solidification of molten mass of silicates below or at the surface of earth changes in texture or mineral composition or both of igneous and sedimentary rocks due to high temperature and heavy pressures deposited layers of sand and silt subjected to enormous overburden pressures over geological times none of the above
Answer Discuss in Comment
dressing seasoning quarrying none of the above
pitching dressing seasoning none of the above
metamorphic rock extrusive rock intrusive rock igneous rock
stratified, unstratified and foliated organic, semi-organic and inorganic calcareous, agrillaceous and Silicious igneous, sedimentary and metamorphic
stratified, unstratified and foliated calcareous, agrillaceous and Silicious igneous, sedimentary and metamorphic organic, semi-organic and inorganic
igneous, sedimentary and metamorphic organic, semi-organic and inorganic calcareous, agrillaceous and Silicious stratified, unstratified and foliated
chemically precipitated rock mechanically formed metamorphic rock igneous rock
"Scientists dream about doing great things. Engineers do them."