Rocks and Minerals
Super Geologoy Lab - Foss: http://www.fossweb.com/CA/modules3-6/SolidEarth/activities/geologylab.html
Foss: http://www.fossweb.com/modules3-6/EarthMaterials/activities/rockdatabase/index.html
http://geology.about.com/od/mineral_ident/a/rockformminkey.htm
http://www.desertusa.com/Thingstodo/geo/geology.html
http://www.earthscienceeducation.com/virtual_rock_kit/index.htm
http://geologyonline.museum.state.il.us/geogallery/browse.php
http://www.amnh.org/ology/features/ifrockscouldtalk/?TB_iframe=true&height=550&width=770
http://www.historyforkids.org/scienceforkids/geology/rocks/igneous/index.htm - has more than igneous, click on rock type once you get there.
http://www.mii.org/commonminerals.html
http://www.minsocam.org/MSA/collectors_corner/id/rock_key.htm
http://www.sdnhm.org/fieldguide/minerals/
http://www.theimage.com/mineral/index.htm
http://nevada-outback-gems.com/mineral_information/Mineral_photo_gallery.htm
Hemetite: http://www.bernardine.com/gemstones/hematite.htm
Milky Quartz: http://www.galleries.com/minerals/silicate/milky_qu/milky_qu.htm
Horneblende: http://www.mineralszone.com/minerals/hornblende.html
http://www.juniorgeo.co.uk/index.php?category=4&sub_category=12
http://www.minsocam.org/MSA/K12/properties/hardness.html
http://www.minsocam.org/MSA/K12/uses/uses.html
http://www.fossweb.com/modules3-6/EarthMaterials/activities/mohsdrill.html
http://www.childrensmuseum.org/geomysteries/index2.html
http://www.sdnhm.org/kids/minerals/games/index.html
http://library.thinkquest.org/J002289/snacks.html
http://library.thinkquest.org/J002289/act.html