A) Doh's Durable Scale B) Moh's Durable Scale C) Moh's Mineral Scale D) Moh's Hardness Scale E) Doh's Hardness Scale
A) Quartz B) Corundum C) Diamond D) Olivine E) Calcite
A) 5.5 or below B) 5.6 or below C) 7.0 or below D) 10 or below E) 6.0 or below
A) cosmetic, industrial B) conductive, industrial C) commercial, instrumental D) current, instrumental E) concurrent, industrial
A) 1-4 B) 1-2 C) 1-5 D) 2-3 E) 2-4
A) Cl (1 Chlorine) B) CO3 (1 Carbon, 3 Oxygen) C) Fe (1 iron) D) CCl3 (1 Carbon, 3 Chlorine) E) CO (1 Carbon, 1 Oxygen)
A) Quartz B) Garnet C) Muscovite Mica D) Talc E) Potassium Feldspar
A) Sulfuric Lubricants B) Sulfuric Acid (H2SO4) C) Sulfuric Jewelry D) Sulfuric Drywall E) Sulfuric Ceramics
A) Halite (Halita) B) Plagioclase Feldspar (Feldespato Plagioclasa) C) Sulfur (Azufre) D) Quartz (Cuarzo) E) Dolomite (Dolomita)
A) Galena B) Halite C) Pyrite D) Magnetite E) Graphite
A) Diamonds are only found in Russia B) Graphites are only found in America C) Diamonds are highly pressurized and heated Carbon D) Graphites and Diamonds are exactly the same E) Diamonds and Graphites both have a hardness of 10
A) Olivine B) Quartz C) Amphibole D) Dolomite E) Muscovite Mica
A) black to silver B) black to dark green C) white to pink or gray D) colorless to white E) brassy yellow
A) ore of iron B) ceramics, paper C) paint, roofing D) sulfuric acid E) ore of sulfur
A) Calcite B) Halite C) Muscovite Mica D) Quartz E) Selenite Gypsum |