Card Sort 3
ROCK123456
1) Adamellite142-31
2) Andesite331-12
3) Basalt32-212
4) Dacite341-11
5) Diorite-Tonalite131-32
6) Dolerite22-222
7) Dunite-Peridotite11-132
8) Gabbro12-232
9) Granodiorite141-31
10) Granite143-31
11) Kentallenite132-32
12) Microgranite24--21
13) Peridotite11-232
14) Rhyolite343-11
15) Nepheline-Syenite133-32
16) Trachyte333-22
Sort 1 - Grain Size
1 - coarse
2 - medium
3 - fine

Sort 2 - % of dark minerals ("fe-mag"; hornblende, labradorite; opaques etc.)
1 - >90%
2 - 56 - 90%
3 - 30 - 56%
4 - <30%

Sort 3 - % of feldspar minerals
1 - feldspar is > 2/3 plagioclase
2 - feldspar is 1/3 to 2/3 plagioclase
3 - feldspar is > 2/3 orthoclase

Sort 4 - Olivine
1 - >90%
2 - <20%

Sort 5 - Fromation Environment
1 - larva
2 - minor intrusion
3 - massive plutonic intrusion

Sort 6 - Presence/absence quartz
1 - present
2 - absent