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Warm UpWarm Up
What is the major What is the major difference between an difference between an element and a element and a compound?compound?
How can we How can we identify unknown identify unknown minerals?minerals?Mineral Identification Mineral Identification LabLab
Your Sample IsYour Sample Is
Hematite – 3Hematite – 3 Hematite is a compound – Hematite is a compound –
FeFe22OO33 (iron and oxygen) (iron and oxygen) Start OverStart Over
Your Sample IsYour Sample Is
Pyrite – 4Pyrite – 4 Pyrite is a compound – FeSPyrite is a compound – FeS22
(iron and sulfur)(iron and sulfur) Start OverStart Over
Your Sample IsYour Sample Is
Magnetite – 14 Magnetite – 14 Magnetite is a compound – Magnetite is a compound –
FeFe+2+2FeFe22+3+3OO44 (iron and (iron and
oxygen)oxygen) Start OverStart Over
Your Sample IsYour Sample Is
Galena (7)Galena (7) Galena is a compound – PbS Galena is a compound – PbS
(lead and sulfur)(lead and sulfur) Start OverStart Over
Your Sample IsYour Sample Is
Graphite – 9Graphite – 9 Graphite is an element – C Graphite is an element – C
(carbon)(carbon) Start OverStart Over
Your Sample IsYour Sample Is
Sulfur – 8Sulfur – 8 Sulfur is an element - SSulfur is an element - S Start OverStart Over
Your Sample IsYour Sample Is
Calcite – 5Calcite – 5 Calcite is a compound – Calcite is a compound –
CaCOCaCO33 (calcium, carbon, and (calcium, carbon, and oxygen)oxygen)
Start OverStart Over
Your Sample IsYour Sample Is
Halite – 15Halite – 15 Halite is a compound – NaCl Halite is a compound – NaCl
(Sodium and Chloride – salt)(Sodium and Chloride – salt) Start OverStart Over
Your Sample IsYour Sample Is
Muscavite Mica – 2Muscavite Mica – 2 Muscavite Mica is a Muscavite Mica is a
compound – KAlcompound – KAl22(Si(Si33AlOAlO1010))(OH,F)(OH,F)2 2 (Potassium, (Potassium, Aluminum, Silicon, Oxygen, Aluminum, Silicon, Oxygen, Hydrogen, and Fluorine)Hydrogen, and Fluorine)
Start OverStart Over
Your Sample IsYour Sample Is
Talc – 13Talc – 13 Talc is a compound – Talc is a compound –
MgMg99SiSi44OO1010(OH)(OH)44 (magnesium, (magnesium, silicon, oxygen, hydrogen)silicon, oxygen, hydrogen)
Start OverStart Over
Your Sample IsYour Sample Is
Gypsum – 12Gypsum – 12 Gypsum is a compound – Gypsum is a compound –
CaSOCaSO44*2H*2H22O (Calcium, O (Calcium, Sulfur, Oxygen, Hydride)Sulfur, Oxygen, Hydride)
Start OverStart Over
Your Sample IsYour Sample Is
Microcline FeldsparMicrocline Feldspar Microcline Feldspar is a Microcline Feldspar is a
compound – KAlSicompound – KAlSi33OO88 (Potassium, Aluminum, (Potassium, Aluminum, Silicon, and Oxygen)Silicon, and Oxygen)
Start OverStart Over
Your Sample IsYour Sample Is
QuartzQuartz Color – Clear/colorless – Rock Color – Clear/colorless – Rock Quartz – 10Quartz – 10
Color – Pink – Rose Quartz – Color – Pink – Rose Quartz – 66
Quartz is a compound – SiOQuartz is a compound – SiO22 (Silicon and Oxygen)(Silicon and Oxygen)
Start OverStart Over
ConclusionConclusion
How many samples were How many samples were elements? Compounds?elements? Compounds?
What was the easiest mineral What was the easiest mineral property to identify?property to identify?
What was the hardest mineral What was the hardest mineral property to identify?property to identify?
What minerals had special What minerals had special properties? What were they?properties? What were they?
What did you learn from this lab?What did you learn from this lab?