XII. Questions (326-350)

Question 1

Debris dislodged by weathering of steep slopes which accumulate at the base in a conical, fan shape.

Answer 1

Talus

Question 2

A morphological feature formed by the interaction between a flow and cohesionless sediment on a bed.

Answer 2

Bedform

Question 3

A sedimentary rock containing the waxy hydrocarbon fuel called kerogen.

Answer 3

Oil shale

Question 4

Those which are formed during crystallization of magma, deep underground.

Answer 4

Magmatic ore deposits

Question 5

Likely products of extended periods of sediment reworking.

Answer 5

Quartz arenite

Question 6

Resources mean all products of geothermal processes, embracing indigenous steam, hot water, and hot brines.

Answer 6

Geothermal

Question 7

A contract between the government and a contractor, involving mineral production-sharing agreement, co-production agreement, or joint-venture agreement.

Answer 7

Mineral agreement

Question 8

A 40-km thick continental crust is less buoyant than a 10 km-thick oceanic crust.

Answer 8

False

Question 9

Soil and rock materials from surface or underground mining and milling operations with no economic value to the generator of the same.

Answer 9

Mine wastes and tailings

Question 10

Refers to coalescing fans.

Answer 10

Bajada

Question 11

Kaolinite + potassium carbonate + silica.

Answer 11

Potash feldspar

Question 12

The oxidized outcropping cellular mass of iron oxide and gangue overlying aggregated sulfide deposits.

Answer 12

Gossan

Question 13

The ore of aluminum.

Answer 13

Bauxite

Question 14

Greenish nickel ore in laterite deposits.

Answer 14

Garnierite

Question 15

Protolith of nickel laterite deposits.

Answer 15

Ultramafic rock

Question 16

Type of placer deposit nearest to the source rock.

Answer 16

Eluvial deposit

Question 17

Type of placer deposit farthest from the source rock.

Answer 17

Alluvial deposit

Question 18

The primary agent of oxidation.

Answer 18

Oxygen

Question 19

What you expect below the zone of supergene enrichment.

Answer 19

Hypogene ore

Question 20

A specific type of potentiometric surface map for an unconfined aquifer; shows lines of equal elevation of the water table.

Answer 20

Water table map

Question 21

Water derived from precipitation.

Answer 21

Meteoric water

Question 22

The total amount of water flowing in the stream, including overland flow, return flow, interflow, and baseflow.

Answer 22

Runoff

Question 23

The volume of water the aquifer releases from or takes into storage per unit surface area of the aquifer per unit change in head.

Answer 23

Storativity

Question 24

Produced by the combined action of heat and pressure over a long period of time on buried organic material.

Answer 24

Thermogenic hydrate

Question 25

True or False: A 40-km thick continental crust is less buoyant than a 10 km-thick oceanic crust.

Answer 25

True