melinite
A yellow clay mineral from Bavaria.
An explosive containing picric acid and guncotton.

melinites
plural of melinite

meliphanite
A tetragonal-disphenoidal mineral containing aluminum, beryllium, calcium, fluorine, hydrogen, oxygen, silicon, and sodium.

melkovite
A monoclinic mineral containing calcium, hydrogen, iron, molybdenum, oxygen, and phosphorus.

mellite
A mineral that is the aluminium salt of mellitic acid; honeystone.

mellites
plural of mellite

melnicovite
Alternative form of melnikovite.

melnikovite
A mixture of pyrite and marcasite.

melonite
A nickel telluride mineral.

mendipite
An orthorhombic-disphenoidal mineral containing chlorine, lead, and oxygen.

meneghinite
A blackish-grey orthorhombic sulfosalt mineral.

meneghinites
plural of meneghinite

menezesite
A reddish-brown isometric mineral containing barium, hydrogen, magnesium, niobium, oxygen and zirconium

menilite
A greyish-brown form of opal.

menilites
plural of menilite

mercallite
An orthorhombic-dipyramidal mineral containing hydrogen, oxygen, potassium, and sulfur.

mereheadite
A monoclinic-prismatic mineral containing chlorine, hydrogen, lead, and oxygen.

mereiterite
A monoclinic-prismatic pale yellow mineral containing hydrogen, iron, oxygen, potassium, and sulfur.

merenskyite
A trigonal-ditrigonal pyramidal white mineral containing bismuth, palladium, platinum, and tellurium.

merlinoite
An orthorhombic-dipyramidal mineral containing aluminum, barium, calcium, hydrogen, iron, oxygen, potassium, silicon, and sodium.

merrihueite
A hexagonal-dihexagonal dipyramidal greenish blue mineral containing iron, magnesium, oxygen, potassium, silicon, and sodium.

mertieite
A mineral containing palladium, antimony and arsenic.

merwinite
A monoclinic-prismatic mineral containing calcium, magnesium, oxygen, and silicon.

mesole
thomsonite

mesophase
Any of the phases of a liquid crystal

mesophases
plural of mesophase

mesozone
An intermediate zone of the lithosphere characterised by metamorphic rock

mesozones
plural of mesozone

messelite
A triclinic-pinacoidal mineral containing calcium, hydrogen, iron, manganese, oxygen, and phosphorus.

metaandesite
Alternative form of meta-andesite.

metaautunite
Alternative form of meta-autunite.

metabasalt
An amphibolite produced from a basalt by metamorphism.

metabasalts
plural of metabasalt

metabasite
A metamorphosed form of a basalt, dolerite or similar rock

metabasites
plural of metabasite

metabauxite
A metamorphosed variety of bauxite.

metabauxites
plural of metabauxite

metabentonite
A metamorphosed bentonite.

metaborite
An isometric-hextetrahedral mineral containing boron, hydrogen, and oxygen.

metacalciouranoite
An orthorhombic orange mineral containing barium, calcium, hydrogen, lead, oxygen, sodium, and uranium.

metacinnabar
A isometric-hextetrahedral form of the mineral, cinnabar, containing mercury and sulfur and ranging from black to grayish white.

metacinnabarite
Synonym of metacinnabar.

metacinnabarites
plural of metacinnabarite

metadelrioite
A triclinic-pinacoidal pale yellow green mineral containing calcium, hydrogen, oxygen, strontium, and vanadium.

metadiorite
A metamorphosed diorite.

metagabbro
metamorphosed gabbro

metagabbros
plural of metagabbro

metagranite
A metamorphosed granite.

metagranites
plural of metagranite

metagraywacke
Alternative spelling of metagreywacke.

metagraywackes
plural of metagraywacke

metagreywacke
A greywacke that has undergone metamorphism to some degree.

metagreywackes
plural of metagreywacke

metahalloysite
A metamorphosed halloysite.

metaheinrichite
A monoclinic-sphenoidal yellowish green mineral containing arsenic, barium, hydrogen, oxygen, and uranium.

metahewettite
A monoclinic-prismatic red mineral containing calcium, hydrogen, oxygen, and vanadium.

metahohmannite
A triclinic-pinacoidal orange mineral containing hydrogen, iron, oxygen, and sulfur.

metakahlerite
A tetragonal-ditetragonal dipyramidal sulfur yellow mineral containing arsenic, hydrogen, iron, oxygen, and uranium.

metakirchheimerite
A tetragonal-ditetragonal dipyramidal light pink mineral containing arsenic, cobalt, hydrogen, oxygen, and uranium.

metalodevite
A tetragonal-dipyramidal mineral containing arsenic, hydrogen, oxygen, uranium, and zinc.

metamicts
plural of metamict

metamontmorillonite
A dehydrated form of montmorillonite.

metamorphics
plural of metamorphic

metamudstone
A mudstone that has undergone metamorphism to some degree.

metamudstones
plural of metamudstone

metamunirite
An orthorhombic-dipyramidal colorless mineral containing oxygen, sodium, and vanadium.

metanatrolite
A metamorphosed variety of natrolite.

metanorite
metamorphosed norite

metapelite
A metamorphosed pelite rock

metapelites
plural of metapelite

metapsammite
A metamorphosed psammite.

metaquartzite
Synonym of quartzite.

metaquartzites
plural of metaquartzite

metaradiolarite
A metamorphosed radiolarite.

metarhyolite
A metamorphosed rhyolite.

metarossite
A triclinic-pinacoidal yellow mineral containing calcium, hydrogen, oxygen, and vanadium.

metasandstone
A sandstone that has undergone metamorphism to some degree.

metasandstones
plural of metasandstone

metaschoderite
A monoclinic-prismatic yellow orange mineral containing aluminum, hydrogen, oxygen, phosphorus, and vanadium.

metaschoepite
An orthorhombic-dipyramidal mineral containing hydrogen, oxygen, and uranium.

metasediment
A metamorphosed sedimentary rock.

metasediments
plural of metasediment

metasideronatrite
An orthorhombic mineral containing hydrogen, iron, oxygen, sodium, and sulfur.

metasomatite
A metasomatic rock.

metasomatites
plural of metasomatite

metastibnite
An amorphous mineral containing antimony and sulfur.

metastudtite
An orthorhombic-dipyramidal light yellow mineral containing hydrogen, oxygen, and uranium.

metaswitzerite
A monoclinic-prismatic mineral containing hydrogen, manganese, oxygen, and phosphorus.

metathenardite
A metamorphosed variety of thenardite.

metatyuyamunite
An orthorhombic-dipyramidal mineral containing calcium, hydrogen, oxygen, uranium, and vanadium.

metavandendriesscheite
An orthorhombic mineral containing hydrogen, lead, oxygen, and uranium.

metavanmeersscheite
An orthorhombic-pyramidal canary yellow mineral containing hydrogen, oxygen, phosphorus, and uranium.

metavanuralite
A triclinic lemon mineral containing aluminum, hydrogen, oxygen, uranium, and vanadium.

metavariscite
A monoclinic-prismatic light green mineral containing aluminum, hydrogen, oxygen, and phosphorus.

metavauxite
A monoclinic-prismatic mineral containing aluminum, hydrogen, iron, oxygen, and phosphorus.

metavivianite
A triclinic mineral containing hydrogen, iron, oxygen, and phosphorus.

metavoltine
A trigonal-rhombohedral mineral containing hydrogen, iron, oxygen, potassium, sodium, sulfur, and zinc.

metazellerite
An orthorhombic light yellow mineral containing calcium, carbon, hydrogen, oxygen, and uranium.

metazeunerite
A tetragonal-dipyramidal mineral containing arsenic, copper, hydrogen, oxygen, and uranium.

meteoriticist
A scientist involved in meteoritics.

meteoriticists
plural of meteoriticist

meteoritics
The science that deals with meteors, meteorites, and meteoroids.

meymacite
An amorphous yellow brown mineral containing hydrogen, oxygen, and tungsten.

mgriite
A copper-arsenic-selenium mineral.

miascite
Alternative form of miaskite, or sometimes miassite.

miascites
plural of miascite

miaskite
A granitoid rock containing biotite and elaeolite, a kind of nepheline syenite.

miaskites
plural of miaskite

miassite
An isometric-hexoctahedral gray mineral containing rhodium and sulfur.

micheelsenite
A hexagonal-pyramidal mineral containing aluminum, calcium, carbon, dysprosium, hydrogen, oxygen, phosphorus, and yttrium.

michenerite
An isometric-tetartoidal silver white mineral containing bismuth, palladium, platinum, and tellurium.