 
+#: features\glow_crystals.lua:27
+msgid "Crystal Vein"
+msgstr ""
+
+#: features\glow_crystals.lua:36
+#: features\glow_crystals.lua:63
+#: features\glow_crystals.lua:97
+msgid "Giant Crystal"
+msgstr ""
+
 #: features\glow_water.lua:6
 msgid "Mese Water"
 msgstr ""
diff --git a/models/hex_crystal.mtl b/models/hex_crystal.mtl
new file mode 100644
index 0000000..0d3fc0a
--- /dev/null
+++ b/models/hex_crystal.mtl
@@ -0,0 +1,22 @@
+# Blender MTL File: 'hex crystal.blend'
+# Material Count: 2
+
+newmtl End_Mat
+Ns 96.078431
+Ka 1.000000 1.000000 1.000000
+Kd 0.640000 0.640000 0.640000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 2
+
+newmtl Side_Mat
+Ns 96.078431
+Ka 1.000000 1.000000 1.000000
+Kd 0.640000 0.371605 0.494084
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 2
diff --git a/models/hex_crystal.obj b/models/hex_crystal.obj
new file mode 100644
index 0000000..4f1f501
--- /dev/null
+++ b/models/hex_crystal.obj
@@ -0,0 +1,114 @@
+# Blender v2.77 (sub 0) OBJ File: 'hex crystal.blend'
+# www.blender.org
+mtllib hex_crystal.mtl
+o Cylinder
+v 0.000000 -0.882802 0.000000
+v 0.000000 2.873951 0.000000
+v 0.000000 -0.499696 -0.500000
+v 0.000000 2.490845 -0.500000
+v 0.433013 -0.499696 -0.250000
+v 0.433013 2.490845 -0.250000
+v 0.433013 -0.499696 0.250000
+v 0.433013 2.490845 0.250000
+v -0.000000 -0.499696 0.500000
+v -0.000000 2.490845 0.500000
+v -0.433013 -0.499696 0.250000
+v -0.433013 2.490845 0.250000
+v -0.433013 -0.499696 -0.250000
+v -0.433013 2.490845 -0.250000
+vt 0.4999 0.0000
+vt 0.4999 1.0000
+vt 0.3332 1.0000
+vt 0.3332 0.0000
+vt 0.1665 1.0000
+vt 0.1665 0.0000
+vt 0.0000 1.0000
+vt 0.0000 0.0000
+vt 1.0000 -0.0000
+vt 1.0000 1.0000
+vt 0.8333 1.0000
+vt 0.8333 -0.0000
+vt 0.6666 1.0000
+vt 0.6666 -0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.0000 0.0000
+vt 0.5000 0.5000
+vt 0.9313 0.7490
+vt 0.5000 0.9980
+vt 0.5000 0.5000
+vt 0.5000 0.0020
+vt 0.9313 0.2510
+vt 0.0687 0.7490
+vt 0.0687 0.2510
+vt 0.0687 0.2510
+vt 0.0687 0.7490
+vt 0.5000 0.0020
+vt 0.5000 0.9980
+vt 0.9313 0.2510
+vt 0.9313 0.7490
+vn 0.5000 0.0000 -0.8660
+vn 1.0000 0.0000 0.0000
+vn 0.5000 0.0000 0.8660
+vn -0.5000 0.0000 0.8660
+vn -1.0000 0.0000 0.0000
+vn -0.5000 0.0000 -0.8660
+vn 0.0000 1.0000 0.0000
+vn -0.0000 0.5465 0.8375
+vn 0.0000 -0.5465 0.8375
+vn 0.3313 -0.7489 -0.5739
+vn 0.3313 0.7489 -0.5739
+vn 0.6626 -0.7489 0.0000
+vn 0.6626 0.7489 0.0000
+vn 0.3313 -0.7489 0.5739
+vn 0.3313 0.7489 0.5739
+vn -0.3313 -0.7489 0.5739
+vn -0.3313 0.7489 0.5739
+vn -0.6626 -0.7489 0.0000
+vn -0.6626 0.7489 0.0000
+vn -0.3313 -0.7489 -0.5739
+vn -0.3313 0.7489 -0.5739
+g Cylinder_Cylinder_Side_Mat
+usemtl Side_Mat
+s off
+f 3/1/1 4/2/1 6/3/1 5/4/1
+f 5/4/2 6/3/2 8/5/2 7/6/2
+f 7/6/3 8/5/3 10/7/3 9/8/3
+f 9/9/4 10/10/4 12/11/4 11/12/4
+f 11/12/5 12/11/5 14/13/5 13/14/5
+f 13/14/6 14/13/6 4/2/6 3/1/6
+f 10/15/7 8/16/7 12/17/7
+f 12/17/8 8/16/8 2/18/8
+f 2/18/1 8/16/1 14/19/1
+f 14/19/7 8/16/7 6/20/7
+f 14/19/9 6/20/9 2/18/9
+f 11/21/9 1/22/9 7/23/9
+f 7/23/1 1/22/1 13/24/1
+f 13/24/8 1/22/8 5/25/8
+f 9/8/7 7/23/7 11/21/7
+f 11/21/7 7/23/7 13/24/7
+f 13/24/7 7/23/7 5/25/7
+f 13/24/7 5/25/7 3/26/7
+g Cylinder_Cylinder_End_Mat
+usemtl End_Mat
+f 1/27/10 3/28/10 5/29/10
+f 2/30/11 6/31/11 4/32/11
+f 1/27/12 5/29/12 7/33/12
+f 2/30/13 8/34/13 6/31/13
+f 1/27/14 7/33/14 9/35/14
+f 2/30/15 10/36/15 8/34/15
+f 1/27/16 9/35/16 11/37/16
+f 2/30/17 12/38/17 10/36/17
+f 1/27/18 11/37/18 13/39/18
+f 2/30/19 14/40/19 12/38/19
+f 1/27/20 13/39/20 3/28/20
+f 2/30/21 4/32/21 14/40/21
diff --git a/models/hex_crystal_30.mtl b/models/hex_crystal_30.mtl
new file mode 100644
index 0000000..89f4b07
--- /dev/null
+++ b/models/hex_crystal_30.mtl
@@ -0,0 +1,22 @@
+# Blender MTL File: 'hex crystal 30.blend'
+# Material Count: 2
+
+newmtl End_Mat
+Ns 96.078431
+Ka 1.000000 1.000000 1.000000
+Kd 0.640000 0.640000 0.640000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 2
+
+newmtl Side_Mat
+Ns 96.078431
+Ka 1.000000 1.000000 1.000000
+Kd 0.640000 0.371605 0.494084
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 2
diff --git a/models/hex_crystal_30.obj b/models/hex_crystal_30.obj
new file mode 100644
index 0000000..738a528
--- /dev/null
+++ b/models/hex_crystal_30.obj
@@ -0,0 +1,114 @@
+# Blender v2.77 (sub 0) OBJ File: 'hex crystal 30.blend'
+# www.blender.org
+mtllib hex_crystal_30.mtl
+o Cylinder
+v -0.000000 -0.831516 0.191401
+v 0.000000 2.421927 -1.686976
+v -0.500000 -0.499737 -0.000152
+v -0.500000 2.090148 -1.495423
+v -0.250000 -0.716243 -0.375152
+v -0.250000 1.873641 -1.870423
+v 0.250000 -0.716243 -0.375152
+v 0.250000 1.873641 -1.870423
+v 0.500000 -0.499737 -0.000152
+v 0.500000 2.090148 -1.495423
+v 0.250000 -0.283230 0.374848
+v 0.250000 2.306654 -1.120423
+v -0.250000 -0.283230 0.374848
+v -0.250000 2.306654 -1.120423
+vt 0.4999 0.0000
+vt 0.4999 1.0000
+vt 0.3332 1.0000
+vt 0.3332 0.0000
+vt 0.1665 1.0000
+vt 0.1665 0.0000
+vt 0.0000 1.0000
+vt 0.0000 0.0000
+vt 1.0000 -0.0000
+vt 1.0000 1.0000
+vt 0.8333 1.0000
+vt 0.8333 -0.0000
+vt 0.6666 1.0000
+vt 0.6666 -0.0000
+vt 0.0000 0.0000
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+vt 0.5000 0.0020
+vt 0.5000 0.9980
+vt 0.9313 0.2510
+vt 0.9313 0.7490
+vn -0.8660 -0.2500 -0.4330
+vn 0.0000 -0.5000 -0.8660
+vn 0.8660 -0.2500 -0.4330
+vn 0.8660 0.2500 0.4330
+vn 0.0000 0.5000 0.8660
+vn -0.8660 0.2500 0.4330
+vn 0.0000 0.8660 -0.5000
+vn 0.8375 0.4733 -0.2732
+vn 0.8375 -0.4733 0.2732
+vn -0.5739 -0.8143 0.0875
+vn -0.5739 0.4830 -0.6614
+vn 0.0000 -0.9799 -0.1994
+vn -0.0000 0.3173 -0.9483
+vn 0.5739 -0.8143 0.0875
+vn 0.5739 0.4830 -0.6614
+vn 0.5739 -0.4830 0.6614
+vn 0.5739 0.8143 -0.0875
+vn 0.0000 -0.3173 0.9483
+vn 0.0000 0.9799 0.1994
+vn -0.5739 -0.4830 0.6614
+vn -0.5739 0.8143 -0.0875
+g Cylinder_Cylinder_Side_Mat
+usemtl Side_Mat
+s off
+f 3/1/1 4/2/1 6/3/1 5/4/1
+f 5/4/2 6/3/2 8/5/2 7/6/2
+f 7/6/3 8/5/3 10/7/3 9/8/3
+f 9/9/4 10/10/4 12/11/4 11/12/4
+f 11/12/5 12/11/5 14/13/5 13/14/5
+f 13/14/6 14/13/6 4/2/6 3/1/6
+f 10/15/7 8/16/7 12/17/7
+f 12/17/8 8/16/8 2/18/8
+f 2/18/1 8/16/1 14/19/1
+f 14/19/7 8/16/7 6/20/7
+f 14/19/9 6/20/9 2/18/9
+f 11/21/9 1/22/9 7/23/9
+f 7/23/1 1/22/1 13/24/1
+f 13/24/8 1/22/8 5/25/8
+f 9/8/7 7/23/7 11/21/7
+f 11/21/7 7/23/7 13/24/7
+f 13/24/7 7/23/7 5/25/7
+f 13/24/7 5/25/7 3/26/7
+g Cylinder_Cylinder_End_Mat
+usemtl End_Mat
+f 1/27/10 3/28/10 5/29/10
+f 2/30/11 6/31/11 4/32/11
+f 1/27/12 5/29/12 7/33/12
+f 2/30/13 8/34/13 6/31/13
+f 1/27/14 7/33/14 9/35/14
+f 2/30/15 10/36/15 8/34/15
+f 1/27/16 9/35/16 11/37/16
+f 2/30/17 12/38/17 10/36/17
+f 1/27/18 11/37/18 13/39/18
+f 2/30/19 14/40/19 12/38/19
+f 1/27/20 13/39/20 3/28/20
+f 2/30/21 4/32/21 14/40/21
diff --git a/models/hex_crystal_30_45.mtl b/models/hex_crystal_30_45.mtl
new file mode 100644
index 0000000..89f4b07
--- /dev/null
+++ b/models/hex_crystal_30_45.mtl
@@ -0,0 +1,22 @@
+# Blender MTL File: 'hex crystal 30.blend'
+# Material Count: 2
+
+newmtl End_Mat
+Ns 96.078431
+Ka 1.000000 1.000000 1.000000
+Kd 0.640000 0.640000 0.640000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 2
+
+newmtl Side_Mat
+Ns 96.078431
+Ka 1.000000 1.000000 1.000000
+Kd 0.640000 0.371605 0.494084
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 2
diff --git a/models/hex_crystal_30_45.obj b/models/hex_crystal_30_45.obj
new file mode 100644
index 0000000..5bbb47d
--- /dev/null
+++ b/models/hex_crystal_30_45.obj
@@ -0,0 +1,114 @@
+# Blender v2.77 (sub 0) OBJ File: 'hex crystal 30.blend'
+# www.blender.org
+mtllib hex_crystal_30_45.mtl
+o Cylinder
+v 0.135341 -0.831516 0.135341
+v -1.192872 2.421927 -1.192872
+v -0.353661 -0.499737 0.353446
+v -1.410977 2.090148 -0.703870
+v -0.442049 -0.716243 -0.088496
+v -1.499365 1.873641 -1.145812
+v -0.088496 -0.716243 -0.442049
+v -1.145812 1.873641 -1.499365
+v 0.353446 -0.499737 -0.353661
+v -0.703870 2.090148 -1.410977
+v 0.441834 -0.283230 0.088281
+v -0.615482 2.306654 -0.969035
+v 0.088281 -0.283230 0.441834
+v -0.969035 2.306654 -0.615482
+vt 0.4999 0.0000
+vt 0.4999 1.0000
+vt 0.3332 1.0000
+vt 0.3332 0.0000
+vt 0.1665 1.0000
+vt 0.1665 0.0000
+vt 0.0000 1.0000
+vt 0.0000 0.0000
+vt 1.0000 -0.0000
+vt 1.0000 1.0000
+vt 0.8333 1.0000
+vt 0.8333 -0.0000
+vt 0.6666 1.0000
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+vt 0.5000 0.5000
+vt 0.9313 0.7490
+vt 0.5000 0.9980
+vt 0.5000 0.5000
+vt 0.5000 0.0020
+vt 0.9313 0.2510
+vt 0.0687 0.7490
+vt 0.0687 0.2510
+vt 0.0687 0.2510
+vt 0.0687 0.7490
+vt 0.5000 0.0020
+vt 0.5000 0.9980
+vt 0.9313 0.2510
+vt 0.9313 0.7490
+vn -0.9186 -0.2500 0.3062
+vn -0.6124 -0.5000 -0.6124
+vn 0.3062 -0.2500 -0.9186
+vn 0.9186 0.2500 -0.3062
+vn 0.6124 0.5000 0.6124
+vn -0.3062 0.2500 0.9186
+vn -0.3536 0.8660 -0.3536
+vn 0.3990 0.4733 -0.7854
+vn 0.7854 -0.4733 -0.3990
+vn -0.3439 -0.8143 0.4677
+vn -0.8735 0.4830 -0.0619
+vn -0.1410 -0.9799 -0.1410
+vn -0.6706 0.3173 -0.6706
+vn 0.4677 -0.8143 -0.3439
+vn -0.0619 0.4830 -0.8735
+vn 0.8735 -0.4830 0.0619
+vn 0.3439 0.8143 -0.4677
+vn 0.6706 -0.3173 0.6706
+vn 0.1410 0.9799 0.1410
+vn 0.0619 -0.4830 0.8735
+vn -0.4677 0.8143 0.3439
+g Cylinder_Cylinder_Side_Mat
+usemtl Side_Mat
+s off
+f 3/1/1 4/2/1 6/3/1 5/4/1
+f 5/4/2 6/3/2 8/5/2 7/6/2
+f 7/6/3 8/5/3 10/7/3 9/8/3
+f 9/9/4 10/10/4 12/11/4 11/12/4
+f 11/12/5 12/11/5 14/13/5 13/14/5
+f 13/14/6 14/13/6 4/2/6 3/1/6
+f 10/15/7 8/16/7 12/17/7
+f 12/17/8 8/16/8 2/18/8
+f 2/18/1 8/16/1 14/19/1
+f 14/19/7 8/16/7 6/20/7
+f 14/19/9 6/20/9 2/18/9
+f 11/21/9 1/22/9 7/23/9
+f 7/23/1 1/22/1 13/24/1
+f 13/24/8 1/22/8 5/25/8
+f 9/8/7 7/23/7 11/21/7
+f 11/21/7 7/23/7 13/24/7
+f 13/24/7 7/23/7 5/25/7
+f 13/24/7 5/25/7 3/26/7
+g Cylinder_Cylinder_End_Mat
+usemtl End_Mat
+f 1/27/10 3/28/10 5/29/10
+f 2/30/11 6/31/11 4/32/11
+f 1/27/12 5/29/12 7/33/12
+f 2/30/13 8/34/13 6/31/13
+f 1/27/14 7/33/14 9/35/14
+f 2/30/15 10/36/15 8/34/15
+f 1/27/16 9/35/16 11/37/16
+f 2/30/17 12/38/17 10/36/17
+f 1/27/18 11/37/18 13/39/18
+f 2/30/19 14/40/19 12/38/19
+f 1/27/20 13/39/20 3/28/20
+f 2/30/21 4/32/21 14/40/21
diff --git a/textures/dfcaverns_glow_ruby.png b/textures/dfcaverns_glow_ruby.png
new file mode 100644
index 0000000..59fd46b
Binary files /dev/null and b/textures/dfcaverns_glow_ruby.png differ
diff --git a/textures/dfcaverns_glow_ruby4x.png b/textures/dfcaverns_glow_ruby4x.png
new file mode 100644
index 0000000..00356c7
Binary files /dev/null and b/textures/dfcaverns_glow_ruby4x.png differ
diff --git a/textures/dfcaverns_glow_ruby_ore.png b/textures/dfcaverns_glow_ruby_ore.png
new file mode 100644
index 0000000..31ecb63
Binary files /dev/null and b/textures/dfcaverns_glow_ruby_ore.png differ
diff --git a/textures/license.txt b/textures/license.txt
index 0779d0b..38aed7a 100644
--- a/textures/license.txt
+++ b/textures/license.txt
@@ -23,4 +23,6 @@ dfcaverns_sugar - derived from farming
 dfcaverns_spore_tree_spores, dfcaverns_cave_wheat_seed, dfcaverns_pig_tail_seed - all derived from farming wheat seed
 
 
-dfcaverns_glow_mese - from caverealms glow_mese
\ No newline at end of file
+dfcaverns_glow_mese - from caverealms glow_mese
+dfcaverns_glow_ruby, dfcaverns_glow_ruby4x - from caverealms glow_ruby
+dfcaverns_glow_ruby_ore - from caverealms glow_ruby_ore
\ No newline at end of file