A sample of outcropped mineral collected for analysis and determination of its primary and trace constituents
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Category: <span>G</span>
Rust coloured staining caused by oxidation of iron suphides
A brassy, yellow coloured metal, being very dense, ductile and malleable, transported to the earths surface by the movement of often siliceous volcanic fluids and frequently found freed from its crustal origin by erosion. Used as currency and considered precious since the recording of human civilization
A group of diamond mines on the Krishna River in India, where the infamous Koh-I-Noor diamond was found
A sedimentary rock comprised chiefly of hydrated calcium sulphate. CaSO4·2H2O
A metamorphic rock consisting of usually finely banded crystalline layers
A yellow to orange oxide of uranium
Abrasions on rocks, minerals or landscape caused by the movement of glaciers and glacial material
An arrangement of supplying, equipping or aiding a prospector in exchange for a percentage of a discovery, contingent upon the success of the prospector
A system of navigation that works based on a series of 25 or more satellites orbiting the earth, where at least 3 or more satellites are used to triangulate an exact location of its receiving units