on April 15, 2022
Which rock withstands weathering well and is often used for statues?
Regional SpecificsMarble carves easily and resists breakage, suiting it well for fine art or decorative sculpture. The metamorphic version of sedimentary limestone and calcite deposits, marble naturally occurs in white, pink, green, gray, brown and black, depending on the other minerals present during its formation. Which two types of rocks are used to make sculptures? Alabaster
on April 15, 2022
How are earthquakes detected?
Regional SpecificsSeismometers allow us to detect and measure earthquakes by converting vibrations due to seismic waves into electrical signals, which we can then display as seismograms on a computer screen. Seismologists study earthquakes and can use this data to determine where and how big a particular earthquake is. How are earthquakes detected and measured? A seismograph
on April 15, 2022
Where are the oldest layers of rock usually found in a cliff made from sedimentary rock?
Regional SpecificsWhere are the oldest layers of rock usually found in a cliff made from sedimentary rock single choice? Superposition. Sedimentary rocks are deposited one on top of another. Therefore, the youngest layers are found at the top, and the oldest layers are found at the bottom of the sequence. Where are the oldest rocks in
on April 15, 2022
Where do fault block mountains occur?
Regional SpecificsFault-block mountains are present in the Great Basin of the southwestern United States. They may have been present in the western and central parts of West Virginia about 550 million years ago. Complex mountains are formed when the crust is subjected to very large compressive forces (Figure 4). Which boundary do fault-block mountains form? Fault-block
on April 15, 2022
Is halite a silicate?
Regional SpecificsHalite (NaCl) is not a silicate mineral. Silicate minerals are minerals which contain silicon and oxygen in their structure. What type of silicate is halite? A silicate mineral is a mineral that contains a combination of the 2 elements Silicon and Oxygen. A nonsilicate mineral does not have a combination of the 2. Halite is
on April 15, 2022
What are the different composition of minerals?
Regional SpecificsCrystal structure and habit Crystal family Lengths Common examples Orthorhombic a ≠ b ≠ c Olivine, aragonite, orthopyroxenes Hexagonal a = b ≠ c Quartz, calcite, tourmaline Monoclinic a ≠ b ≠ c Clinopyroxenes, orthoclase, gypsum Triclinic a ≠ b ≠ c Anorthite, albite, kyanite What are the 7 composition of minerals? Minerals are grouped