Geology Tutorial exam (copy)

Mineral, Metallic, black streak, very soft, 90 cleavage, high specific gravity

Mineral, Sub metallic, black streak, can be cut by a knife, magnetic

Mineral, Submetallic (gold), Greenish black streak, can be cut by a penny, low specific gravity

Mineral, submetallic, dark grey streak, can be cut by a nail, low specific gravity

Mineral, submetallic, dark grey streak with a gold tinge, can be cut by a nail, bladed, looks like gold

Mineral, rust-red earthy, red streak, can be but by nail

Mineral, dull, brown yellow streak, can be cut by the knife, round crystal habit, conchoidal

Mineral, waxy-vitreous, colorless/white streak, can be cut by the penny, reacts to HCl, (double refraction if see-through)

Mineral, pearly (or waxy and dull), colorless/white streak, very soft

Mineral, (brown)Silky Earthy-(pink)vitreous, colorless streak(pink)-brown streak(brown) ,very hard

Mineral, vitreous, white streak, can be cut by a knife, contains veins of cream colour

Mineral, pearly, white streak, very soft, massive flat habit

Mineral, glassy/silky, no streak, many colours: Colorless, Smoky Gray, Milky White, Pink

Mineral, vitreous, white powder/colourless streak, can be cut by a knife, has a rainbow shine in the light

Mineral, (supposed to be pearly but looks earthy and waxy), white streak, Can come in multiple colours: Black and grey with a blue shimmer or White w/ brown veins

Mineral, dull, White/grey streak, very soft, has orange undertones

Mineral, vitreous, glass shard like streak, very thin looks like film

Mineral, vitreous, white streak, very thin looks more like tin foil, has green in it

Mineral, vitreous, white streak, has copper red veins, long crystal habit

Mineral, dull, orange areas streak orange, very hard

Mineral, a dull face with slightly waxy sides, has a sulfur smell when streaked, white streak, can be cut by a nail, has a grey accent colour

Mineral, vitreous with earthy patches, white streak, can be cut by a nail

Mineral, dull, white/grey streak, army grey green with dark grey accents

Mineral, vitreous and earthy, red streak, can be cut by a nail, can contain red

Mineral, vitreous with earthy bottom, dark grey streak, very hard

Igneous, Phaneritic, equigranularity, intermediate, intrusive

Igneous, phaneritic, mafic, intrusive

Igneous, glassy, conchoidal, mafic intrusive

Igneous, small crystal, phaneritic, equigranularity, felsic, intrusive

Igneous, Porphyritic, intermediate, intrusive

Igneous, coarse texture, felsic, intrusive

Igneous, compact, fine-grained, and glassy, black in color and weather to dark green or brown

Igneous, low specific gravity, contains a lot of empty gas bubbles

Igneous, color is relatively light – usually light pink or light gray, is dense, with no bubbles or air pockets

Igneous, fine- to medium-grained, dark gray to black, intrusive

Igneous, Porphyritic, color is relatively light – usually light pink or light gray

Igneous, no crystals, It is typically dark in color, bubbles

Sedimentary, smooth, pink with black specs, no pores,

chaotic rock type, well sorted

Sedimentary, lots of variety of rocks sizes, and colours

Sedimentary, quartz crystals, yellow/cream coloured, sandy texture

Sedimentary, smooth, sheet like cleavage, black or dark brown

Sedimentary, smooth, sheet like cleavage, black or dark brown

Sedimentary, dark brown, smooth fossils components, light brown between fossils -small quartz crystals

Sedimentary,smooth ,light grey/brown ,silty,conchoidal

Sedimentary, -variety of colours spanning white to orange -composed of shells -porous -poorly sorted

Sedimentary, conchoidal, Dark grey -smooth -can have fossils

Sedimentary, plant/shell shaped fossils , light grey, porous

Sedimentary, smooth -translucent -white and grey -crystals are a conglomerate

Metamorphic, granoblastic, can see quartz, low grade

Metamorphic, quartz and feldspar visible, granoblastic

Metamorphic, schistose slaty, muscovite biotite and mica visible,

Metamorphic, biotite feldspar staurolite are visible,

gnessic texture

Metamorphic, granoblasitc, biotite feldspar staurolite are visible

metamorphic, fine grained, clay mineral, slatey

metamorphic, granoblastic, Garnet crystal calcite Epidote can be found inside

metamorphic, phyllitic slatey, fine grained, pyrite Quartz staurolite andalusite can be found inside