detrital mineral
1Corundum — General Category Oxide mineral – Hematite group Chemical formula Alumi …
2chrysoberyl — /kris euh ber euhl/, n. a mineral, beryllium aluminate, BeAl2O4, occurring in green or yellow crystals, sometimes used as a gem. Also called cymophane. [1350 1400; ME < L chrysoberyllus < Gk chrysobéryllos, equiv. to chryso CHRYSO + béryllos… …
3bone coal — n impure coal that contains much clay or other fine grained detrital mineral matter …
4nonbanded coal — n consistently fine granular coal essentially devoid of megascopic layers. DISCUSSION Nonbanded coal may be interbedded with common banded coal, or form a discrete layer at the top or at the bottom of the seam, or may compose the entire seam. It… …
5xenotime — ▪ mineral widely distributed phosphate mineral, yttrium phosphate (YPO4), though large proportions of erbium commonly replace yttrium), that occurs as brown, glassy crystals, crystal aggregates, or rosettes in igneous rocks and associated… …
6sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …
7Food web — A freshwater aquatic and terrestrial food web. A food web (or food cycle) depicts feeding connections (what eats what) in an ecological community. Ecologists can broadly lump all life forms into one of two categories called trophic levels: 1) the …
8Slave craton — which is one of the oldest dated rock units on Earth at 4.03 Ga. The crust of the Slave craton is thought to have amalgamated during a 2.69 Ga collision between a proto Slave western basement complex, known as the Central Slave Basement Complex,… …
9Superior craton — in the west. The western margin extends from northern Minnesota through eastern Manitoba to northwestern Ontario.The formation of the Superior craton is best explained within the context of 2.72 2.68 Ga accretion of small continental plates and… …
10zircon — /zerr kon/, n. a common mineral, zirconium silicate, ZrSiO4, occurring in small tetragonal crystals or grains of various colors, usually opaque: used as a refractory when opaque and as a gem when transparent. [1785 95; < G Zirkon; see JARGON2] *… …
