WebNearly all (98.5%) of Earth’s crust is made up of only eight elements – oxygen, silicon, aluminum, iron, calcium, sodium, potassium, and magnesium – and these are the elements that make up most minerals. All minerals have a specific chemical composition. The mineral silver is made up of only silver atoms and diamond is made only of carbon ... WebB. A cubic centimeter of quartz, olivine, and gold weigh 2.5, 3.0, and 19.8 grams respectively. This indicates that... Gold has a higher density and specific gravity than quartz and olivine. Gold is 6 to 7 times harder than olivine and quartz. Gold and olivine are silicates while quartz is elemental silicon.
What mineral group is copper? - Answers
Web1 apr. 2024 · silver (Ag), chemical element, a white lustrous metal valued for its decorative beauty and electrical conductivity. Silver is located in Group 11 (Ib) and Period 5 of the periodic table, between copper (Period 4) and gold (Period 6), and its physical and chemical properties are intermediate between those two metals. atomic number 47 atomic weight … Web1 mei 2011 · The group is composed of metallic elements that have the same crystal structure as gold. There are only six minerals in the gold group which are gold, silver, … executive order on equity
Which part of Earth belongs to the geosphere? - Brainly
WebIn the hexagonal family, the crystal is conventionally described by a right rhombic prism unit cell with two equal axes (a by a), an included angle of 120° (γ) and a height (c, which can be different from a) perpendicular to the two base axes.. The hexagonal unit cell for the rhombohedral Bravais lattice is the R-centered cell, consisting of two additional lattice … WebAnswer and Explanation: 1. On the Periodic Table of Elements, gold, silver, and copper are classified as 'transition metals' and are members of group 11. They are also informally … WebThe general formula for minerals of the mica group is XY 2–3 Z 4 O 10 (OH, F) 2 with X = K, Na, Ba, Ca, Cs, (H 3 O), (NH 4); Y = Al, Mg, Fe 2+, Li, Cr, Mn, V, Zn; and Z = Si, Al, … bsw programs teams