rock and minerals Flashcards
A mineral is a naturally occurring inorganic element or compounds having an orderly internal structure and characteristic chemical composition, crystal form, and physical properties.
Mineral
the solid mineral material forming part of the surface of the earth and other similar planets, exposed on the surface or underlying the soil or oceans.
Rock
a part or aspect of something abstract, especially one that is essential or characteristic.
Element
a thing that is composed of two or more separate elements; a mixture.
Compound
a piece of a homogeneous solid substance having a natural geometrically regular form with symmetrically arranged plane faces.
Crystal
A vision of adjectives.
Color
a gentle sheen or soft glow, especially that of a partly reflective surface.
Luster
a long, thin line or mark of a different substance or color from its surroundings.
Streak
the hollow between a woman’s breasts when supported, especially as exposed by a low-cut garment.
Cleavage
Causes of bone fractures include trauma, overuse, and diseases that weaken bones.
Fracture
The density, of a substance, is its mass per unit volume.
Density
Ore is a deposit in Earth’s crust of one or more valuable minerals. The most valuable ore deposits contain metals crucial to industry and trade, like copper, gold, and iron.
Ore
A mineral is a solid, naturally occurring combination of inorganic substances.
Metallic minerals
Nonmetallic minerals are, for example, sand, gravel, limestone, clay, and marble.
Non-metallic minerals
A type of stone.
Gemstones
