Mineral identifying properties Flashcards
Talc
soapy/ greasy texture
variety of colour
Hardness of 1
Earthy or pearly luster
iron nugget
Gypsum
tilted cleavage, never a perfect cube
angled
vitreous luster
clear colour
hardness of 2
Calcite
diagonal facing lines within the mineral
creamy/ foggy white/marble
3 cleavage
hardness of 3
vitereous luster
Orthoclase
pale green
hardness of 4
vitereous luster
emerald/amethyst
Apatite
greasy
variety of colours
hardness of 5
vitereous luster
green, could be blue, or within another rock
microcline
vitereous luster
hardness of 6
salmon
rough feeling
looks like it has viens
you MICROwave salmon
quartz
clear
hardness of 7
vitereous luster
crystal movie look- can be
hexagonal/ diamond look
topaz
soft/smooth feeling
dusty clear
hardness of 8
vitereous luster
nether quartz
corundum
brown/purple
Adamantin to vitereous luster
hardness of 9
redstone torch
Actinolite
variety of colour- green main mineral
hardness of 5-6
tiny crystals in the mineral
vitereous luster
obsidian
Albite
white streak
grey colour
hardness 6.5-7.5
vitereous luster
clay
garnet
vitereous luster
hardness of 6.5-7.5
goldy brown colour
main mineral is red anything else extra
made up of tiny pieces (pixely)
redstone
pyroxene
vitereous luster
hardness of 5-6
black/brown colour
looks like your average rock bro
stone
Biotite
vitreous luster
hardness of 2.5-3
fragile
thin
black in colour
flint& steel
Chlorite
vitereous luster
hardness of 2-2.5
shiney
grey in colour
powdered concrete
Dolomite
vitreous luster
hardness of 3.5-4
white marbley
grainy
gravel
gypsum #2
shiney
pink/white
vitereous luster
hardness of 2
smooth
iron ore
Hornblende
vitereous luster
black colour
hardness of 5-6
very shiney
coal
Kaolinite
chalky
white
dusty
Earthy luster
white streak
hardness of 2-2.5
skeleton bone
muscovite
thin
clear
vitereous luster
plasticey
window pain
Olivine
vitereous luster
olive green
6.5-7 hardness
sandpaper feel
Chert
vitreous luster
white/brown colour
hardness of 6.5
cobblestone
smooth
marbly
Quartz
vitereous luster
7-7.5 hardness
clear
inside the mineral fractured crystals
not Halite
Serpentine
waxey Luster
sage green
hardness of 2.5-3.5
green but hidden within other minerals
feels like an average rock
Bauxite
Earthy luster
brown salmon
1.5-3.0 hardness
Streak is orange
looks like bubbles/circles in the mineral
sandstone/endstone
Chalcopyrite
metallic luster
black/grey streak
3.5-4 hardness
gold green colour
gold nugget/glowstone
feels rough
Galena
metallic luster
2.5 hardness
grey colour
grey/black streak
more shiney blue
heavy
stain glass
borg cube
Graphite
metallic luster
pencil lead
dusts onto your finger
dark grey streak
silver dark colour
1-2 hardness
Halite
vitereous luster
less hard then quartz (2.5)
clear colour
cube- ice tray
smooth feeling
glass block
Hermatite
vitereous luster
red streak
red brown colour
grainey
nether block
Limonite
woolly luster
looks moldy
light orange streak
brown moldy colour
lemons go moldy= limonite
4-5.5 hardness
nether sand (soul sand)
feels grainy
Magnetite
vitereous luster
grey colour
5.5-6.5 hardness
spakley
rough fuzzy- sandpaper
charcoal
Malachite
Earthy luster
grey streak
green colour
3.5-4 hardness
feels fuzzy
lapis
Pyrite
metallic luster
gold colour
favourite one
streak is black
6-6.5 hardness
gold bar
Sphalerite
metallic luster
3.5-4 hardness
brown, grey colour/black
shiny
netherite
Sulfer
vitereous luster
chalky- I hate the feeling
yellow- bright colour
1.5-2.5 hardness
soapy
yellow die
Barite
pearly or vitreous luster
many colours often white
looks like different layers of rocks over each other
3-3.5 hardness
Molybelenite
metallic luster
1.5 hardness
Bornite
metallic luster
hardness of 3
Arsenopyrite
metallic luster
a bit toxic
5.5-6 hardness
Tourmaline
Vitreous luster
7-7.5 hardness
Azurite
deep blue colour
vitreous luster
3.5-4 hardness
