1 Kilo Graphite Crucible for Automatic Furnace W/Groove -Gold-Silver-Jewerly stamp A necessary 2½ hour video

A necessary 2½ hour video tool covering chemistry

This is the best explanation I have ever scene when it comes to the Geology break down of how to Identify a Mineral

If you just want to add it right into your flux a good place to start is a 3 Part Flux & 1 Part thinner or even 1/2 part thinner

Exploring old Mines

Inside size of the mold is 5-9/16" X 1-27/32" X 1-1/2" deep

1 Kilo Graphite Crucible for Automatic Furnace W/Groove -Gold-Silver-Jewerly stamp A necessary 2½ hour videoThis auction is for the 1 kg crucible only. This model has the groove in the top for the wire type crucible tongs. Size is OD of the bottom part that goes in the furnace is 1 15 16" so its designed for the furnace that has a 2" opening. It goes down into the furnace 4 1 16" from the bottom of the top ring. Check our ebay store as we sell the tongs for this item also. The tong in the photos is not included. Check our store for all your Silver & Gold