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.
190 specimens starting with "N" (of 5,084 total)
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Nabalamprophyllite
Hardness: 3
Nabaphite
Hardness: 2
Nabesite
Hardness: 5 - 6
Nabiasite
Hardness: 5
Nabimusaite
Hardness: 5
Nabokoite
Hardness: 2.5
Nacaphite
Hardness: 3
Nacareniobsite-(ce)
Hardness: 5
Nacrite
Hardness: 2 - 2.5
Nadorite
Hardness: 3.5 - 4
Nafertisite
Hardness: 2 - 3
Nagashimalite
Hardness: 6
Nagelschmidtite
Nagyágite
Hardness: 1 - 1.5
Nahcolite
Hardness: 2.5
Nahpoite
Hardness: 1 - 2
Nakauriite
Nakkaalaaqite
Naldrettite
Hardness: 4 - 5
Nalipoite
Hardness: 4
Nalivkinite
Hardness: 3
Namansilite
Hardness: 6 - 7
Nambulite
Hardness: 6.5
Namibite
Hardness: 4.5 - 5
Namuwite
Hardness: 2
Nanlingite
Hardness: 2.5
Nanpingite
Hardness: 2.5 - 3
Nantokite
Hardness: 2 - 2.5
Naquite
Hardness: 6.5
Narsarsukite
Hardness: 7
Nashite
Hardness: 2
Nasinite
Nasledovite
Hardness: 2
Nasonite
Hardness: 4
Nastrophite
Hardness: 2
Nataliakulikite
Hardness: 5.5 - 6
Nataliyamalikite
Natalyite
Hardness: 6.5
Natanite
Hardness: 5
Natisite
Hardness: 3 - 4
Native copper
Natrite
Hardness: 1 - 1.5
Natroalunite
Hardness: 3.5 - 4
Natroaphthitalite
Natroboltwoodite
Natrochalcite
Hardness: 4.5
Natrodufrénite
Hardness: 3.5 - 4.5
Natroglaucocerinite
Natrojarosite
Hardness: 2.5 - 3.5
Natrolemoynite
Hardness: 3
Natromarkeyite
Natron
Hardness: 1 - 1.5
Natronambulite
Hardness: 5.5 - 6
Natroniobite
Hardness: 5.5 - 6
Natropalermoite
Hardness: 5.5
Natropharmacoalumite
Hardness: 2.5
Natropharmacosiderite
Hardness: 3
Natrophilite
Hardness: 4.5 - 5
Natrophosphate
Hardness: 2.5
Natrosilite
Natrosulfatourea
Natrotantite
Hardness: 7
Natrotitanite
Natrouranospinite
Hardness: 2.5
Natrowalentaite
Natroxalate
Hardness: 3
Natrozippeite
Hardness: 5 - 5.5
Naujakasite
Hardness: 2 - 3
Naumannite
Hardness: 2.5
Navajoite
Hardness: 1.5
Navrotskyite
Nazarovite
Nchwaningite
Hardness: 5.5
Nealite
Hardness: 4
Nechelyustovite
Hardness: 3
Nefedovite
Hardness: 4.5
Negevite
Neighborite
Hardness: 4.5
Nekoite
Nekrasovite
Hardness: 4.5
Nelenite
Hardness: 5
Neltnerite
Hardness: 6
Nenadkevichite
Hardness: 5
Neotocite
Hardness: 3 - 4
Népouite
Hardness: 2 - 2.5
Nepskoeite
Hardness: 1.5 - 2
Neskevaaraite-fe
Hardness: 5
Nesquehonite
Hardness: 2.5
Nestolaite
Hardness: 2.5
Neustädtelite
Hardness: 4.5
Nevadaite
Hardness: 3
Nevskite
Hardness: 3
Newberyite
Hardness: 3 - 3.5
Neyite
Hardness: 2.5
Nežilovite
Hardness: 4 - 5
Niahite
Niasite
Nichromite
Nickel
Hardness: 3.5
Nickelaustinite
Hardness: 4
Nickelbischofite
Hardness: 1.5
Nickelblödite
Nickelboussingaultite
Hardness: 2.5
Nickelhexahydrite
Hardness: 2
Nickellotharmeyerite
Hardness: 4.5
Nickelphosphide
Hardness: 6.5 - 7
Nickelpicromerite
Hardness: 2 - 2.5
Nickelschneebergite
Hardness: 4 - 4.5
Nickelskutterudite
Hardness: 5.5 - 6
Nickeltalmessite
Hardness: 4
Nickeltsumcorite
Hardness: 4
Nickeltyrrellite
Nickelzippeite
Hardness: 5 - 5.5
Nickenichite
Hardness: 3
Nickolayite
Nicksobolevite
Hardness: 2 - 2.5
Niedermayrite
Nielsbohrite
Hardness: 2
Nielsenite
Nierite
Hardness: 9
Nifontovite
Hardness: 3.5
Niggliite
Hardness: 3
Niigataite
Hardness: 5 - 5.5
Nikischerite
Nikmelnikovite
Niksergievite
Hardness: 1 - 1.5
Nimite
Hardness: 3
Ningyoite
Hardness: 3 - 4
Niningerite
Hardness: 3.5 - 4
Nioboaeschynite-(ce)
Hardness: 5.5
Nioboaeschynite-(y)
Hardness: 5 - 6
Niobocarbide
Hardness: 8
Nioboheftetjernite
Nioboholtite
Niobokupletskite
Hardness: 3 - 4
Niobophyllite
Hardness: 3 - 4
Niocalite
Hardness: 6
Nipalarsite
Hardness: 4
Nisbite
Hardness: 5
Nishanbaevite
Nisnite
Nissonite
Hardness: 2.5
Niter
Hardness: 2
Nitratine
Hardness: 1.5 - 2
Nitrobarite
Hardness: 3
Nitrocalcite
Hardness: 1 - 2
Nitromagnesite
Nitscheite
Niveolanite
Nixonite
Hardness: 5 - 6
Nizamoffite
Hardness: 3.5
Nobleite
Hardness: 3
Noelbensonite
Hardness: 4
Nöggerathite-(ce)
Hardness: 5.5
Nolanite
Hardness: 5 - 5.5
Nollmotzite
Nolzeite
Nontronite
Hardness: 1.5 - 2
Noonkanbahite
Hardness: 6
Norbergite
Hardness: 6 - 6.5
Nordenskiöldine
Hardness: 5.5 - 6
Nordgauite
Nordite-(ce)
Hardness: 5
Nordite-(la)
Hardness: 5 - 6
Nordstrandite
Hardness: 3
Nordströmite
Hardness: 2 - 2.5
Norilskite
Hardness: 4
Normandite
Hardness: 5 - 6
Norrishite
Hardness: 2.5
Norsethite
Hardness: 3.5
Northstarite
Northupite
Hardness: 3.5 - 4
Nosean
Hardness: 5.5
Nováčekite-i
Hardness: 2.5
Nováčekite-ii
Hardness: 2 - 2.5
Novákite
Hardness: 3 - 3.5
Novgorodovaite
Hardness: 2.5
Novodneprite
Novograblenovite
Hardness: 1 - 2
Nowackiite
Hardness: 3.5 - 4
Nsutite
Hardness: 6.5 - 8
Nuffieldite
Hardness: 3.5 - 4
Nukundamite
Hardness: 3.5
Nullaginite
Hardness: 1.5 - 2
Numanoite
Hardness: 4.5
Nuragheite
Nuwaite
Nybøite
Hardness: 5 - 6
Nyerereite
Nyholmite
Hardness: 3 - 3.5
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