21⟩ What is lustre?
A description of the manner in which light reflects from a mineral surface.
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89 Geology Questions And Answers
22⟩ What is hematite?
A mineral composed of iron oxide.
23⟩ What is drift (or Drive)?
A mining term for a horizontal passage underground that follows along the length of a vein or rock formation.
24⟩ What is alloy?
A compound of two or more metals, usually produced by fusion.
25⟩ What is concentrate?
A product containing the valuable metal from which most of the waste material in ore has been eliminated.
26⟩ What is Geology?
Geology is the primary science in the study of Earth Sciences. Geology involves exploring and investigating the Earth and its properties and resources in every dimension.
27⟩ What is blast hole?
A hole drilled for the purpose of blasting rather than for exploration or geological information.
28⟩ What is erosion?
The breaking down and subsequent removal of either rock or earthy surface material by the forces of nature.
29⟩ What is lithosphere?
The solid outermost shell of the Earth.
30⟩ What is ore?
A natural concentration of minerals which can be mined and can render profitability.
31⟩ What is prospector?
A person who searches for mineral deposits.
32⟩ What is silt in Geology?
Very fine particles of rock fragments between sand and clay sizes, which are often carried by moving water and deposited as sediment.
33⟩ What is oceanographers?
Oceanographers investigate the physical, chemical, biological, and geologic dynamics of oceans.
34⟩ What is aggregates?
In construction, rock fragments that range from sand-sized grains to gravel-sized.
35⟩ What is clay?
Natural materials composed of very small mineral particles which can be molded when wet.
36⟩ What is cleavage?
Property of a mineral that allows it to split along crystal planes.
37⟩ What is crust?
The outermost layer or shell of the Earth which varies from 6 to 60 kilometres in depth/thickness.
38⟩ What is gravel?
An unconsolidated or loose natural accumulation of rounded rock fragments which are coarser than sand.
39⟩ What is lava?
Magma forced through volcanic action to the Earth’s surface.
40⟩ What is Non-Renewable Resource?
A resource of Earth, which once extracted, cannot be replaced within a human's lifetime.
