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2. Mining - Wikipedia

   en.wikipedia.org/wiki/Mining

   The extraction of target minerals by this technique requires that they be soluble, e.g., potash, potassium chloride, sodium chloride, sodium sulfate, which dissolve in water. Some minerals, such as copper minerals and uranium oxide, require acid or carbonate solutions to dissolve. [46] Explosives in Mining

3. Outline of mining - Wikipedia

   en.wikipedia.org/wiki/Outline_of_mining

   high grade ores are rich in the mineral desired, low-grade ores have less of the mineral desired; Gangue, minerals within the ore that are not desired; these are removed during ore processing; Vein (geology) a geological formation that often contains ore; Overburden, the material on top of a given mineral deposit (in surface mining, it has to ...

4. Rock (geology) - Wikipedia

   en.wikipedia.org/wiki/Rock_(geology)

   Mining is the extraction of valuable minerals or other geological materials from the earth, from an ore body, vein or seam. [35] The term also includes the removal of soil. Materials recovered by mining include base metals , precious metals , iron , uranium , coal , diamonds , limestone , oil shale , rock salt , potash , construction aggregate ...

5. Mineral processing - Wikipedia

   en.wikipedia.org/wiki/Mineral_processing

   Crushing, a form of comminution, one of the unit operations of mineral processing. Mineral processing is the process of separating commercially valuable minerals from their ores in the field of extractive metallurgy. [1] Depending on the processes used in each instance, it is often referred to as ore dressing or ore milling.

6. Mineral - Wikipedia

   en.wikipedia.org/wiki/Mineral

   Skinner expanded the previous definition of a mineral to classify "element or compound, amorphous or crystalline, formed through biogeochemical processes," as a mineral. [ 21 ] Recent advances in high-resolution genetics and X-ray absorption spectroscopy are providing revelations on the biogeochemical relations between microorganisms and ...

7. 15 holiday gifts for dementia patients and caregivers ...

   www.aol.com/15-holiday-gifts-dementia-patients...

   11. A memory phone can store photos with names and contact information. 12. Puzzles and activity books stimulate the brain and promote cognitive sharpness.. 13. Card games and board games ...

8. Mineralogy - Wikipedia

   en.wikipedia.org/wiki/Mineralogy

   Mineralogy applies principles of chemistry, geology, physics and materials science to the study of minerals. Mineralogy [n 1] is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical) properties of minerals and mineralized artifacts.

9. 24-Year-Old Woman Enjoying the Beach Is Swept to Her Death by ...

   www.aol.com/lifestyle/24-old-woman-doing-beach...

   A young Russian woman enjoying the beach has died after she was swept away by a large wave in Thailand, multiple news outlets report. Kamilla Beliatskaya, 24, was in Koh Samui, Thailand, on Friday ...