R
A mineral that can be cut and polished for use is a/an
gemstone
Most of the rocks that formed during the Flood were
sedimentary
The large pieces of the earth’s lithosphere that float on the melted rock in the mantle are called
plates
Most minerals are found buried in the earth’s
crust
The origin of minerals and rocks was thousands of years ago
biblical worldview
The layer of the earth made of hot, semisolid rock that makes up most of the earth’s mass and volume is the
mantel
Rock that forms from cooled magma or lava is
igneous
The amount and quality of light that a mineral reflects is
luster
A mineral that is usually strong but still easy to shape or bend is a
metal
The origin of minerals and rocks was billions of years ago.
naturalistic worldview
The hot, liquid portion of the center layer of the earth that is made of iron and nickel is the
outer core
Obsidian looks like shiny glass. It is an example of
extrusive igneous
The breaking of a mineral along smooth, straight lines or into flat sheets is
cleavage
small bits of weathered rock produced by
physical weathering
sediments
Material from a big bang was reshaped by forces like gravity into hundreds of different kinds of minerals.
naturalistic worldview
the Earth system that is made up of the solid
and molten rock, soil, and sediments that make
up the earth’s land
geosphere
Marble does not break into flat, thin sheets—it breaks into sharp pieces. Marble is an example of
non folitaed metamorphic
The color of the mark that is made by the powder from a mineral when the mineral sample is rubbed on a light-colored porcelain or ceramic tile is
streak
the movement of sediment from one location to
another on the earth’s surface
erosion
Minerals and rocks were created by God and changed by the Flood.
biblical worldview
the upper section of the geosphere that is made
up of the crust and upper area of the mantle
lithosphere
a pocket or strip of a mineral within the earth’s rock layers
vein
a skilled person who cuts, polishes, and engraves gems
lapidary
a gemstone, such as a diamond or a ruby, that is
hard, beautiful, and rare
precious stone
a mineral, such as calcium or sulfur, that is easy
to find
common minerals