Sedimentary Rocks Flashcards
1
Q
A
- Rock name- White sandstone
- Detrital- Rock composed of pieces of other rocks
- Main mineral present- Quartz grain
- grain size- Sand - 1/16-2mm
- sorting well
2
Q
A
- Rock name- Chalk
- Bio chemical - fizz test it
- main mineral present- none
- Fizz
- graine size- clay - <1/256
- sorting- well
3
Q
A
- Rock name- Coquina
- Bio chemical- FIzzs
- Mineral present- calcite
- fizz
- Texture - Gravel- 2mm>
- sorting- well
4
Q
A
- Rock name- Chalk
- Bio chemical- fizz
- Main mineral present- none
- fizz
- grain size- Clay <1/256
- Sorting- well
5
Q
A
- Rock name- chert
- Chemical
- Main mineral present- Quartz- SiO2
*
6
Q
A
- Rock name- Fossiliferous limestone
- Bio chemical- fizz- yess
*
7
Q
A
- Rock name- Arkose Sandstone
- Detrital
- Mineral present- K-spar
- no fizz
- grain size- Sand- 1/16-2mm
- sorting- well
8
Q
A
- Rock name- Rock salt
- Chemical- salty
- mineral present- Halite
*
9
Q
A
- Rock name- Shale
- Detrital- composed of other pieces of rock aka clay
- main mineral present- Clay
- Grain size- clay 1/256
- sorting- well
10
Q
A
- Rock name-Conglomerate
- Detrital- made of other rocks
- Rounded
- Grain size- Gravel 2mm>
- sorting -poorly
11
Q
A
- Rock name- Oolitic
- weird- bio Chemical - fizz
- main mineral present- Calcite
- fizz
- Rounded
- sand- 1/16-2mm
- sorting-well
*
12
Q
A
- Rock name- Red sandstone
- Detrital- rock composed of other rocks
- main mineral present - quartz
- grain size- sand- 1/16-2mm
- sorting- well
*
13
Q
A
- Rock name- Bituminous coal
- Bio chemical- weird because it does not fizz but it is a coal
- main mineral- plants carbon
- *
