WebFeb 18, 2024 · Answer: b. property different minerals can have the same color. Explanation: Minerals can be identified by its colour, appearance and luster. However, different minerals might have almost the same color which makes it difficult to identify and distinguish. Further tests needs to be carried out to properly identify a mineral. WebSpecific gravity is the ratio between the mass (weight) of a mineral and the mass (weight) of an equal volume of water. A mineral's specific gravity (SG) can be determined by dividing its weight in air by the weight of an …
What is (are) the cause (causes) of the colors of …
The major factors responsible for the production of color in minerals fall into five categories: 1. The presence of an element essential to the mineral composition 2. The presence of a minor chemical impurity 3. Physical defects in the crystal structure 4. The mechanical mixture of very fine impurities 5. The presence … See more Electrons in atoms are located in orbitals around the nucleus. The number of orbitals present is related to the atom's position on the periodic table. The energy of each orbital is precisely defined and is different than that of … See more Color can also be caused by structural defects in minerals. For example, an excess electron that is unattached to any single atom may be trapped in a structural defect such as a void … See more The transition metals (Ti, V, Cr, Mn, Fe, Co, Ni, and Cu) have partially-filled inner (3d) orbitals. The electrons in these orbitals can be excited by energy in the visible spectrum and these transitions are the basis for the … See more In minerals that contain metals that can exist in different valence states, movement of the electrons results in selective absorption of light. Sapphires contain minor amounts of Ti … See more WebJan 26, 2024 · We can conclude that when rocks have streaks of different colors, the colors of the rocks are the same. ... it means that they will have the same colors. This … canadian employee benefits conference
Color: Mineral Properties - The Mineral and Gemstone Kingdom
WebOct 13, 2024 · Different minerals may be the same color. Many minerals are colored by chemical impurities. Purple quartz, known as amethyst, and clear quartz are the same … WebMay 18, 2024 · 1 Answer. It mostly has to do with the fact many minerals are partially translucent. Trace impurities or even crystal structure can dominate the color of a … WebHow to Observe Luster. The luster of a mineral is best observed on a surface that is free of moisture, dirt, tarnish, and abrasion. Geologists in the field usually carry a rock hammer to break rocks so that their true luster and color can be observed. Breakage is usually not necessary when observing the luster of cleaned and cared-for specimens in a laboratory … canadian employer employee dynamics database