ART
BEAUTY & WELLNESS
CRAFT
CULTURE & HISTORY
ENTERTAINMENT
ENVIRONMENT
FOOD & DRINKS
REVERSE ENGINEERING
SCIENCES
SPORTS
TECHNOLOGY
WEARABLES
Mineralogy
5 blueprints available
Blueprints (5)
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
by Astro
Vikings
47
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
by Astro
Vikings
49
0
0
0
1
0
Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone
by Peter
Chemistry
50
0
0
0
2
0
Hazardous
Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology
by Peter
Chemistry
36
0
0
0
11
0
Gold Panning
by Peter
Materials
15
0
0
0
1
0