Minerals
Minerals are naturally occurring inorganic substances with a specific chemical composition and crystalline structure. They are the building blocks of rocks and are classified by their chemical composition and crystal system.
267 specimens starting with "H" (of 5,084 total)
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Haapalaite
Hardness: 1

Hafnon
Hardness: 7.5

Hagendorfite
Hardness: 3.5
Haggertyite
Hardness: 5
Häggite
Hagstromite

Haidingerite
Hardness: 2 - 2.5
Haigerachite
Hardness: 2
Haineaultite
Hardness: 3 - 4
Hainite-(y)
Hardness: 5

Haiweeite
Hardness: 3.5
Hakite-(hg)
Hardness: 4.5
Halamishite
Håleniusite
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Håleniusite-(la)
Halilsarpite
Hallimondite
Hardness: 2.5 - 3

Halloysite
Halloysite-10Å
Halloysite-7Å

Halotrichite
Hardness: 1.5 - 2
Halurgite
Hardness: 2.5 - 3

Hambergite
Hardness: 7.5
Hammarite
Hardness: 3 - 4
Hanauerite
Hanawaltite
Hardness: 4
Hancockite
Hardness: 6 - 7
Hanjiangite
Hardness: 4

Hanksite
Hardness: 3 - 3.5
Hannayite
Hardness: 2 - 3
Hannebachite
Hardness: 3.5
Hansblockite
Hardness: 2 - 2.5
Hansesmarkite
Hardness: 2 - 2.5
Hapkeite
Haradaite
Hardness: 4.5

Hardystonite
Hardness: 3 - 4
Harkerite

Harmotome
Hardness: 4 - 5
Harmunite
Harrisonite
Hardness: 4 - 5
Harstigite
Hardness: 5.5
Hartite
Hardness: 1
Hasanovite
Hashemite
Hardness: 3.5
Hastingsite
Hardness: 5 - 6
Hatchite
Hatertite
Hatrurite
Hardness: 6
Hauchecornite
Hardness: 5
Hauckite
Hardness: 2 - 3

Hawleyite
Hardness: 2.5 - 3
Hawthorneite
Hardness: 5.5 - 6

Haxonite
Hardness: 5.5 - 6
Haycockite
Hardness: 4.5
Haydeeite
Hardness: 2
Haynesite
Hardness: 1.5 - 2
Hazenite
Hardness: 2 - 2.5
Heamanite-(ce)

Heazlewoodite
Hardness: 4
Hechtsbergite
Hardness: 4.5
Hectorfloresite
Hardness: 2

Hectorite
Hardness: 1 - 2
Hedegaardite
Hedleyite
Hardness: 2
Hedyphane
Hardness: 4 - 5
Heftetjernite
Hardness: 4.5
Heideite
Hardness: 3.5 - 4.5
Heidornite
Hardness: 4 - 5

Heinrichite
Hardness: 2.5
Heisenbergite
Hardness: 2
Hejtmanite
Hardness: 4.5
Heklaite
Hellandite-(ce)
Hellandite-(y)
Hardness: 5.5

Hellyerite
Hardness: 2.5
Helmutwinklerite
Hardness: 4.5
Helvine
Hardness: 6 - 6.5
Hematolite
Hardness: 3.5
Hematophanite
Hardness: 2 - 3

Hemihedrite
Hardness: 3

Hemimorphite
Hardness: 4.5 - 5
Hemleyite
Hemloite
Hardness: 6.5

Hemusite
Hardness: 4

Hendekasartorite
Hardness: 3 - 3.5
Hendersonite
Hardness: 2.5
Hendricksite
Hardness: 2.5 - 3
Heneuite
Hardness: 5.5
Henmilite
Hardness: 1.5 - 2
Hennomartinite
Hardness: 4
Henritermierite
Henryite
Hardness: 3.5
Henrymeyerite
Hardness: 5 - 6
Hentschelite
Hardness: 3.5
Hephaistosite
Heptasartorite
Hardness: 3 - 3.5

Herbertsmithite
Hardness: 3 - 3.5

Hercynite
Hardness: 7.5
Hereroite
Hermannjahnite
Hermannroseite
Herzenbergite
Hardness: 2

Hessite
Hardness: 2 - 3
Hetaerolite
Hardness: 6

Heterogenite
Hardness: 3 - 5
Heteromorphite
Hardness: 2.5 - 3
Heterosite
Hardness: 4 - 4.5
Heulandite-ba
Hardness: 3.5
Heulandite-ca
Hardness: 3.5 - 4
Heulandite-k
Hardness: 3 - 3.5
Heulandite-na
Hardness: 3 - 3.5
Heulandite-sr
Hardness: 3 - 3.5
Hewettite
Hexacelsian
Hexaferrum
Hardness: 6 - 7
Hexahydrite
Hardness: 2 - 2.5
Hexahydroborite
Hardness: 2.5
Hexamolybdenum
Heyerdahlite
Hardness: 3
Heyite
Hardness: 4
Heyrovskýite
Hardness: 4 - 5
Hezuolinite
Hardness: 5.5 - 6
Hiärneite
Hardness: 7

Hibbingite

Hibonite
Hardness: 7.5 - 8
Hibonite-(fe)

Hidalgoite
Hardness: 4.5
Hielscherite
Hardness: 2 - 2.5
Hieratite
Hardness: 2.5
Hilairite
Hardness: 4.5
Hilarionite
Hardness: 2

Hilgardite
Hardness: 5
Hillebrandite
Hardness: 5 - 5.5
Hillesheimite
Hardness: 4
Hillite
Hardness: 3.5
Hingganite-(ce)
Hardness: 5 - 6
Hingganite-(nd)
Hardness: 5 - 6
Hingganite-(y)
Hardness: 6 - 7
Hingganite-(yb)
Hardness: 6 - 7
Hinsdalite
Hardness: 4.5
Hiortdahlite
Hardness: 5 - 5.5
Hiroseite

Hisingerite
Hardness: 2.5 - 3
Hitachiite
Hardness: 2.5 - 3
Hizenite-(y)
Hjalmarite
Hloušekite
Hardness: 2 - 3
Hocartite
Hardness: 4
Hochelagaite
Hardness: 4
Hodgesmithite

Hodgkinsonite
Hardness: 4.5 - 5
Hodrušite
Hardness: 4 - 5

Hoelite
Hoganite
Hogarthite
Hardness: 4
Høgtuvaite
Hardness: 5.5
Hohmannite
Hardness: 3
Hokoite
Holdawayite
Hardness: 3
Holdenite
Hardness: 4
Holfertite
Hardness: 4

Hollandite
Hardness: 4 - 6
Hollingworthite
Hardness: 6 - 6.5
Hollisterite

Holmquistite
Hardness: 5.5
Holtedahlite
Hardness: 4.5 - 5
Holtite
Hardness: 8.5
Holtstamite
Homilite
Hardness: 5 - 5.5
Honeaite
Honessite
Hardness: 1 - 1.5
Hongheite
Hongshiite
Hardness: 4
Honzaite
Hardness: 3

Hopeite
Hardness: 3.5
Horákite
Hardness: 2

Hörnesite
Hardness: 1
Horomanite
Horváthite-(y)
Hardness: 4
Hotsonite
Hardness: 2.5
Housleyite
Howardevansite
Howieite
Hrabákite

Hsianghualite
Hardness: 6.5
Huanghoite-(ce)
Hardness: 4.5 - 5
Huangite
Hardness: 3 - 4
Huanzalaite

Hubeite
Hardness: 5.5

Huemulite
Hardness: 2.5 - 3
Huenite
Hardness: 3.5 - 4
Hügelite
Hardness: 2 - 3
Hughesite
Hardness: 1
Huizingite-(al)
Hardness: 2.5
Hulsite
Hardness: 3
Humberstonite
Hardness: 2.5

Humboldtine
Hardness: 1.5 - 2

Humite
Hardness: 6
Hummerite
Hunchunite
Hardness: 3.5
Hundholmenite-(y)
Hardness: 5 - 6
Hungchaoite
Hardness: 2.5

Huntite
Hardness: 1 - 2
Hurlbutite
Hardness: 6
Hutcheonite

Hutchinsonite
Hardness: 1.5 - 2
Huttonite
Hardness: 5
Hyalotekite
Hardness: 5.5
Hydrobasaluminite
Hydrobiotite
Hardness: 2.5 - 3

Hydroboracite
Hardness: 2
Hydrocalumite
Hardness: 3
Hydrocerussite
Hardness: 3.5
Hydrochlorborite
Hardness: 2.5
Hydrodelhayelite
Hardness: 4
Hydrodresserite
Hardness: 3 - 4
Hydroglauberite
Hydrohalite
Hydrohonessite

Hydrokenoelsmoreite
Hardness: 3
Hydrokenomicrolite
Hardness: 5
Hydrokenopyrochlore
Hydrokenoralstonite
Hardness: 4.5

Hydromagnesite
Hardness: 3.5
Hydrombobomkulite
Hydroniumjarosite
Hardness: 4 - 4.5
Hydroniumpharmacoalumite
Hardness: 2.5
Hydroniumpharmacosiderite
Hydropascoite
Hardness: 1.5
Hydropyrochlore
Hardness: 4 - 4.5
Hydroromarchite
Hydroscarbroite

Hydrotalcite
Hardness: 2
Hydroterskite
Hydrotungstite
Hardness: 2
Hydrowoodwardite
Hydroxyapophyllite-(k)
Hardness: 4 - 5
Hydroxycalciomicrolite
Hardness: 5 - 6
Hydroxycalciopyrochlore
Hardness: 5 - 6
Hydroxycalcioroméite
Hardness: 5.5
Hydroxycancrinite
Hardness: 6
Hydroxyferroroméite
Hydroxykenoelsmoreite
Hardness: 3
Hydroxykenomicrolite
Hydroxykenopyrochlore
Hydroxylapatite
Hardness: 5
Hydroxylbastnäsite-(ce)
Hardness: 4
Hydroxylbastnäsite-(nd)
Hardness: 1 - 2
Hydroxylborite
Hardness: 3.5
Hydroxylchondrodite
Hardness: 6
Hydroxylclinohumite
Hardness: 6.5
Hydroxyledgrewite
Hardness: 5.5 - 6.5
Hydroxylellestadite
Hardness: 4.5
Hydroxylgugiaite
Hardness: 5
Hydroxylhedyphane
Hydroxylherderite
Hardness: 5 - 5.5
Hydroxylpyromorphite
Hydroxylwagnerite
Hydroxymanganopyrochlore
Hydroxymcglassonite-(k)
Hydroxynatropyrochlore
Hardness: 5
Hydroxyplumbopyrochlore

Hydrozincite
Hardness: 2 - 2.5
Hylbrownite
Hypercinnabar
Hardness: 3
Hyršlite
Hyttsjöite
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