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Sedimentary Rocks

Across
Clastic, composed of large, angular fragments. filled with smaller particles & mineral cement
Formed when iron and oxygen combine. most common type is hematite
Composed of calcium carbonate, can form organically from shell, coral, algal, and fecal debris. used in production of cement.
Made of rounded pebbles cemented together, rounded from action of moving water, very visible to naked eye, silica, calciye, and iron oxides are common cementing minerals.
Hard, chemica; rock, that breaks with conchoidal fracture. form of "chert"
Composed of silicon dioxide, conchoidal fracture, sharp edges when broken
Type of limestone, made up of calcium carbonate shells of marine organisms. soft, friable, porous.
Made up of sand-size weathering debris,one of the most common types of sedimentary rocks, used to make crushed stone,
Down
Forms mainly from plant debris, organic, often mined for use as fuel
Type of limestone, composed of calcium carbonate shells, shell fragments, sand size debris. very porous
Sulfate mineral, formula: Calcium Sulfate dihydrate,can form the largest crystals in the world, hardness of 2, used in making of plaster & drywall
Made up if clay, silica, calciye, and iron oxides are most common cementing minerals,
Made up of siliceous skeletal remains: white, lightweight, porous, relatively inert
Forms form the evaporation of ocean or saline lake waters, rarely found on earth surface, mind for use in chemical industry or winter highway treatment, also known as halite
Forms form compaction of slit and clay-size minerals. in category of "mudstones". is laminated& fissile