diff --git a/HELP_ME.txt b/HELP_ME.txt
index f0bf3c6e6c5dd753e8c8cf4ec9692323a7d11b29..186fec4d3f2c52ef8accb81785369ee9616b65d7 100644
--- a/HELP_ME.txt
+++ b/HELP_ME.txt
@@ -1,18 +1,30 @@
-==> How to enable ...
-	-> Open 'config.txt' with your editor and modify it
+==> Some updates make changes in the 'config.default.txt', 
+		check for changes when updating!
+
+==> Why is it not working?
+	-> Delete old 'config.txt'
+	-> Copy 'config.default.txt' to 'config.txt' and edit it
+	-> Try again
+	-> Report bug if it still exists
+
+==> How to ...
+	-> Enable something: Open 'config.txt' with your editor and modify it
+	-> See crafts: get an extention for your inventory or browse through the codes
 
 ==> Add special access to nodes, how?
 	-> Exchange shop: open 'shop.lua' and edit the function 'has_exchange_shop_privilege',
 		return 'true' to grant access to the contents, return 'false' to disallow
 	-> Warehouse: same like exchange shop, this time 'warehouse.lua' and 'has_locked_chest_privilege'
+	-> Bank: edit your "config.txt" and say "/giveme bitchange:bank" (without quotes)
+	-> Access to protected: server or bitchange ("/grant player bitchange")
 	
 ==> Can I ...
 	-> Suggest things: Sure, I'm happy about (almost) every suggestion, just I'm pretty new, which
 		means I can't realize all of them
 	-> Report a fault: I hope this will not happen too much, post it at the topic in the MT forums
-	-> Edit the files: Yes sure, the license is 'WTFPL' but I'm always happy about credits :smile:
+	-> Edit the files: Yes sure, the license is 'WTFPL' but I'm always happy about credits
 	-> Delete this mod: Stupid question
-	-> Exchange textures: Yes, it's WFTPL! Maybe you need to ask the original creator of the images
+	-> Exchange textures: Yes, it's WFTPL!
 
 ==> Give me informations about the converting!
 Burning:
@@ -20,5 +32,6 @@ Burning:
 	2 MineCoin block	->	1 Gold block
 	1 Coin base			->	1 MineNinth
 Crafting:
-	1 Zinc block	->	8 Coin base
-	1 Tin block		->	20 Coin base
\ No newline at end of file
+	2 Tin block			->	20 Coin base
+	2 Zinc block		->	8 Coin base
+	5 Quartz Crystal	->	1 Coin base
\ No newline at end of file
diff --git a/README.md b/README.md
index d95c6fc26cd5145a8de2f48a57e9fd943ff594e7..561678248adf58a090bc6fc2d77bcf1cdf158952 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,4 @@ Read more at the forums topic and 'HELP_ME.txt' for more information.
 
 Forum link: https://forum.minetest.net/viewtopic.php?id=7821 
 
-License: WTFPL * 
- 
- 
-(*) Everything except the textures of moreores and technic
+License: WTFPL (for everything)
diff --git a/config.default.txt b/config.default.txt
index 379f1f9bf5071cd692bdda95e8e43b9f90d3d0ac..bf6938a4ebb83a177290bb110c8ebeaf715c4847 100644
--- a/config.default.txt
+++ b/config.default.txt
@@ -13,12 +13,13 @@ bitchange_enable_toolrepair		=	true
 -- Supported: money (by kotolegokot), money2 (by Bad Command), currency (by Dan Duncombe)
 bitchange_enable_bank			=	true
 
--- Tin converting/generation
-bitchange_use_moreores_tin		=	false -- Activate support
-bitchange_need_generate_tin		=	false -- Generate if needed
--- Zinc converting/generation
-bitchange_use_technic_zinc		=	false -- Activate support
-bitchange_need_generate_zinc	=	false -- Generate if needed
+-- Converting other ores to MineCoins
+-- Tin		moreores
+-- Zinc		technic_worldgen
+-- Quartz	quartz
+bitchange_use_moreores_tin		=	false
+bitchange_use_technic_zinc		=	false
+bitchange_use_quartz			=	false
 
 -- Pipeworks support
 bitchange_exchangeshop_pipeworks	=	false
diff --git a/depends.txt b/depends.txt
index f5772c4262b5d78f95a7b5562b89b59a353eca16..484619588aecb583075e487d7fd1ffcf6c925b82 100644
--- a/depends.txt
+++ b/depends.txt
@@ -1,6 +1,7 @@
 default
 moreores?
-technic?
+technic_worldgen?
+quartz?
 pipeworks?
 money?
 money2?
diff --git a/moreores.lua b/moreores.lua
index 506bbbc4565d5032a845fb52209068d755c998ee..bbfcd5b0677f37bf923f894db4c18bfad10e051d 100644
--- a/moreores.lua
+++ b/moreores.lua
@@ -1,57 +1,8 @@
 --Created by Krock
 --License: WTFPL
 
-if (bitchange_use_moreores_tin) then
-	if(bitchange_need_generate_tin and not minetest.get_modpath("moreores")) then
-		minetest.register_node(":moreores:mineral_tin", {
-				description = "Tin Ore",
-				tiles = {"default_stone.png^moreores_mineral_tin.png"},
-				groups = {cracky=3},
-				sounds = default.node_sound_stone_defaults(),
-				drop = 'craft "moreores:tin_lump" 1'
-		})
-		minetest.register_node(":moreores:tin_block", {
-					description = "Tin Block",
-					tiles = { "moreores_tin_block.png" },
-					groups = {snappy=1,bendy=2,cracky=1,melty=2,level=2},
-					sounds = default.node_sound_stone_defaults()
-		})
-		minetest.register_ore({
-			ore_type       = "scatter",
-			ore            = "moreores:mineral_tin",
-			wherein        = "default:stone",
-			clust_scarcity = 7*7*7,
-			clust_num_ores = 3,
-			clust_size     = 7,
-			height_min     = -31000,
-			height_max     = 8,
-		})
-		minetest.register_craftitem(":moreores:tin_lump", {
-			description = "Tin Lump",
-			inventory_image = "moreores_tin_lump.png",
-		})
-		minetest.register_craftitem(":moreores:tin_ingot", {
-			description = "Tin Ingot",
-			inventory_image = "moreores_tin_ingot.png",
-		})
-		minetest.register_craft({
-			output = "moreores:tin_block",
-			recipe = {
-				{"moreores:tin_ingot", "moreores:tin_ingot", "moreores:tin_ingot"},
-				{"moreores:tin_ingot", "moreores:tin_ingot", "moreores:tin_ingot"},
-				{"moreores:tin_ingot", "moreores:tin_ingot", "moreores:tin_ingot"},
-			}
-		})
-		minetest.register_craft({
-			output = "moreores:tin_ingot 9",
-			recipe = { { "moreores:tin_block" } }
-		})
-		minetest.register_craft({
-			type = 'cooking',
-			recipe = "moreores:tin_lump",
-			output = "moreores:tin_ingot",
-		})
-	end
+if(bitchange_use_moreores_tin) then
+if(minetest.get_modpath("moreores")) then
 	minetest.register_craft({
 		output = "bitchange:coinbase 18",
 		recipe = {
@@ -60,61 +11,13 @@ if (bitchange_use_moreores_tin) then
 		},
 		replacements = { {"default:pick_diamond", "default:pick_diamond"} },
 	})
+else
+	print("[BitChange] Error: tin support disabled, missing mod: 'moreores'"
+end
 end
 
-if (bitchange_use_technic_zinc) then
-	if (bitchange_need_generate_zinc and not minetest.get_modpath("technic_worldgen")) then
-		minetest.register_node(":technic:mineral_zinc", {
-			description = "Zinc Ore",
-			tile_images = { "default_stone.png^technic_mineral_zinc.png" },
-			is_ground_content = true,
-			groups = {cracky=3},
-			sounds = default.node_sound_stone_defaults(),
-			drop = 'craft "technic:zinc_lump" 1',
-		})
-		minetest.register_node(":technic:zinc_block", {
-			description = "Zinc Block",
-			tiles = { "technic_zinc_block.png" },
-			is_ground_content = true,
-			groups = {cracky=1, level=2},
-			sounds = default.node_sound_stone_defaults()
-		})
-		minetest.register_ore({
-			ore_type       = "scatter",
-			ore            = "technic:mineral_zinc",
-			wherein        = "default:stone",
-			clust_scarcity = 9*9*9,
-			clust_num_ores = 4,
-			clust_size     = 3,
-			height_min     = -31000,
-			height_max     = 2,
-		})
-		minetest.register_craftitem(":technic:zinc_lump", {
-			description = "Zinc Lump",
-			inventory_image = "technic_zinc_lump.png",
-		})
-		minetest.register_craftitem(":technic:zinc_ingot", {
-			description = "Zinc Ingot",
-			inventory_image = "technic_zinc_ingot.png",
-		})
-		minetest.register_craft({
-			output = "technic:zinc_block",
-			recipe = {
-				{"technic:zinc_ingot", "technic:zinc_ingot", "technic:zinc_ingot"},
-				{"technic:zinc_ingot", "technic:zinc_ingot", "technic:zinc_ingot"},
-				{"technic:zinc_ingot", "technic:zinc_ingot", "technic:zinc_ingot"},
-			}
-		})
-		minetest.register_craft({
-			output = "technic:zinc_block 9",
-			recipe = { { "technic:zinc_block" } }
-		})
-		minetest.register_craft({
-			type = 'cooking',
-			recipe = "technic:zinc_lump",
-			output = "technic:zinc_ingot",
-		})
-	end
+if(bitchange_use_technic_zinc) then
+if(minetest.get_modpath("technic_worldgen")) then
 	minetest.register_craft({
 		output = "bitchange:coinbase 8",
 		recipe = {
@@ -123,4 +26,23 @@ if (bitchange_use_technic_zinc) then
 		},
 		replacements = { {"default:pick_diamond", "default:pick_diamond"} },
 	})
+else
+	print("[BitChange] Warning: zinc support disabled, missing mod: 'technic_worldgen'"
+end
+end
+
+if(bitchange_use_quartz) then
+if(minetest.get_modpath("quartz")) then
+	minetest.register_craft({
+		output = "bitchange:coinbase",
+		recipe = {
+			{"quartz:quartz_crystal", "default:pick_diamond"},
+			{"quartz:quartz_crystal", "quartz:quartz_crystal"},
+			{"quartz:quartz_crystal", "quartz:quartz_crystal"}
+		},
+		replacements = { {"default:pick_diamond", "default:pick_diamond"} },
+	})
+else
+	print("[BitChange] Error: quartz support disabled, missing mod: 'quartz'"
+end
 end
\ No newline at end of file
diff --git a/textures/moreores_mineral_tin.png b/textures/moreores_mineral_tin.png
deleted file mode 100644
index 591920c64f2b5c9e30abce8565a39495edbbcca1..0000000000000000000000000000000000000000
Binary files a/textures/moreores_mineral_tin.png and /dev/null differ
diff --git a/textures/moreores_tin_block.png b/textures/moreores_tin_block.png
deleted file mode 100644
index e28c371c10cbee94543d0ce3daad141ea30be59f..0000000000000000000000000000000000000000
Binary files a/textures/moreores_tin_block.png and /dev/null differ
diff --git a/textures/moreores_tin_ingot.png b/textures/moreores_tin_ingot.png
deleted file mode 100644
index b56279f35379c81618ccd04d4dbf683e5fbe5f2d..0000000000000000000000000000000000000000
Binary files a/textures/moreores_tin_ingot.png and /dev/null differ
diff --git a/textures/moreores_tin_lump.png b/textures/moreores_tin_lump.png
deleted file mode 100644
index 0d815aa5e89a98adc224c836f498332164c9f2d2..0000000000000000000000000000000000000000
Binary files a/textures/moreores_tin_lump.png and /dev/null differ
diff --git a/textures/technic_mineral_zinc.png b/textures/technic_mineral_zinc.png
deleted file mode 100644
index 598efebf47c51eda10ad021b0c971e7b4d7cb1ae..0000000000000000000000000000000000000000
Binary files a/textures/technic_mineral_zinc.png and /dev/null differ
diff --git a/textures/technic_zinc_block.png b/textures/technic_zinc_block.png
deleted file mode 100644
index 5ae7947200a2089e45ff398202d50c3072ccf782..0000000000000000000000000000000000000000
Binary files a/textures/technic_zinc_block.png and /dev/null differ
diff --git a/textures/technic_zinc_ingot.png b/textures/technic_zinc_ingot.png
deleted file mode 100644
index 9f9eb2c1554dbb80854aa85ff3606f120d2525df..0000000000000000000000000000000000000000
Binary files a/textures/technic_zinc_ingot.png and /dev/null differ
diff --git a/textures/technic_zinc_lump.png b/textures/technic_zinc_lump.png
deleted file mode 100644
index 1a620ab5c6fe278c1a8803e4ffb7d57819d5fd37..0000000000000000000000000000000000000000
Binary files a/textures/technic_zinc_lump.png and /dev/null differ
diff --git a/version.txt b/version.txt
index 685a6b00f4ec99dbabaa4f14fac53fbe7103b07d..f9d526ae4261bb84400fd6cf4a6d7a8fd1e0262c 100644
--- a/version.txt
+++ b/version.txt
@@ -1,3 +1,7 @@
+======>- Version 1.6.9 -<======
+- optional quartz converting support
+- some other little changes (also in the configuration)
+
 ======>- Version 1.6.8 -<======
 - tool repair node
 - privilege: bitchange