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Stack #39648
| Question/Term | Answer/meaning |
|---|---|
| Minerals | raw materials from the earth. They are made from solid chemicals. |
| How are minerals formed? | 1.molten rock from earth;s interior slowly2.chemicals dissolved in ground3.altered by other chemicals in the earth4.existing minerals can be altered by being squeezed or heathed5.evaporates |
| who classified the minerals? | Dr.James Dana in 1848 from Yale university |
| name the eight mineral groups | native elements,silicates,hilides,sulfides,sulfates,phosphates,carbonates,oxides |
| native elements can be: | metals, metalloids or non-metals |
| give 3 examples of metals,metalliods and non-metals | Metals:Cu,Fe,Au,Ag,Pt,Hg Metalloids: arsenic,B,Si,Te Non-metals: C,O,F |
| where is sulfur found? | volcanic springs |
| what colour(s) is copper? | brown/rusty red. It is also green when tarnished |
| where can gold be found? | hydrothermal veins or deposits in riverbeds. |
| what type of clusters does arsenic have? | botryoidal clusters(grape like) |
| What is bismuth used for? | soldering |
| what from is nickel in? | iron-ore |
| Name the four forms of carbon. | diamond,soot,fullerene and graphite |
| silicates are made from ____ and ____ | silicon and oxygen |
| why are felsic silicates lighter than mafic? | They contain less iron and magnesium. |
| Orthoclause are one of the main minerals in ______ rock | graphite |
| where does sandine form | in a variety of volcanic rock |
| Microcline is used to make | fine porcelain |
| what is Muscovite used for? | store windows and chemical components |
| biotite is a common mineral found in_____,____ and ______ | grank, schists and gneisses |
| what colour is Lepidolite ? | pink,purple and gray |
| what makes quartz so common? | they are hard(strong). They do not break down easily. |
| Name the meaning of "not drunk" | Amethyst. |
| What colour is olivine? | dark green |
| pyroxene means: | pyro and stranger |
| what planet is anorthosite found? | Mercury |
| oxides are made of: | metal with oxygen or metal with hydroxide |
| what is rutile used for? | aircrafts,missles nad white paint |
| cassiterite is made of: | tin ore |
| what % of mined uraninite is used in nuclear power stations | 0.028% |
| what is made with iron oxide? | magnetite |
| ruby had an effect called______ | asterism |
| sapphire has a variety of_________ | corundum |
| name three suflides. | galena, cinnabar, and pyrite |
| whta is pyrite made of? | sulfur and iron |
| how are sulfates formed? | 1. when sulfates are exposed to air 2. deposits are left by hot volcanic water. |
| name two characteristics of sulfates. | they are soft and paler, most have transparent to transulcent crystals. |
| which form of gypsum had overlappuing patterns of crytals | daisy |
| which gypsum is "magical"?(colour wise) | Satin spar! |
| Epsomite is formed in: | 1. as a white deposit on limestone cave walls 2. around hot springs |
| why are large empsomite crystals rare? | b/c it dissolves in water |
| name the five halogen elements that can be combined with a metal to create a halide. | fluorine, chlorine, bromine , iodine and astatine. |
| halite is _____. | table salt |
| name the types of halite. | hopper, blue, orange |
| fluorite is usually__________ and forms _________ crystals | monochromatic and octahedral |
| carbonates dissolve easily in __________ | acidic substances |
| name the three carbonate examples. | calcite, malachite and rhodochosite |
| rhodochrosite is ____ coloured. | rose |
| the the characteristics of malachite | light and dark green bands |
| where is rhodochrosite formed? | inside the bubbles of volcanic veins, containing silver ,lead and copper |
| phosphates tend to be________,_________and________ | soft,brittle and colourful |
| what colour is turquoise? | greenish blue to sky blue |
| what colour is apatite? | typically green, but also yellow,blue,reddish brown and purple |
| name the other type of minerals that do not belong to the eight major groups. | nitrates, borate, iodates,organic minerals |
| give an example of a organic mineral | pearls and amber |
| many minerals don't dissolve in pure______ and most dissolve in_______.Name two exceptions to this rule. | water,acids, exceptions:hailites,empsomite and calcite |
| name the three types of cleavage and fractures | perfect cleavage, conchoidal fracture, and uneven fracture |
| describe conchoidal fracture | mineral fractures is a specific pattern |
| name the 6 crystal systems. | cubic,tetragonal, monoclinic,triclininc, orthorhombic, and hexagonal/trigonal |
| where is rhodochrosite formed? | inside the bubbles of volcanic veins, containing silver ,lead and copper |
| phosphates tend to be________,_________and________ | soft,brittle and colourful |
| what colour is turquoise? | greenish blue to sky blue |
| what colour is apatite? | typically green, but also yellow,blue,reddish brown and purple |
| name the other type of minerals that do not belong to the eight major groups. | nitrates, borate, iodates,organic minerals |
| give an example of a organic mineral | pearls and amber |
| many minerals don't dissolve in pure______ and most dissolve in_______.Name two exceptions to this rule. | water,acids, exceptions:hailites,empsomite and calcite |
| name the three types of cleavage and fractures | perfect cleavage, conchoidal fracture, and uneven fracture |
| describe conchoidal fracture | mineral fractures is a specific pattern |
| name the 6 crystal systems. | cubic,tetragonal, monoclinic,triclininc, orthorhombic, and hexagonal/trigonal |
| which crystal system is the least symmetrical ?which most is the most? | least= triclinic most= cubic |
| how many minerals belong to the mono-clinic group | almost 1/3 |
| crystal habit | a term to describe the shape that minerals form when they group. |
| name the 6 groups of crystal habit | acicualar,reniform,prismatice,dentric,botryoidal,massive habits |
| which group is of the crystal habit is plant shaped?form needles? | dentric(plant) acicular(needles) |
| who created the hardness scale? | Friedrich Mohs in 1822 |
| what is the hardness value of a steel knife?emery cloth?penny? | steel knife=6.5,emery cloth=8.5 penny=3.5 |
| what is specific gravity? | a mineral's weight in relation to water |
| when referring to colour and streak minerals are classified as________ and _______. | idiochromatic and allochromatic |
| what is the steak test used for? | to the the colour of the mineral under the top layer or coating on the mineral. |
| what is transperency? | the degree of light penetration |
| what are the three levels of transparency? | opaque, transparent, translucent |
| luster | the way the light bounces of f the minerals' surface. |
| what are the classifications of luster? | glassy(vitreous), sub-mettalic,metallic, greasy and silky. |
| which luster classification does quartz belong to? | greasy |
| which two minerals are magnetic? | hematile and magnetite |
| why are some minerals conductive? | theri concentration of copper |
| what are minerals made of? | lol...... ;) |
Created by:
kajoom
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