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Mineralogy
6 blueprints available
Blueprints (6)
Hazardous
Asbestos Fibre: Crude Chrysotile Hand-Cobbed into No. I and No. II (Cirkel, 1910)
by Forge
Mineralogy
2
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
by Astro
Vikings
69
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
by Astro
Vikings
71
0
0
0
1
0
Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone
by Peter
Mining
54
0
0
0
2
0
Hazardous
Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology
by Peter
Mining
44
0
0
0
11
0
Gold Panning
by Peter
ENVIRONMENT
32
0
0
0
1
0
All 6 shown