basically minecraft crashes before it can fully load with both your mod and IC2 installed

here is my bug report:

[11:08:31] [Client thread/ERROR] [FML]: The following problems were captured during this phase
[11:08:31] [Client thread/ERROR] [FML]: Caught exception from NetherOres
java.lang.RuntimeException: ambiguous recipe: [[1xtile.netherores.ore.0@0] -> [5xic2.itemDust@2]]
at ic2.core.BasicMachineRecipeManager.displayError(BasicMachineRecipeManager.java:298) ~[BasicMachineRecipeManager.class:?]
at ic2.core.BasicMachineRecipeManager.addRecipe(BasicMachineRecipeManager.java:40) ~[BasicMachineRecipeManager.class:?]
at powercrystals.netherores.ores.Ores.registerMacerator(Ores.java:295) ~[Ores.class:?]
at powercrystals.netherores.ores.Ores.registerPulverizing(Ores.java:265) ~[Ores.class:?]
at powercrystals.netherores.NetherOresCore.registerOreDictDust(NetherOresCore.java:383) ~[NetherOresCore.class:?]
at powercrystals.netherores.NetherOresCore.postInit(NetherOresCore.java:197) ~[NetherOresCore.class:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_31]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_31]
at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532) ~[forge-1.7.10-10.13.3.1395-1710ls-universal.jar:?]
at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_31]
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) ~[guava-17.0.jar:?]
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) ~[guava-17.0.jar:?]
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) ~[guava-17.0.jar:?]
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) ~[guava-17.0.jar:?]
at com.google.common.eventbus.EventBus.post(EventBus.java:275) ~[guava-17.0.jar:?]
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212) ~[forge-1.7.10-10.13.3.1395-1710ls-universal.jar:?]
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190) ~[forge-1.7.10-10.13.3.1395-1710ls-universal.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_31]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_31]
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) ~[guava-17.0.jar:?]
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) ~[guava-17.0.jar:?]
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) ~[guava-17.0.jar:?]
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) ~[guava-17.0.jar:?]
at com.google.common.eventbus.EventBus.post(EventBus.java:275) ~[guava-17.0.jar:?]
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119) [LoadController.class:?]
at cpw.mods.fml.common.Loader.initializeMods(Loader.java:717) [Loader.class:?]
at cpw.mods.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:304) [FMLClientHandler.class:?]
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:552) [bao.class:?]
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878) [bao.class:?]
at net.minecraft.client.main.Main.main(SourceFile:148) [Main.class:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_31]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_31]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.11.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.11.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_31]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_31]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_31]
at org.multimc.onesix.OneSixLauncher.launchWithMainClass(OneSixLauncher.java:286) [NewLaunch.jar:?]
at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:376) [NewLaunch.jar:?]
at org.multimc.EntryPoint.listen(EntryPoint.java:165) [NewLaunch.jar:?]
at org.multimc.EntryPoint.main(EntryPoint.java:54) [NewLaunch.jar:?]
[11:08:31] [Client thread/INFO] [STDOUT]: [net.minecraft.client.Minecraft:func_71377_b:349]: ---- Minecraft Crash Report ----
// I let you down. Sorry :(

Time: 4/30/15 11:08 AM
Description: Initializing game

java.lang.RuntimeException: ambiguous recipe: [[1xtile.netherores.ore.0@0] -> [5xic2.itemDust@2]]
at ic2.core.BasicMachineRecipeManager.displayError(BasicMachineRecipeManager.java:298)
at ic2.core.BasicMachineRecipeManager.addRecipe(BasicMachineRecipeManager.java:40)
at powercrystals.netherores.ores.Ores.registerMacerator(Ores.java:295)
at powercrystals.netherores.ores.Ores.registerPulverizing(Ores.java:265)
at powercrystals.netherores.NetherOresCore.registerOreDictDust(NetherOresCore.java:383)
at powercrystals.netherores.NetherOresCore.postInit(NetherOresCore.java:197)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532)
at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)
at cpw.mods.fml.common.Loader.initializeMods(Loader.java:717)
at cpw.mods.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:304)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:552)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.multimc.onesix.OneSixLauncher.launchWithMainClass(OneSixLauncher.java:286)
at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:376)
at org.multimc.EntryPoint.listen(EntryPoint.java:165)
at org.multimc.EntryPoint.main(EntryPoint.java:54)

A detailed walkthrough of the error, its code path and all known details is as follows:

-- Head --
Stacktrace:
at ic2.core.BasicMachineRecipeManager.displayError(BasicMachineRecipeManager.java:298)
at ic2.core.BasicMachineRecipeManager.addRecipe(BasicMachineRecipeManager.java:40)
at powercrystals.netherores.ores.Ores.registerMacerator(Ores.java:295)
at powercrystals.netherores.ores.Ores.registerPulverizing(Ores.java:265)
at powercrystals.netherores.NetherOresCore.registerOreDictDust(NetherOresCore.java:383)
at powercrystals.netherores.NetherOresCore.postInit(NetherOresCore.java:197)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532)
at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)
at cpw.mods.fml.common.Loader.initializeMods(Loader.java:717)
at cpw.mods.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:304)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:552)

-- Initialization --
Details:
Stacktrace:
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.multimc.onesix.OneSixLauncher.launchWithMainClass(OneSixLauncher.java:286)
at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:376)
at org.multimc.EntryPoint.listen(EntryPoint.java:165)
at org.multimc.EntryPoint.main(EntryPoint.java:54)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.8.0_31, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 3291619512 bytes (3139 MB) / 4070572032 bytes (3882 MB) up to 4070572032 bytes (3882 MB)
JVM Flags: 4 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xms4096m -Xmx4096m -XX:PermSize=128m
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v9.05 FML v7.10.130.1395 Minecraft Forge 10.13.3.1395 43 mods loaded, 43 mods active
mcp{9.05} Minecraft Coder Pack Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
FML{7.10.130.1395} Forge Mod Loader Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Forge{10.13.3.1395} Minecraft Forge Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
appliedenergistics2-core{rv1-stable-1} AppliedEnergistics2 Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
CodeChickenCore{1.0.6.43} CodeChicken Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
{000} CoFH ASM Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
gregapi{GT6-MC1710} Greg-API Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
CoFHCore{1.7.10R3.0.2} CoFH Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Core{6.4.14} BuildCraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Transport{6.4.14} BC Transport Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Silicon{6.4.14} BC Silicon Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Builders{6.4.14} BC Builders Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Energy{6.4.14} BC Energy Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Factory{6.4.14} BC Factory Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Additional-Buildcraft-Objects{MC1.7.10-BC6.4release2.8.0} Additional Buildcraft Objects Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
additionalpipes{4.3.1} Additional Pipes Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
AncientWarfare{2.4.96-beta-MC1.7.10} Ancient Warfare Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
AncientWarfareAutomation{2.4.96-beta-MC1.7.10} Ancient Warfare Automation Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
AncientWarfareNEIPlugin{2.4.96-beta-MC1.7.10} Ancient Warfare NEI Plugin Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
AncientWarfareNpc{2.4.96-beta-MC1.7.10} Ancient Warfare NPCs Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
AncientWarfareStructure{2.4.96-beta-MC1.7.10} Ancient Warfare Structures Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
appliedenergistics2{rv1-stable-1} Applied Energistics 2 Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Aquaculture{1.2.3} Aquaculture Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BiomesOPlenty{2.1.0} Biomes O' Plenty Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
buildcraftutils{1.2.0} [BuildCraft Utilities](BuildCraft Utilities-1.7.10-1.2.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Compat{6.4.0} BuildCraft Compat Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
hoelib{1.0} HOEnvironment Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
chemlab{2.x} ChemLab Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
eureka{3.0.2} Eureka Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
FinderCompass{1.7.10} Finder Compass Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
IC2{2.2.718-experimental} IndustrialCraft 2 Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
IC2NuclearControl{2.2.1a-Yolo} Nuclear Control 2 Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Railcraft{9.6.1.0} Railcraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
gregtech{GT6-MC1710} GregTech Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Growthcraft{2.1.0a} Growthcraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
ImmibisCore{59.1.0} Immibis Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
MetallurgyCore{4.0.4} Metallurgy Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Metallurgy{4.0.8} Metallurgy 4 Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
NetherOres{1.7.10R2.3.1B1} Nether Ores Unloaded->Constructed->Pre-initialized->Initialized->Errored
RedLogic{59.1.10} RedLogic Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
ThermalFoundation{1.7.10R1.0.0} Thermal Foundation Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Kradxns Minimap{2.0} Minimap Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Baubles{1.0.1.10} Baubles Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
GL info: ' Vendor: 'ATI Technologies Inc.' Version: '4.4.13292 Compatibility Profile Context 14.502.1014.0' Renderer: 'AMD Radeon R9 200 Series'
CoFHCore: -[1.7.10]3.0.2-262
AE2 Version: stable rv1-stable-1 for Forge 10.13.0.1187
NetherOres: -[1.7.10]2.3.1B1-14
ThermalFoundation: -[1.7.10]1.0.0-81
AE2 Integration: IC2:ON, RotaryCraft:OFF, RC:ON, BC:ON, MJ6:OFF, MJ5:OFF, RF:ON, RFItem:ON, MFR:OFF, DSU:OFF, FZ:OFF, FMP:OFF, RB:OFF, CLApi:OFF, Waila:OFF, InvTweaks:OFF, NEI:OFF, CraftGuide:OFF, Mekanism:OFF, ImmibisMicroblocks:OFF, BetterStorage:OFF
Launched Version: 1.7.10
LWJGL: 2.9.1
OpenGL: AMD Radeon R9 200 Series GL version 4.4.13292 Compatibility Profile Context 14.502.1014.0, ATI Technologies Inc.
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: [Enchant-Translater-162.zip]
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: On (16)

[11:08:31] [Client thread/INFO] [STDOUT]: [net.minecraft.client.Minecraft:func_71377_b:359]: #@!@# Game crashed! Crash report saved to: #@!@# D:\Games\minecraft programs\MultiMC\instances\Fully Loaded\minecraft\crash-reports\crash-2015-04-30_11.08.31-client.txt

This is a problem on GregTech's side.