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Minerals and Rocks

Name:________________________
Class: ___________ Date: ________
Across
_____ rock forms when small particles of rocks or remains of plants and animals are pressed and cemented together.
The repeating pattern of a mineral's particles forms a solid called a ______
_____ is the look and feel of a rock's surface.
____ is the process by which running water, wind, or ice carry away bits of broken up rock.
______ describes how a mineral looks when it breaks apart in an irregular way.
Rapidly cooling lava forms fined-grained igneous rock with _____ crystals or no crystals at all.
_____ is the process in which dissolved minerals crystallize and glue particles of sediment together.
Heat and pressure change the sedimentary rock shale into ______.
A mineral that splits easily along flat surfaces has a property called ______.
_____ rock form from the cooling of magma or lava.
_______ grained rocks have grains that are very small.
A ______ is a rounded, hollow rock often lined with mineral crystals.
Minerals must be able to form from materials that were not part of living things, this is an _______ process.
The sedimentary rock limestone is changed into the metamorphic rock ______.
_____ cooling magma forms coarse-grained rocks with large crystals.
A ______ is a naturally occurring solid that can form by inorganic processes.
Rocks with large grains are said to be _______ grained.
The rough surface of ______ forms when gas bubbles are trapped in fast-cooling lava, leaving spaces in the rock.
Down
_____ rock is igneous rock formed from lava that erupted onto the Earth's surface.
______ rock forms when a rock is changed by heat or pressure or chemical reaction.
_____ rock forms when the remains of plants and animals are deposited in layers.
In ______ rocks, grains lie in a pattern of flat layers.
The _____ of a mineral is the color of its powder.
A _______ is a mixture in which one substance is dissolved in another.
_____ is a term used to describe how light is reflected from a mineral's surface.
The process that presses sediment together is ________.
Igneous rock that formed when magma hardened beneath the surface of Earth is called ______ rock.
_____ describes the thin, flat layering in most metamorphic rock.
_____ rock is sedimentary rock formed when rock fragments are squeezed together.
A ____ is a narrow channel or slab of a mineral that is different from surrounding rock.
_____ is the process by which sediment settles out of the water or wind carrying it.
The ______ hardness scale is used to rank the hardness of minerals.
The particles of minerals in rocks are called ______.
Hardness of a mineral is determined by a ______ test.
The softest mineral is _____.