Mineral identifying properties Flashcards

1
Q

Talc

A

soapy/ greasy texture
variety of colour
Hardness of 1
Earthy or pearly luster
iron nugget

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2
Q

Gypsum

A

tilted cleavage, never a perfect cube
angled
vitreous luster
clear colour
hardness of 2

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3
Q

Calcite

A

diagonal facing lines within the mineral
creamy/ foggy white/marble
3 cleavage
hardness of 3
vitereous luster

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4
Q

Orthoclase

A

pale green
hardness of 4
vitereous luster
emerald/amethyst

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5
Q

Apatite

A

greasy
variety of colours
hardness of 5
vitereous luster
green, could be blue, or within another rock

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6
Q

microcline

A

vitereous luster
hardness of 6
salmon
rough feeling
looks like it has viens
you MICROwave salmon

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7
Q

quartz

A

clear
hardness of 7
vitereous luster
crystal movie look- can be
hexagonal/ diamond look

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8
Q

topaz

A

soft/smooth feeling
dusty clear
hardness of 8
vitereous luster
nether quartz

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9
Q

corundum

A

brown/purple
Adamantin to vitereous luster
hardness of 9
redstone torch

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10
Q

Actinolite

A

variety of colour- green main mineral
hardness of 5-6
tiny crystals in the mineral
vitereous luster
obsidian

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11
Q

Albite

A

white streak
grey colour
hardness 6.5-7.5
vitereous luster
clay

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12
Q

garnet

A

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

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13
Q

pyroxene

A

vitereous luster
hardness of 5-6
black/brown colour
looks like your average rock bro
stone

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14
Q

Biotite

A

vitreous luster
hardness of 2.5-3
fragile
thin
black in colour
flint& steel

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15
Q

Chlorite

A

vitereous luster
hardness of 2-2.5
shiney
grey in colour
powdered concrete

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16
Q

Dolomite

A

vitreous luster
hardness of 3.5-4
white marbley
grainy
gravel

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17
Q

gypsum #2

A

shiney
pink/white
vitereous luster
hardness of 2
smooth
iron ore

18
Q

Hornblende

A

vitereous luster
black colour
hardness of 5-6
very shiney
coal

19
Q

Kaolinite

A

chalky
white
dusty
Earthy luster
white streak
hardness of 2-2.5
skeleton bone

20
Q

muscovite

A

thin
clear
vitereous luster
plasticey
window pain

21
Q

Olivine

A

vitereous luster
olive green
6.5-7 hardness
sandpaper feel

22
Q

Chert

A

vitreous luster
white/brown colour
hardness of 6.5
cobblestone
smooth
marbly

23
Q

Quartz

A

vitereous luster
7-7.5 hardness
clear
inside the mineral fractured crystals
not Halite

24
Q

Serpentine

A

waxey Luster
sage green
hardness of 2.5-3.5
green but hidden within other minerals
feels like an average rock

25
Bauxite
Earthy luster brown salmon 1.5-3.0 hardness Streak is orange looks like bubbles/circles in the mineral sandstone/endstone
26
Chalcopyrite
metallic luster black/grey streak 3.5-4 hardness gold green colour gold nugget/glowstone feels rough
27
Galena
metallic luster 2.5 hardness grey colour grey/black streak more shiney blue heavy stain glass borg cube
28
Graphite
metallic luster pencil lead dusts onto your finger dark grey streak silver dark colour 1-2 hardness
29
Halite
vitereous luster less hard then quartz (2.5) clear colour cube- ice tray smooth feeling glass block
30
Hermatite
vitereous luster red streak red brown colour grainey nether block
31
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
32
Magnetite
vitereous luster grey colour 5.5-6.5 hardness spakley rough fuzzy- sandpaper charcoal
33
Malachite
Earthy luster grey streak green colour 3.5-4 hardness feels fuzzy lapis
34
Pyrite
metallic luster gold colour favourite one streak is black 6-6.5 hardness gold bar
35
Sphalerite
metallic luster 3.5-4 hardness brown, grey colour/black shiny netherite
36
Sulfer
vitereous luster chalky- I hate the feeling yellow- bright colour 1.5-2.5 hardness soapy yellow die
37
Barite
pearly or vitreous luster many colours often white looks like different layers of rocks over each other 3-3.5 hardness
38
Molybelenite
metallic luster 1.5 hardness
39
Bornite
metallic luster hardness of 3
40
Arsenopyrite
metallic luster a bit toxic 5.5-6 hardness
41
Tourmaline
Vitreous luster 7-7.5 hardness
42
Azurite
deep blue colour vitreous luster 3.5-4 hardness