This set contains 32 images as shown on preview pages (16 color / 16 black line version ). Images saved at 300 dpi in png files.Included in this set: diorite, felsite, granite, basalt, obsidian, conglomerate, dolomite, limestone, sandstone, shale, marble, quartzite, shist, serpentine, gneiss.It also includes an empty box to classify the different types of rocks and minerals.Check out these related clip art set:Rocks Combo PackVolcano Clip ArtRocks and Minerals Clip ArtSedimentary Rocks Formati