Presentation is loading. Please wait.

Presentation is loading. Please wait.

Mineral Test 2 Write down details on each mineral as seen under PPL and XPL on the worksheets provided for you; then name the mineral under PPL colour.

Published byJulian Gibbs Modified over 10 years ago

Similar presentations

Presentation on theme: "Mineral Test 2 Write down details on each mineral as seen under PPL and XPL on the worksheets provided for you; then name the mineral under PPL colour."— Presentation transcript:

1 Mineral Test 2 Write down details on each mineral as seen under PPL and XPL on the worksheets provided for you; then name the mineral under PPL colour transparency relief crystal fragment shape cleavage fracture pleochroism under XPL interference colours twinning extinction angle

2 The MINERALS to choose from
(not given in this order) quartz microcline plagioclase muscovite biotite amphibole pyroxene olivine garnet calcite

3 mineral 1 mineral 1 PPL XPL Mineral 1

4 mineral 2 mineral 2 mineral 2 mineral 2 PPL XPL Mineral 2

5 (view on right - under PPL)
mineral 3 mineral 3 mineral 3 Mineral 3 (view on right - under PPL)

6 mineral 4 mineral 4 PPL XPL Mineral 4

7 mineral 5 mineral 5 PPL XPL Mineral 5

8 mineral 6 mineral 6 PPL XPL Mineral 6

9 Mineral 7 PPL – lower view rotated 70o XPL mineral 7 mineral 7

10 (consists entirely of mineral 8)
PPL XPL Mineral 8 (consists entirely of mineral 8)

11 mineral 9 mineral 9 mineral 9 PPL XPL Mineral 9

12 mineral 10 mineral 10 mineral 10 mineral 10 PPL XPL Mineral 10

Download ppt "Mineral Test 2 Write down details on each mineral as seen under PPL and XPL on the worksheets provided for you; then name the mineral under PPL colour."

Similar presentations

Petrological Microscope

Petrological Microscope
ROCKS under the microscope

ROCKS under the microscope
Minerals under the microscope

Minerals under the microscope
Rock Test 1 Write down details on each rock as seen under PPL and XPL on the worksheets provided for you ; then identify the rock type (igneous/ sedimentary/metamorphic)

Rock Test 1 Write down details on each rock as seen under PPL and XPL on the worksheets provided for you ; then identify the rock type (igneous/ sedimentary/metamorphic)
Mineral Test 1 Write down details on each mineral as seen under PPL and XPL on the worksheets provided for you; then name the mineral under PPL colour.

Mineral Test 1 Write down details on each mineral as seen under PPL and XPL on the worksheets provided for you; then name the mineral under PPL colour.
Optical Mineralogy WS 2012/2013

Optical Mineralogy WS 2012/2013
Appearance of crystals in microscope Crystal shape – how well defined the crystal shape is –Euhedral – sharp edges, well- defined crystal shape –Anhedral.

Appearance of crystals in microscope Crystal shape – how well defined the crystal shape is –Euhedral – sharp edges, well- defined crystal shape –Anhedral.
OPTICAL PROPERTIES OF ROCK FORMING MINERAL

OPTICAL PROPERTIES OF ROCK FORMING MINERAL
MINERAL AND ROCK IDENTIFICATION  12 identifications  3 minerals, 6 rocks, 3 volcano/lava  20 seconds each  4 minutes 25 second cycle time  12 cycles.

MINERAL AND ROCK IDENTIFICATION  12 identifications  3 minerals, 6 rocks, 3 volcano/lava  20 seconds each  4 minutes 25 second cycle time  12 cycles.
Practical 1 – Acid Igneous Rocks. Light Minerals: Quartz and Feldspars Most acid igneous rocks are dominated by quartz and feldspar as the main minerals.

Practical 1 – Acid Igneous Rocks. Light Minerals: Quartz and Feldspars Most acid igneous rocks are dominated by quartz and feldspar as the main minerals.
Compaction and cementation Melting and solidification Heat and/or pressure metamorphic igneous sedimentary Melting Weathering and erosion Heat and pressure.

Compaction and cementation Melting and solidification Heat and/or pressure metamorphic igneous sedimentary Melting Weathering and erosion Heat and pressure.
Minerals of the Earth’s Crust

Minerals of the Earth’s Crust
Practical Igneous Petrology (for Dummies)

Practical Igneous Petrology (for Dummies)
Silicon Tetrahedra by Charina Cameron 4 oxygen atoms 1 silicon atom in the center Forms a 4-sided geometry Each side is like an equilateral triangle Creates.

Silicon Tetrahedra by Charina Cameron 4 oxygen atoms 1 silicon atom in the center Forms a 4-sided geometry Each side is like an equilateral triangle Creates.
GEOS 254: INTRODUCTION  Petrological microscopes are used to: (a) identify the minerals present (a) identify the minerals present (b) determine the microstructure.

GEOS 254: INTRODUCTION  Petrological microscopes are used to: (a) identify the minerals present (a) identify the minerals present (b) determine the microstructure.
Content Composition of Earth Crust Minerals Groups Silicates Structures Silicates Minerals Nonsilicate Minerals.

Content Composition of Earth Crust Minerals Groups Silicates Structures Silicates Minerals Nonsilicate Minerals.
Optical Mineralogy WS 2008/2009. Examinations 1) Mid-term - December normal time (13:30) THEORY TEST 2) Finals - February 10 (probably) PRACTICAL.

Optical Mineralogy WS 2008/2009. Examinations 1) Mid-term - December normal time (13:30) THEORY TEST 2) Finals - February 10 (probably) PRACTICAL.
Use of the petrographic microscope

Use of the petrographic microscope
Optical Mineralogy WS 2012/2013. The week before last…. l BIAXIAL INDICATRIX l EXTINCTION ANGLES.

Optical Mineralogy WS 2012/2013. The week before last…. l BIAXIAL INDICATRIX l EXTINCTION ANGLES.
WJEC AS Mineral Guide I.G.Kenyon.

WJEC AS Mineral Guide I.G.Kenyon.

Similar presentations

Ads by Google