| Name |
Symbol |
Status |
IMA-Nr. |
|---|
| Kaatialait | Kaa | A | 1982-021 |
| Kabalovit | Kbv | A | 2021-117 |
| Kadyrelit | Kad | A | 1986-042 |
| Kaersutit | Krs | Rd | 2012 s.p. |
| Kahlenbergit | Klb | A | 2018-158 |
| Kahlerit | Kah | G | 1953 |
| Kainit | Kai | G | 1865 |
| Kainosit-(Y) | Kno-Y | Rn | 1987 s.p. |
| Kainotropit | Ktr | A | 2015-053 |
| Kaitianit | Ktn | A | 2017-078a |
| Kakoxen (englisch Cacoxenite) | Cac | G | 1826 |
| Kalborsit | Kbs | A | 1979-033 |
| Kalgoorlieit | Kgl | A | 2015-119 |
| Kaliborit | Kbo | G | 1889 |
| Kalicinit | Kcn | G | 1865 |
| Kalifersit | Klf | A | 1996-007 |
| Kalininit | Kal | A | 1984-028 |
| Kalinit | Kli | Q | 1868 |
| Kaliochalcit | Kch | A | 2013-037 |
| Kaliophilit | Klp | G | 1887 |
| Kalistrontit | Kst | A | 1967 s.p. |
| Kalithallit | Kth | A | 2017-044 |
| Kalium-Arfvedsonit | Parf | Rd | 2012 s.p. |
| Kalium-Chloro-Hastingsit (ehemals Chloro-Kaliumhastingsit) | Pchst | Rd | 2012 s.p. |
| Kalium-Chloro-Pargasit (ehemals Chloro-Kaliumpargasit) | Pcprg | Rd | 2012 s.p. |
| Kalium-Ferri-Leakeit | Pflk | Rd | 2012 s.p. |
| Kalium-Ferro-Ferri-Sadanagait | Pffsdg | Rd | 2012 s.p. |
| Kalium-Ferro-Ferri-Taramit | Pfftrm | Rd | 2012 s.p. |
| Kalium-Ferro-Pargasit | Pfprg | Rd | 2012 s.p. |
| Kalium-Ferro-Sadanagait | Pfsdg | Rd | 2012 s.p. |
| Kalium-Ferro-Taramit | Pftrm | Rd | 2012 s.p. |
| Kalium-Fluoro-Hastingsit | Pfhst | Rd | 2012 s.p. |
| Kalium-Fluoro-Pargasit | Pflprg | Rd | 2012 s.p. |
| Kalium-Fluoro-Richterit | Pfrct | Rd | 2012 s.p. |
| Kalium-Hastingsit | Phst | A | 2018-160 |
| Kalium-Jeanlouisit | Pjl | A | 2018-050 |
| Kaliumkarpholith | Pcar | A | 2002-064 |
| Kalium-Magnesio-Arfvedsonit | Pmarf | A | 2016-083 |
| Kalium-Magnesio-Fluoro-Arfvedsonit | Pmfarf | Rd | 2012 s.p. |
| Kalium-Magnesio-Hastingsit | Pmhst | Rd | 2012 s.p. |
| Kalium-Mangani-Leakeit | Pmlk | Rd | 2012 s.p. |
| Kalium-Pargasit | Pprg | Rd | 2012 s.p. |
| Kalium-Richterit | Prct | A | 2017-102 |
| Kalium-Sadanagait | Psdg | Rd | 2012 s.p. |
| Kalomel (englisch Calomel) | Clo | G | 1825 |
| Kalsilit | Kls | G | 1942 |
| Kalungait | Klu | A | 2004-047 |
| Kalyuzhnyit-(Ce) | Kalu-Ce | A | 2022-133 |
| Kamaishilith | Kam | A | 1980-052 |
| Kamarizait | Kmr | A | 2008-017 |
| Kambaldait | Kbd | A | 1982-098 |
| Kamchatkit | Kmc | A | 1987-018 |
| Kamenevit | Kne | A | 2017-021 |
| Kamiokit | Kmk | A | 1975-003 |
| Kamitugait | Ktg | Rn | 1983-030 |
| Kamotoit-(Y) | Kmt-Y | Rn | 1985-051 |
| Kampelit | Kpl | A | 2016-084 |
| Kampfit | Kpf | A | 2000-003 |
| Kamphaugit-(Y) | Khg-Y | A | 1987-043 |
| Kanatzidisit | Ktz | A | 2023-014 |
| Kanemit | Knm | A | 1971-050 |
| Kangit | Kg | A | 2011-092 |
| Kangjinlait | Kjl | A | 2019-112b |
| Kaňkit | Kňk | A | 1975-005 |
| Kannanit | Kna | A | 2015-100 |
| Kanoit | Knt | A | 1977-020 |
| Kanonait | Kan | A | 1976-047 |
| Kanonerovit | Knr | A | 1997-016 |
| Kantorit | Kao | A | 2024-042 |
| Kaolinit | Kln | A | 1980 s.p. |
| Kapellasit | Kap | A | 2005-009 |
| Kapitsait-(Y) | Ksa-Y | A | 1998-057 |
| Kapundait | Kpd | A | 2009-047 |
| Kapustinit | Kpu | A | 2003-018 |
| Karasugit | Krg | A | 1993-013 |
| Karchevskyit | Kcv | A | 2005-015a |
| Karelianit | Kar | A | 1967 s.p. |
| Karenwebberit | Kwb | A | 2011-015 |
| Karibibit | Kab | A | 1973-007 |
| Karlditmarit | Kdt | A | 2021-003 |
| Karlit | Ka | A | 1980-030 |
| Karlleuit | Kll | A | 2023-102 |
| Karlseifertit | Karl | A | 2024-007 |
| Karminit (englisch Carminite) | Cmt | G | 1850 |
| Karnasurtit-(Ce) | Ksu-Ce | Q | 1987 s.p. |
| Karpathit (englisch Carpathite) | Cpa | A | 1971 s.p. |
| Karpenkoit | Kpk | A | 2014-092 |
| Karpholith (englisch Carpholite) | Car | G | 1817 |
| Karpinskit | Kpi | Q | 1956 |
| Karpovit | Kpv | A | 2013-040 |
| Karupmøllerit-Ca | Kmø-Ca | A | 2001-028 |
| Karwowskiit | Krw | A | 2023-080 |
| Karyinit (englisch Caryinite) | Cyn | A | 1980 s.p. |
| Karyochroit (englisch Caryochroite) | Cyh | A | 2005-031 |
| Karyopilit (englisch Caryopilite) | Cpl | A | 1967 s.p. |
| Kasatkinit | Ksk | A | 2011-045 |
| Kashinit | Ksh | A | 1982-036 |
| Kaskasit | Kks | A | 2013-025 |
| Kasolit | Kso | A | 1980 s.p. |
| Kassit | Kas | A | 1968 s.p. |
| Kassiterit (englisch Cassiterite) | Cst | G | 1832 |
| Kastningit | Kng | A | 1997-033 |
| Katanit | Kta | A | 2025-022 |
| Katapleiit (englisch Catapleiite) | Ctp | G | 1850 |
| Katayamalith | Kyl | A | 1982-004 |
| Katerinopoulosit | Kpo | A | 2017-004 |
| Katiarsit | Kts | A | 2014-025 |
| Katoit | Kto | A | 1982-080 |
| Katophorit | Ktp | A | 2013-140 |
| Katoptrit | Ktt | G | 1917 |
| Katsarosit | Kat | A | 2020-014 |
| Kawazulith | Kaw | A | 1968-014 |
| Kayrobertsonit | Kay | A | 2015-029 |
| Kayupovait | Kyp | A | 2022-045 |
| Kazakhstanit | Kaz | A | 1988-044 |
| Kazakovit | Kzk | A | 1973-061 |
| Kazanskyit | Kzs | Rd | 2011-007 |
| Kaznakhtit | Kzt | A | 2021-056 |
| Keckit | Kec | A | 1977-028 |
| Kegelit | Keg | Rd | 1974-042 |
| Kegginit | Kgn | A | 2015-114 |
| Keilit | Ke | A | 2001-053 |
| Keithconnit | Kei | A | 1978-032 |
| Keiviit-(Y) | Kvi-Y | A | 1984-054 |
| Keiviit-(Yb) | Kvi-Yb | Rn | 1987 s.p. |
| Keldyshit | Kel | A | 1975-034 |
| Kellyit | Kly | A | 1974-002 |
| Kelyanit | Kyn | A | 1981-013 |
| Kemmlitzit | Kml | Rd | 1967-021 |
| Kempit | Kp | G | 1924 |
| Kenhsuit | Khs | A | 1996-026 |
| Kenngottit | Kgt | A | 2018-063a |
| Kennygayit | Kgy | A | 2022-032 |
| Kenoargentotennantit-(Fe) | Katnt-Fe | A | 2020-062 |
| Kenoargentotetraedrit-(Fe) (englisch Kenoargentotetrahedrite-(Fe)) | Kattr-Fe | Rd | 2019 s.p. |
| Kenoargentotetraedrit-(Zn)(englisch Kenoargentotetrahedrite-(Zn)) | Kattr-Zn | A | 2020-075 |
| Kenomikrolith (englisch Kenomicrolite) | Kmic | A | 2024-097 |
| Kenoplumbomikrolith (englisch Kenoplumbomicrolite) | Kpmic | A | 2015-007a |
| Kenorozhdestvenskayait-(Fe) | Kroz-Fe | A | 2022-001 |
| Kenotobermorit | Ktbm | A | 2014 s.p. |
| Kentbrooksit | Ktb | A | 1996-023 |
| Kentrolith | Ken | G | 1881 |
| Kenyait | Kya | A | 1967-018 |
| Keplerit | Kep | A | 2019-108 |
| Kerimasit | Kms | A | 2009-029 |
| Kermesit | Kem | G | 1843 |
| Kernit | Ker | G | 1927 |
| Kernowit | Knw | A | 2020-053 |
| Kesebolit-(Ce) | Ksb-Ce | A | 2019-097 |
| Kësterit | Kës | G | 1956 |
| Kettnerit | Ket | G | 1956 |
| Keutschit | Keu | A | 2014-038 |
| Keyit | Key | A | 1975-002 |
| Keystoneit | Kys | A | 1987-049 |
| Khademit | Kdm | Rd | 1973-028 |
| Khaidarkanit | Kdk | A | 1998-013 |
| Khamrabaevit | Krb | A | 1983-059 |
| Khanneshit | Kha | A | 1981-025 |
| Kharaelakhit | Klh | A | 1983-080 |
| Khatyrkit | Ktk | A | 1983-085 |
| Khesinit | Khe | A | 2014-033 |
| Khibinskit | Khi | A | 1973-014 |
| Khinit | Khn | A | 1978-035 |
| Khmaralith | Kma | A | 1998-027 |
| Khomyakovit | Kmy | A | 1998-042 |
| Khorixasit | Kho | A | 2016-048 |
| Khrenovit | Khr | A | 2017-105 |
| Khristovit-(Ce) | Kh-Ce | A | 1991-055 |
| Khurayyimit | Khu | A | 2018-140 |
| Khvorovit | Khv | A | 2014-050 |
| Kiddcreekit | Kck | A | 1982-106 |
| Kidodit | Kdd | A | 2025-043 |
| Kidwellit | Kdw | A | 1974-024 |
| Kieftit | Kie | A | 1991-052 |
| Kieserit | Ksr | A | 1967 s.p. |
| Kihlmanit-(Ce) | Kih-Ce | A | 2012-081 |
| Kilchoanit | Ki | G | 1961 |
| Killalait | Kil | A | 1973-033 |
| Kimrobinsonit | Kim | A | 1983-023 |
| Kimurait-(Y) | Kmu-Y | A | 1984-073 |
| Kimzeyit | Kmz | A | 1967 s.p. |
| Kingit | Kgi | G | 1957 |
| Kingsgateit | Kgg | A | 2019-048 |
| Kingsmountit | Kmo | Rd | 2019 s.p. |
| Kingstonit | Kgs | A | 1993-046 |
| Kinichilit | Kni | A | 1979-031 |
| Kinoit | Kin | A | 1969-037 |
| Kinoshitalith | Kns | A | 1973-011 |
| Kintoreit | Kt | A | 1992-045 |
| Kipushit | Kip | A | 1983-046 |
| Kircherit | Kcr | A | 2009-084 |
| Kirchhoffit | Khf | A | 2009-094 |
| Kirkiit | Krk | A | 1984-030 |
| Kirschsteinit | Kir | G | 1957 |
| Kiryuit | Kyu | A | 2021-041 |
| Kishonit | Kis | A | 2020-023 |
| Kitagohait | Kgh | A | 2013-114 |
| Kitkait | Kk | A | 1968 s.p. |
| Kittatinnyit | Kit | A | 1982-083 |
| Kladnoit | Kdn | G | 1942 |
| Klajit | Klj | A | 2010-004 |
| Klaprothit | Kpr | A | 2015-087 |
| Klebelsbergit | Kbb | Rd | 1980 s.p. |
| Kleberit | Kbr | A | 2012-023 |
| Kleemanit | Klm | A | 1978-043 |
| Kleinit | Kle | G | 1905 |
| Klerit (englisch Clerite) | Cle | A | 1995-029 |
| Klinoatacamit (englisch Clinoatacamite) | Cata | A | 1993-060 |
| Klinobehoit (englisch Clinobehoite) | Cbht | A | 1988-024 |
| Klinobisvanit (englisch Clinobisvanite) | Cbi | A | 1973-040 |
| Klinocervantit (englisch Clinocervantite) | Ccvn | A | 1997-017 |
| Klinochalkomenit (englisch Clinochalcomenit) | Cccm | A | 2025-037 |
| Klinochlor (englisch Clinochlore) | Clc | G | 1851 |
| Klinoedrit (englisch Clinohedrite) | Cnh | G | 1898 |
| Klinoenstatit (englisch Clinoenstatite) | Cen | A | 1988 s.p. |
| Klinofergusonit-(Ce) (englisch Clinofergusonite-(Ce)) | Cfgs-Ce | Rn | 1987 s.p. |
| Klinofergusonit-(Nd) (englisch Clinofergusonite-(Nd)) | Cfgs-Nd | Rn | 1987 s.p. |
| Klinofergusonit-(Y) (englisch Clinofergusonite-(Y)) | Cfgs-Y | Rn | 1987 s.p. |
| Klino-Ferri-Holmquistit (englisch Clino-Ferri-Holmquistite) | Cfhlm | A | 2014 s.p. |
| Klino-Ferro-Ferri-Holmquistit (englisch Clino-Ferro-Ferri-Holmquistite) | Cffhlm | Rd | 2012 s.p. |
| Klinoferrosilit (englisch Clinoferrosilite) | Cfs | A | 1988 s.p. |
| Klino-Ferro-Suenoit (englisch Clino-Ferro-Suenoite) | Cfsue | A | 2024-032 |
| Klinohumit (englisch Clinohumite) | Chu | G | 1876 |
| Klinojimthompsonit (englisch Clinojimthompsonite) | Cjim | A | 1977-012 |
| Klinoklas (englisch Clinoclase) | Cno | G | 1830 |
| Klinokurchatovit (englisch Clinokurchatovite) | Ckht | A | 1982-017 |
| Klinometaborit (englisch Clinometaborite) | Cmbo | A | 2010-022 |
| Klino-Oscarkempffit (englisch Clino-oscarkempffite) | Cokp | A | 2012-086 |
| Klinophosinait (englisch Clinophosinaite) | Cpsi | A | 1979-083 |
| Klinoptilolith-Ca (englisch Clinoptilolite-Ca) | Cpt-Ca | A | 1997 s.p. |
| Klinoptilolith-K (englisch Clinoptilolite-K) | Cpt-K | Rn | 1997 s.p. |
| Klinoptilolith-Na (englisch Clinoptilolite-Na) | Cpt-Na | A | 1997 s.p. |
| Klinosafflorit (englisch Clinosafflorite) | Csaf | A | 1970-014 |
| Klinoschwefel (englisch Clinosulphur) | Csu | Rn | 2022 s.p. |
| Klino-Suenoit (auch Klinosuenoit, (englisch Clino-Suenoite)) | Csue | A | 2016-111 |
| Klinotobermorit (englisch Clinotobermorite) | Ctbm | Rd | 2014 s.p. |
| Klinoungemachit (englisch Clinoungemachite) | Cug | G | 1938 |
| Klinozoisit (englisch Clinozoisite) | Czo | A | 2006 s.p. |
| Klöchit | Klö | A | 2007-054 |
| Klockmannit | Kl | G | 1928 |
| Klyuchevskit | Kyv | A | 1987-027 |
| Knasibfit | Ksf | A | 2006-042 |
| Knorringit | Krr | A | 1968-010 |
| Koashvit | Koa | A | 1973-026 |
| Kobeit-(Y) | Kob-Y | Rn | 1987 s.p. |
| Kobellit | Kbl | G | 1841 |
| Kobokoboit | Kbk | A | 2009-057 |
| Kobyashevit | Kby | A | 2011-066 |
| Kochit | Koh | Rd | 2002-012 |
| Kochkarit | Koc | A | 1988-030 |
| Kochsándorit | Ksd | A | 2004-037 |
| Kodamait | Kod | A | 2018-134 |
| Koechlinit | Kcl | G | 1914 |
| Koenenit | Koe | G | 1902 |
| Kogarkoit | Kog | A | 1970-038 |
| Kojonenit | Koj | A | 2013-132 |
| Kokchetavit | Kct | A | 2004-011 |
| Kokinosit | Kkn | A | 2013-099 |
| Koksharovit | Kok | A | 2012-092 |
| Koktait | Kkt | G | 1948 |
| Kolarit | Kla | A | 1983-081 |
| Kolbeckit | Kbe | A | 1987 s.p. |
| Kolfanit | Kfn | A | 1981-017 |
| Kolicit | Kol | A | 1978-076 |
| Kolitschit | Klt | A | 2008-063 |
| Kollerit | Klr | A | 2018-131 |
| Kolovratit | Klv | Q | 1922 |
| Kolskyit | Ksy | Rd | 2013-005 |
| Kolwezit | Kwz | Rn | 1979-017 |
| Kolymit | Kym | A | 1979-046 |
| Komarovit | Kmv | A | 1971-011 |
| Kombatit | Kb | A | 1985-056 |
| Komkovit | Kkv | A | 1988-032 |
| Konderit | Kdr | A | 1983-053 |
| Konichalcit (englisch Conichalcite) | Con | G | 1849 |
| Koninckit | Kon | G | 1884 |
| Kononovit | Knv | A | 2013-116 |
| Konyait | Kny | A | 1981-003 |
| Konzettit | Knz | A | 2025-051 |
| Kopernikit | Kop | A | 2025-082 |
| Kopylovit | Kpy | A | 2025-084 |
| Koragoit | Kgo | A | 1994-049 |
| Koritnigit | Kor | A | 1978-008 |
| Kornelit | Knl | G | 1888 |
| Kornerupin | Krn | G | 1884 |
| Korobitsynit | Kbi | A | 1998-019 |
| Korshunovskit | Kss | A | 1980-083 |
| Korund (englisch Corundum) | Crn | G | 1714 ? |
| Koryakit | Kyk | A | 2018-013 |
| Korzhinskit | Kzh | A | 1967 s.p. |
| Kosmochlor | Kos | A | 1988 s.p. |
| Kosnarit | Ksn | A | 1991-022 |
| Kostovit | Ktv | A | 1965-002 |
| Kostylevit | Ksv | A | 1982-053 |
| Kotoit | Ko | G | 1939 |
| Kottenheimit | Khm | A | 2011-038 |
| Köttigit | Köt | G | 1850 |
| Kotulskit | Ktu | A | 1967 s.p. |
| Koutekit | Kou | G | 1958 |
| Kovdorskit | Kov | A | 1979-066 |
| Kozłowskiit | Kzw | A | 2021-081 |
| Kozoit-(La) | Koz-La | A | 2002-054 |
| Kozoit-(Nd) | Koz-Nd | A | 1998-063 |
| Kozyrevskit | Kzy | A | 2013-023 |
| Kraisslit | Ksl | A | 1977-003 |
| Králíkit | Kke | A | 2019-070a |
| Krasheninnikovit | Krh | A | 2011-044 |
| Krásnoit | Krá | Rd | 2017 s.p. |
| Krasnoshteinit | Knh | A | 2018-077 |
| Krasnovit | Kv | A | 1991-020 |
| Kratochvílit (auch Kratochwilit) | Ktc | G | 1937 |
| Krausit | Ksi | G | 1931 |
| Krauskopfit | Kkp | A | 1964-008 |
| Krautit | Kra | A | 1974-028 |
| Kravtsovit | Kvt | A | 2016-092 |
| Kreiterit | Kre | A | 2019-041 |
| Kremersit | Km | G | 1853 |
| Krennerit | Knn | G | 1877 |
| Krettnichit | Knc | A | 1998-044 |
| Kribergit | Kbg | G | 1945 |
| Krieselit | Kes | A | 2000-043a |
| Krinovit | Kvi | A | 1967-016 |
| Kristiansenit | Kse | A | 2000-051 |
| Kristjánit | Kjn | A | 2022-131 |
| Krivovichevit | Kvv | A | 2004-053 |
| Kröhnkit | Khk | G | 1879 |
| Krokoit (englisch Crocoite) | Crc | G | 1832 |
| Krotit | Kro | A | 2010-038 |
| Kroupait | Kpa | A | 2017-031 |
| Krügerit | Kgr | A | 2023-121 |
| Kruijenit | Kje | A | 2018-057 |
| Krupičkait | Kpč | A | 2020-032 |
| Krupkait | Krp | A | 1974-020 |
| Kruťait (auch Krut’ait, Krut'ait oder Krutait) | Krt | A | 1972-001 |
| Krutovit | Kru | A | 1975-009 |
| Kryachkoit | Kyh | A | 2016-062 |
| Kryolith (englisch Cryolite) | Crl | G | 1799 |
| Kryolithionit (englisch Cryolithionite) | Cyln | G | 1904 |
| Kryptochalcit (englisch Cryptochalcite) | Cpch | A | 2014-106 |
| Kryptohalit (englisch Cryptohalite) | Cphl | G | 1874 |
| Kryptomelan (englisch Cryptomelane) | Cml | A | 1982 s.p. ? |
| Kryptophyllit (englisch Cryptophyllite) | Cp | A | 2008-061 |
| Kryzait | Krz | A | 2025-053 |
| Kryzhanovskit | Kry | G | 1950 |
| Ktenasit | Kte | G | 1950 |
| Kuannersuit-(Ce) | Kua-Ce | A | 2002-013 |
| Kubo-Eis (englisch Cubo-ice) | Cice | Rn | 2017-029 |
| Kudriavit | Kdv | A | 2003-011 |
| Kudryavtsevait | Kud | A | 2012-078 |
| Kufahrit | Kuf | A | 2020-045 |
| Kukharenkoit-(Ce) | Kkk-Ce | A | 1995-040 |
| Kukharenkoit-(La) | Kkk-La | A | 2002-019 |
| Kukisvumit | Kki | A | 1989-052 |
| Kuksit | Kuk | A | 1989-018 |
| Kulanit | Kul | A | 1975-012 |
| Kuliginit | Klg | A | 2016-049 |
| Kuliokit-(Y) | Klo-Y | A | 1984-064 |
| Kulkeit | Klk | A | 1980-031 |
| Kullerudit | Krd | A | 1967 s.p. |
| Kumdykolit | Kdy | A | 2007-049 |
| Kummerit | Kum | A | 2015-036 |
| Kumtyubeit | Kty | A | 2008-045 |
| Kunatit | Kun | A | 2007-057 |
| Kupčíkit | Kup | A | 2001-017 |
| Kupfer, gediegen | Cu | G | ? |
| Kupletskit | Kpt | G | 1956 |
| Kupletskit-(Cs) | Kpt-Cs | Rn | 1970-009 |
| Kuramit | Ku | A | 1979-013 |
| Kuranakhit | Kkh | A | 1974-030 |
| Kuratit | Kur | A | 2013-109 |
| Kurchatovit | Kht | A | 1965-034 |
| Kurgantait | Kga | Rd | 2000 s.p. |
| Kurilit | Kri | A | 2009-080 |
| Kurnakovit | Kko | G | 1940 |
| Kurumsakit | Krm | Q | 1954 |
| Kusachiit | Kus | A | 1992-024 |
| Kushiroit | Ks | A | 2008-059 |
| Kutinait | Kti | A | 1969-034 |
| Kutnohorit (auch Kutnahorit) | Kut | G | 1903 |
| Kuvaevit | Kuv | A | 2020-043 |
| Kuzelit | Kuz | A | 1996-053 |
| Kuzmenkoit-Mn | Kz-Mn | Rn | 1998-058 |
| Kuzmenkoit-Zn | Kz-Zn | A | 2001-037 |
| Kuzminit | Kzm | A | 1986-005 |
| Kuznetsovit | Kzn | A | 1980-009 |
| Kvačekit | Kvč | A | 2023-095 |
| Kvanefjeldit | Kva | A | 1982-079 |
| Kyanit | Ky | A | 1967 s.p. |
| Kyanoxalith | Kox | A | 2008-041 |
| Kyawthuit | Kyw | A | 2015-078 |
| Kylindrit (englisch Cylindrite) | Cy | G | 1893 |
| Kyrgyzstanit | Kyr | A | 2004-024 |
| Kyzylkumit | Kyz | A | 1980-081 |