chambersite
An orthorhombic-pyramidal mineral containing boron, chlorine, manganese, and oxygen.

chamoisite
Alternative form of chamosite.

chamosite
A monoclinic-prismatic mineral containing aluminum, hydrogen, iron, magnesium, oxygen, and silicon.

chamosites
plural of chamosite

changbaiite
A trigonal-ditrigonal pyramidal mineral containing lead, niobium, and oxygen.

changchengite
An isometric-tetartoidal mineral containing bismuth, iridium, and sulfur.

changoite
A monoclinic-prismatic colorless mineral containing hydrogen, oxygen, sodium, sulfur, and zinc.

chantalite
A tetragonal-dipyramidal mineral containing aluminum, calcium, hydrogen, oxygen, and silicon.

chaoite
A supposed allotrope of carbon whose existence is disputed.

charlesite
A trigonal-ditrigonal pyramidal mineral containing aluminum, boron, calcium, hydrogen, oxygen, silicon, and sulfur.

charmarite
A mineral containing magnesium, aluminum, oxygen, hydrogen and carbon that near Montreal.

charmstone
A mineral specimen used in various cultural and spiritual traditions for its supposed mystical energies.

charmstones
plural of charmstone

charoite
A rare mineral, ranging in color from a light lilac to a deep purple, found in Yakutia, Russia.

charoites
plural of charoite

chatkalite
A tetragonal-scalenohedral pale rose mineral containing copper, iron, sulfur, and tin.

chatoyants
plural of chatoyant

chatoyment
Changeableness of color, as in a mineral; play of colors.

chayesite
A hexagonal-dihexagonal dipyramidal dark blue mineral containing iron, magnesium, oxygen, potassium, and silicon.

chekhovichite
A monoclinic-sphenoidal mineral containing bismuth, iron, lead, oxygen, and tellurium.

chelkarite
An orthorhombic-dipyramidal colorless mineral containing boron, calcium, chlorine, hydrogen, magnesium, and oxygen.

chelyabinskite
An orthorhombic white mineral containing calcium, carbon, hydrogen, magnesium, oxygen, silicon, and sulfur.

chenevixite
A monoclinic-prismatic mineral containing arsenic, copper, hydrogen, iron, and oxygen.

chengdeite
An isometric-hexoctahedral steel black mineral containing iridium and iron.

cheremnykhite
An orthorhombic greenish yellow mineral containing lead, oxygen, tellurium, vanadium, and zinc.

cherepanovite
An orthorhombic-dipyramidal mineral containing arsenic and rhodium.

chernikovite
A tetragonal-ditetragonal dipyramidal light yellow mineral containing hydrogen, oxygen, phosphorus, and uranium.

chernykhite
A monoclinic-prismatic mineral containing aluminum, barium, hydrogen, oxygen, silicon, sodium, and vanadium.

chervetite
A monoclinic-prismatic mineral containing lead, oxygen, and vanadium.

chesney
An indentation in the slate of a table that affects the path of a ball travelling over it

chesneys
plural of chesney

chessexite
An orthorhombic white mineral containing aluminum, calcium, hydrogen, magnesium, oxygen, potassium, silicon, sodium, and sulfur.

chessil
gravel or pebbles

chessylite
Synonym of azurite.

chessylites
plural of chessylite

chesterlite
A variety of microcline from Chester County, Pennsylvania.

chestermanite
An orthorhombic-dipyramidal mineral containing aluminum, antimony, boron, iron, magnesium, and oxygen.

chiavennite
An orthorhombic-dipyramidal mineral containing beryllium, calcium, hydrogen, manganese, oxygen, and silicon.

chillagite
A form of wulfenite

chillagites
plural of chillagite

chiluite
A hexagonal yellow mineral containing bismuth, molybdenum, oxygen, and tellurium.

chiolite
A tetragonal-ditetragonal dipyramidal mineral containing aluminum, fluorine, and sodium.

chizeuilite
Synonym of andalusite.

chladniite
Alternative form of chladnite.

chladniites
plural of chladniite

chladnite
A form of enstatite present in some meteorites

chladnites
plural of chladnite

chloanthite
A skutterudite relatively rich in nickel

chloanthites
plural of chloanthite

chloraluminite
A trigonal-hexagonal scalenohedral mineral containing aluminum, chlorine, hydrogen, and oxygen.

chlorartinite
A trigonal-ditrigonal pyramidal white mineral containing carbon, chlorine, hydrogen, magnesium, and oxygen.

chlorastrolite
A green or bluish variety of pumpellyite.

chlorastrolites
plural of chlorastrolite

chlorbartonite
A tetragonal-ditetragonal dipyramidal yellowish brown mineral containing chlorine, copper, iron, potassium, and sulfur.

chlormagaluminite
A hexagonal mineral containing aluminum, carbon, chlorine, hydrogen, iron, magnesium, and oxygen.

chlormanganokalite
A trigonal mineral, K₄MnCl₆, which occurs in yellow rhombohedra.

chloromenite
A monoclinic-prismatic tobacco green mineral containing chlorine, copper, oxygen, and selenium.

chlorophaeite
Synonym of chlorite.

chlorophane
A variety of fluorspar, which, when heated, gives a striking emerald-green light.
The yellowish-green pigment in the inner segment of the cones of the retina.

chlorophoenicite
A mineral containing arsenic, hydrogen, magnesium, manganese, oxygen, and zinc.

chlorophyllite
A green form of cordierite

chlorophyllites
plural of chlorophyllite

chlorospinel
A green form of spinel

chlorospinels
plural of chlorospinel

chloroxiphite
An olive-green monoclinic-prismatic mineral containing chlorine, copper, hydrogen, lead, and oxygen.

chodneffite
Chiolite.

choloalite
An isometric dark green mineral containing copper, hydrogen, lead, oxygen, and tellurium.

chondrodite
A nesosilicate mineral with chemical formula (Mg,Fe)₅(F,OH)₂(SiO₄)₂, the most frequently encountered member of the humite group.

chrisstanleyite
A monoclinic-prismatic mineral containing copper, palladium, selenium, and silver.

christelite
A triclinic-pinacoidal greenish blue mineral containing copper, hydrogen, oxygen, sulfur, and zinc.

christianite
Synonym of phillipsite.

christite
A monoclinic-prismatic mineral containing arsenic, mercury, sulfur, and thallium.

chromatite
A tetragonal-ditetragonal dipyramidal lemon mineral containing calcium, chromium, and oxygen.

chrombismite
A tetragonal mineral containing bismuth, chromium, and oxygen.

chromceladonite
A monoclinic-sphenoidal mineral containing chromium, hydrogen, magnesium, oxygen, potassium, and silicon.

chromdravite
A trigonal-ditrigonal pyramidal mineral containing boron, chromium, hydrogen, iron, magnesium, oxygen, silicon, and sodium.

chromferide
An isometric-hexoctahedral gray white mineral containing chromium and iron.

chromitite
An igneous rock composed mostly of chromite

chromitites
plural of chromitite

chromopicotite
Alternative form of chrompicotite.

chromphyllite
A monoclinic-prismatic emerald green mineral containing aluminum, barium, chromium, fluorine, hydrogen, oxygen, potassium, and silicon.

chrompicotite
A chromium-bearing variety of picotite.

chronosome
A sedimentary rock unit defined by planes of simultaneous deposition.

chronosomes
plural of chronosome

chrysolite
Originally, any of various green-coloured gems; later specifically peridot.

chrysolites
plural of chrysolite

chrysophan
Archaic form of chrysophane.

chrysophane
A glucoside extracted from rhubarb as a bitter, yellow, crystalline powder, yielding chrysophanic acid on decomposition.
Synonym of clintonite.

chrysoprase
A variety of light-green translucent quartz.

chrysoprases
plural of chrysoprase

chrysoprasi
plural of chrysoprasus

chrysoprasus
Obsolete form of chrysoprase.

chudobaite
A triclinic-pinacoidal mineral containing arsenic, hydrogen, magnesium, oxygen, and zinc.

chursinite
A monoclinic-prismatic mineral containing arsenic, mercury, and oxygen.

chvilevaite
A trigonal-ditrigonal pyramidal mineral containing copper, iron, sodium, sulfur, and zinc.

cianciulliite
A monoclinic-prismatic gray mineral containing hydrogen, magnesium, manganese, oxygen, and zinc.

ciminite
Synonym of arsoite.

ciminites
plural of ciminite

cimolite
A soft clayey mineral of whitish or greyish colour.

cimolites
plural of cimolite

cinerite
A sedimentary rock composed mostly of volcanic ash

cinerites
plural of cinerite