×
Log in
Upload File
Most Popular
Study
Business
Design
Technology
Travel
Explore all categories
The top documents tagged [ore body slide]
Hardness Mohs Hardness Scale 1. Talc 2. Gypsum 2.5finger nail 3.5penny 3. Calcite 4. Fluorite 5. Apatite 5.0 nail 5.0-6.0 glass and knife blade
226 views
Silicates SiO n silicon oxide 1/3 of all minerals are silicates about 95% of the Earth’s crust is composed of silicates
223 views