Iron picaxe or higher.
You mine it from redstone ore.
You have to mine redstone ore.
Redstone Ore veins are found below layer 16. veins are most common on layer 8. There are 25 ores per chunk on average.Sources: Redstone Ore - Minecraft WikiOre - Minecraft Wiki
It is probably redstone ore.
You need an iron or diamond pickaxe to mine redstone ore
You get redstone dust and place it on the ground or a block. You can't put redstone wire on walls or roofs.
To successfully mine a Redstone Ore block, you need an Iron Pickaxe or higher.
Iron or diamond pickaxe.
You mine this rock called Redstone ore you need at least an iron pickaxe to get it and it will drop about 4-5 redstone
No, diamonds are found near lava. Diamonds being near redstone ore is just a myth
Redstone Torches can only be obtained by crafting, and the required Redstone can only be obtained from Redstone Ore blocks. There are none of those in Skyblock so the only option is to cheat.
The fortune enchantment increases the amount of diamonds, lapis, redstone, coal and emeralds you get from each ore block.