| Cabalzarite (A) | Chalcanthite (G) | Clinoptilolite-Na (A) |
| Cabriite (A) | Chalcoalumite (G) | Clinosafflorite (A) |
| Cacoxenite (G) | Chalcocite (G) | Clinotobermorite-2A (P) |
| Cadmium (A) | Chalcocite-1Q (N) | Clinotobermorite-4M (A) |
| Cadmoselite (G) | Chalcocite, high (P) | Clinotyrolite (N) |
| Cadwaladerite (Q) | Chalcocyanite (G) | Clinoungemachite (Q) |
| Cafarsite (A) | Chalcomenite (G) | Clinozoisite (G) |
| Cafetite (G) | Chalconatronite (G) | Clintonite-1M (A) |
| Cahnite (G) | Chalcophanite (G) | Clintonite-2M1 (P) |
| Ca-huréaulite (Q) | Chalcophyllite (G) | Coalingite (A) |
| Calaverite (G) | Chalcopyrite (G) | Cobaltarthurite (A) |
| Calciborite (G) | Chalcosiderite (G) | Cobaltaustinite (A) |
| Calcio-ancylite-(Ce) (A) | Chalcostibite (G) | Cobaltite (G) |
| Calcio-ancylite-(Nd) (A) | Chalcothallite (A) | Cobaltkieserite (A) |
| Calcioandyrobertsite (A) | Chambersite (G) | Cobaltkoritnigite (A) |
| Calcioaravaipaite (A) | Chaméanite (A) | Cobaltlotharmeyerite (A) |
| Calciobetafite (A) | Chamosite (G) | Cobaltmalanite (N) |
| Calcioburbankite (A) | Changbaiite (G) | Cobaltneustädtelite (A) |
| Calciocopiapite (G) | Changchengite (A) | Cobaltomenite (G) |
| Calcioferrite (G) | Changoite (A) | Cobalt pentlandite (G) |
| Calciogadolinite (Q) | Chantalite (A) | Cobalttsumcorite (A) |
| Calciohilairite (A) | Chaoite (A) | Cobalt-zippeite (A) |
| Calcio-olivine (G) | Chapmanite (G) | Coccinite (G) |
| Calciosamarskite (G) | Charlesite (A) | Cochromite (A) |
| Calcioursilite (Q) | Charmarite-2H (A) | Coconinoite (A) |
| Calciotantite (A) | Charmarite-3T (A) | Coeruleolactite (G) |
| Calciouranoite (A) | Charoite (A) | Coesite (G) |
| Calciovolborthite (Q) | Chatkalite (A) | Coffinite (G) |
| Calcite (G) | Chayesite (A) | Cohenite (G) |
| Calcium catapleiite (G) | Chekhovichite (A) | Colemanite (G) |
| Calcjarlite (G) | Chelkarite (G) | Collinsite (G) |
| Calclacite (G) | Chelyabinskite (N) | Coloradoite (G) |
| Calcurmolite (Q) | Chenevixite (G) | Colquiriite (A) |
| Calcybeborosilite-(Y) (G) | Chengdeite (A) | Columbite series |
| Calderite (G) | Chenite (A) | Colusite (G) |
| Calderonite (proposed 2001) | Chenxianite (N) | Comancheite (A) |
| Caledonite (G) | Cheralite (G) | Combeite (G) |
| Calkinsite-(Ce) (A) | Cheralite-(Ce) (N) | Comblainite (A) |
| Callaghanite (G) | Cheremnykhite (A) | Compreignacite (A) |
| Calomel (G) | Cherepanovite (A) | Congolite (A) |
| Calumetite (G) | Chernikovite (A) | Conichalcite (G) |
| Calzirtite-1O (P) | Chernovite-(Y) (A) | Coniféite (N) |
| Calzirtite-1Q (G) | Chernykhite (A) | Connellite (G) |
| Camerolaite (A) | Chervetite (G) | Cookeite-1A (G) |
| Cameronite (A) | Chesofite (N) | Cookeite-2M (P) |
| Camgasite (A) | Chessexite (A) | Coombsite (A) |
| Caminite (A) | Chesterite (A) | Cooperite (G) |
| Campigliaite (A) | Chestermanite (A) | Coparsite (A) |
| Canaphite (A) | Chevkinite-(Ce) (A) | Copiapite (G) |
| Canasite (G) | Chiavennite (A) | Copper (G) |
| Canavesite (A) | Childrenite (G) | Coquandite (A) |
| Cancrinite (G) | Chiluite (A) | Coquimbite (G) |
| Cancrisilite (A) | Chinglusuite (Q) | Corderoite (A) |
| Canfieldite (G) | Chiolite (G) | Cordierite (G) |
|
Cannilloite (A) |
Chkalovite (G) | Cordylite-(Ce) (A) |
| Cannizzarite (G) | Chladniite (A) | Corkite (R) |
| Cannonite (A) | Chloraluminite (G) | Cornetite (G) |
| Caoxite (A) | Chlorapatite (G) | Cornubite (G) |
| Capgaronnite (A) | Chlorargyrite (G) | Cornwallite (G) |
| Cappelenite-(Y) (A) | Chlorartinite (A) | Coronadite (G) |
| Caracolite (G) | Chlorbartonite (A) | Corrensite (G) |
| Carboborite (G) | Chlorellestadite (A) | Corundum (G) |
| Carbocernaite (G) | Chloritoid-1A (G) | Corvusite (G) |
| Carboirite (A) | Chloritoid-2M (P) | Cosalite (G) |
| Carbonate-cyanotrichite (G) | Chlormagaluminite (A) | Coskrenite-(Ce) (A) |
| Carbonate-fluorapatite (G) | Chlormanasseite (G) | Costibite (A) |
| Carbonate-hydroxylapatite (G) | Chlormanganokalite (G) | Cotunnite (G) |
| Caresite-3T (A) | Chlorocalcite (G) | Coulsonite (G) |
| Carletonite (A) | Chloromagnesite (Q) | Cousinite (Q) |
| Carlfriesite (A) | Chloromenite (A) | Coutinhoite (A) |
| Carlhintzeite (A) | Chlorophoenicite (G) | Covellite (G) |
| Carlinite (A) | Chlorothionite (G) | Cowlesite (A) |
| Carlosruizite (A) | Chloroxiphite (G) | Coyoteite (A) |
| Carlosturanite (A) | Choloalite (A) | Crandallite (G) |
| Carlsbergite (A) | Chondrodite (G) | Crawfordite (A) |
| Carmichaelite (A) | Chrisstanleyite (A) | Creaseyite (A) |
| Carminite (A) | Christelite (A) | Crednerite (G) |
| Carnallite (G) | Christite (A) | Creedite (G) |
| Carnotite (G) | Chromatite (G) | Crerarite (A) |
| Carobbiite (G) | Chrombismite (A) | Crichtonite (G) |
| Carpholite (G) | Chromceladonite (A) | Criddleite (A) |
| Carraraite (A) | Chromdravite (A) | Cristobalite (G) |
| Carrboydite (A) | Chromferide (A) | Crocoite (G) |
| Carrollite (G) | Chromite (G) | Cronstedtite-1M (P) |
| Caryinite (G) | Chromium (A) | Cronstedtite-1T (G) |
| Caryopilite-1M (G) | Chromomphacite (N) | Cronstedtite-2H1 (P) |
| Cascandite (A) | Chromphyllite (A) | Cronstedtite-2H2 (P) |
| Cassedanneite (A) | Chrysoberyl (G) | Cronstedtite-2M1 (P) |
| Cassidyite (A) | Chrysocolla (G) | Cronstedtite-2T (P) |
| Cassiterite (G) | Chudobaite (G) | Cronstedtite-3T (P) |
| Caswellsilverite (A) | Chukhrovite-(Ce) (A) | Cronstedtite-6H (P) |
| Catalanoite (N) | Chukhrovite-(Y) (A) | Cronstedtite-6R (P) |
| Catapleiite (G) | Churchite-(Nd) (R) | Cronstedtite-9R (P) |
| Cattierite (G) | Churchite-(Y) (A) | Cronusite (A) |
| Cattiite (A) | Chursinite (A) | Crookesite (G) |
| Cavansite (A) | Chvaleticeite (A) | Cryolite (G) |
| Cavoite (A) | Chvilevaite (A) | Cryolithionite (G) |
| Caysichite-(Y) (A) | Cianciulliite (A) | Cryptohalite (G) |
| Cebaite-(Ce) (A) | Cinnabar (G) | Cryptomelane-1M (P) |
| Cebaite-(Nd) (N) | Ciprianiite (A) | Cryptomelane-1Q (G) |
| Cebollite (Q) | Cirrolite (Q) | Cualstibite (A) |
| Čechite (A) | Clairite (A) | Cubanite (G) |
| Celadonite (A) | Claraite (A) | Cuboargyrite (A) |
| Celestine (G) | Claringbullite (A) | Cumengeite (G) |
| Celsian (G) | Clarkeite (G) | Cummingtonite (R) |
| Cerchiaraite (A) | Claudetite (G) | Cupalite (A) |
| Cerfluorite (Q) | Clausthalite (G) | Cuprite (G) |
| Cerianite-(Ce) (A) | Clearcreekite (A) | Cuproadamite (Q) |
| Ceriopyrochlore-(Ce) (R) | Clerite (A) | Cuproauride (Q) |
| Cerite-(Ce) (A) | Cliffordite (A) | Cuprobismutite (G) |
| Cerite-(La) (A) | Clinoatacamite (A) | Cuprocopiapite (G) |
| Cernýite (A) | Clinobarylite (A) | Cuprofaustite (N) |
| Ceruleite (G) | Clinobehoite (A) | Cuproiridsite (A) |
| Cerussite (G) | Clinobisvanite (A) | Cupropavonite (A) |
| Cervandonite-(Ce) (A) | Clinocervantite (A) | Cuprorhodsite (A) |
| Cervantite (G) | Clinochalcomenite (G) | Cuprorivaite (G) |
| Cervelleite (A) | Clinochlore-1A (P) | Cuproscheelite (Q) |
| Cesanite (A) | Clinochlore-1M (G) | Cuprosklodowskite (G) |
| Cesarolite (G) | Clinochrysotile (G) | Cuprospinel (A) |
| Cesbronite (A) | Clinoclase (G) | Cuprostibite (G) |
| Cesium-kupletskite (A) | Clinoenstatite (A) | Cuprotungstite (G) |
| Cesplumtantite (A) | Clinoferroholmquistite (A) | Curetonite (A) |
| Cesstibtantite (A) | Clinoferrosilite (A) | Curienite (A) |
| Cetineite (A) | Clinohedrite (G) | Curite (G) |
| Chabazite-1A (A) | Clinoholmquistite (R) | Cuspidine (G) |
| Chabazite-Ca (R) | Clinohumite (G) | Cuzticite (A) |
| Chabazite-K (A) | Clinojimthompsonite (A) | Cyanochroite (G) |
| Chabazite-Na (A) | Clinokurchatovite (A) | Cyanophyllite (A) |
| Chabazite-Sr (A) | Clinomimetite (A) | Cyanotrichite (G) |
| Chabournéite (A) | Clinophosinaite (A) | Cylindrite (G) |
| Chadwickite (A) | Clinoptilolite-Ca (A) | Cymrite (G) |
| Chaidamuite (A) | Clinoptilolite-K (R) | Cyrilovite (G) |
| Chaivennite (?) |