This printable crossword puzzle on the topic of Rocks & Minerals has 13 clues. Answers range from 4 to 30 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
a geological doctrine that processes acting in the same manner as at present and over long spans of time are sufficient to account for all current geological features and all past geological changes
used to arrange geological events
the youngest layer is on top and the oldest on bottom
layers of sediment are originally deposited horizontally under the action of gravity.
anything that cuts through something else is younger than the thing it cutting through
A particle of alien material retained in a solid material
lack of continuity in deposition between rock strata in contact corresponding to a period of nondeposition, weathering, or erosion
the degree to which one phenomenon or random variable is associated with or can be predicted from another.
no longer existing
preserved from a past geologic age
groups of fossils appear in a chronological order through their vertical placement in sedimentary rocks
the replacement of once-living matter by minerals
In the shape of an organism no longer containing said organism