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Gemstone Mineral Groups

Classified List Of Minerals

GroupSeries Or SubgroupSpecies/Chemical Formula
Silica groupquartz – Si02

cristobalite – SiO2

tridymite – SiO2

coesite – SiO2

stishovite – SiO2

Feldspar grouppotassium feldsparorthoclase – KAlSi3 O8

sanidine – (K,NA)AlSi3O8

microcline – KAlSiO8

 

Plagioclase feldspar seriesalbite – NaAlSiO8

anorthite – CaAl2SiO8

Feldspathoid groupanalcime – NaAlSiO6.H2O

leucite – KAlSiO6

nepheline – (Na,k)AlSiO4

Scapolite groupScapolite seriesmarialite – Na4(AlSi3O8)3Cl

meionite – Ca4(Al2SiO8)3(CO3,SO4)

Zeolite groupnatrolite – Na2AlSi3O10.2H2O

chabazite – CaAl2Si4O12.6H2O

heulandite – CaAl2Si7O18.6H2O

stilbite – CaAl2Si7O18.7H2O

sodalite – Na8(Al6Si6O24)Cl2

Otherberyl –

cordierite –

Serpentine groupSerpentine mineralsantigorite –

chrysotile –

lizardite –

Clay mineral groupSmectite subgroupmontmorillonite –
Illite subgroupillite –
Other clayskaolinite –

pyrophyllite –

talc –

Mica groupBiotite seriesphlogopite –

annite –

Other micasmuscovite –

margarite –

paragonite –

lepidolite –

Chlorite group other sheet silicateschlorite –

prehnite –

sepiolite –

apophyllite –

Pyroxene groupOrthopyroxene (hypersthene series)enstatite –

ferrosilite –

Clinopyroxene(diopsidehedenbergite series)diopside –

hedenbergite –

Other clinopyroxenespigeonite –

augite –

jadeite –

spodumene –

Amphibole groupCummingtonite seriescummingtonite –

grunerite –

Tremolite seriestremolite –

actinolite –

Otheranthophyllite –

glaucophane –

hornblende –

kaersutite –

Pyroxenoid groupwollastonite –

rhodonite –

pectolite –

Melilite groupghelenite –

akermanite –

Othertourmaline –
Garnet groupPyralspite seriespyrope –

almandine –

spessartine –

Ugrandite seriesuvarovite –

grossular –

andradite –

Olivine groupOlivine seriesforsterite –

fayalite –

Othermonticellite –
Humite groupnorbergite –

chondrodite –

humite-

clinohumite –

Aluminosilicate groupkyanite –

andalusite –

sillimanite –

Other isolated tetrahedral silicatesstaurolite –

chloritoid –

titanite(sphene) –

topaz –

zircon –

Lawsonite grouplawsonite –
Epidote groupepidote –

clinozoisite –

Other paired tetrahedral silicatesvesuvianite –
Native metal groupgold –

silver –

platinum –

copper –

Native semimetal grouparsenic –

antimony –

bismuth –

Native nonmetal groupdiamond –

graphite –

sulfur –

Tetrahedral sulfide groupchalcopyrite –

bornite –

enargite –

wurtzite –

sphalerite –

Octahedral sulfide groupgalena –

pyrrhotite –

niccolite –

mixed sulfide grouppentlandite –
Other sulfides,Arsenides, and sulfosaltsSulfidesmolybdenite –

millerite –

cinnabar –

covellite –

chalcocite –

argentite –

pyrite –

cobalite –

marcasite –

Arsenides and sulfosaltsarsenopyrite –

sutterudite –

stibnite –

boulangerite –

tetrahedrite –

proustite –

pyrargyrite –

orpiment –

realgar –

Halidehalite –

sylvite –

chlorargerite –

atacamite –

carnallite –

fluorite –

cryolite –

Tetrahedral oxide groupzincite –
Octahedral oxide groupTiO2 mineralsanatase –

rutile –

brookite –

Other octahedral oxidespericlase –

hematite –

corundum –

ilmenite –

cassiterite –

pyrolusite –

columbite –

tantalite –

Spinel group“Inverse” spinelsspinel –

magnetite –

“Normal “spinelschromite –

franklinite –

Cubic oxidesuraninite –
Other oxideschrysoberyl –

perovskite –

cuprite –

Hydroxide groupgibbsite –

brucite –

manganite –

goethite –

diaspore –

lepidocrocite –

romanechite –

Calcite groupcalcite –

magnesite –

siderite –

rhodochrosite –

smithsonite –

Dolomite groupdolomite –

ankerite –

Aragonite grouparagonite –

witherite –

strontianite –

cerussite –

Other carbonatesmalachite –

azurite –

trona –

Nitrate groupnitratite –

niter –

Anyhdrous borate groupboracite –

sinhalite –

Hydrous borate groupborax –

kernite –

ulexite –

colemanite –

Anhydrous sulfate groupanhydrite –

barite –

celestite –

anglesite –

Hydrous sulfate groupgypsum –

chalcanthite –

epsomite –

antlerite –

alunite –

Tungstate groupWolframite serieshuebnerite –

ferberite –

Other tungstatesscheelite –
Molybdate groupwulfenite –

powellite –

Chromate groupcrocoite
Phosphate groupmonazite –

triphylite –

apatite –

pyromorphite –

amblygonite –

lazulite –

wavellite –

vivianite –

variscite –

turquoise –

autunite –

Vanadate groupvanadinite –

carnotite –

Arsenate grouperythrite –

scorodite –

 

Products

  • Ruby 1.08ct 7.44x4.64x3.34mm Natural Gemstone Burma 21,465.00 19,200.00
  • Amethyst 9.38ct 16x12x8.2mm Natural Gemstone 2,931.00 2,345.00
  • Kunzite 18.02ct 14.00x14.00x10.20mm Natural Gemstone Afghanistan 22,525.00 18,020.00
  • Sillimanite Cats Eye 2.62ct 8.8x7.1x4.7mm Natural Gemstone India 3,275.00 2,620.00
  • Opal 2.66ct 10.8x9.2x5.8mm Natural Gemstone Ethiopia 6,650.00 5,320.00
  • Star Ruby 8.18ct 11.09x9.34x7mm Natural Gemstone 7,668.00 6,135.00
  • White Sapphire 0.76ct 6.05x4.90x3.06mm Natural Gemstone Ceylon 11,856.00 11,400.00
  • Graphic Jasper Gemstone Graphic Jasper 16.51ct 27.11x17.26x5.06mm Natural Gemstone Indonesia 2,063.00 1,651.00
  • Sillimanite 6.42ct 14.2x10x6.3mm Natural Rare Gemstone India 16,050.00 12,840.00
  • Charoite 7.27ct 14.06x10.11x5.79mm Natural Gemstone Russia 908.00 727.00

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