Creating an Iron or Diamond Pickaxe. 1  1. Know that to mine diamonds, you need either an iron or diamond pickaxe. 2  2. Create a workbench, or crafting table, if you haven't already. 3  3. Create a wooden pickaxe.  4. Create a stone 1  pickaxe. 5. Build or find a furnace.  6. Build an iron pickaxe.
Isotherm an isogram of the temperature of air, water, or soil. Most commonly drawn are isothermal maps showing mean monthly air temperature over a number of years, mean temperature for any period of time, or the temperature at a definite moment of time.
Homogeneous means properties are same on every point. And isotropic means the property is same in all directions. To understand it, see the uniform electric field below-. At every point ,the electric field is having the same magnitude and towards the bottom. So it is homogeneous. But the the electric field in the vertical and horizontal directions are not the sane.