Related by context. Frequent words. (Click for all words.) 57 waxy substance 57 aragonite 56 snail shells 56 alternating layers 55 calcite 55 mucilage 55 crystals 54 manganese oxide 54 lava tubes 54 mussel shells 54 stalactites 54 nanosized 54 lunar soil 54 coarse sand 53 quartz crystals 53 liquidy 53 stalactite 53 globules 53 icy crust 53 blobs 53 sediments 53 granules 53 stalagmites 53 striations 52 zeolites 52 polymerized 52 rinds 52 noble gases 52 aerosol particles 52 salts 52 carbonic acid 52 chalky white 51 Sediments 51 metastable 51 mineral salts 51 lotus leaf 51 biological molecules 51 pastry shell 51 vanilla pod 51 orange rind 51 nanobubbles 51 iron oxides 51 finely shredded 51 Martian rocks 51 spherules 51 caramelized sugar 51 micelles 51 silicates 51 dye molecules 51 oxalic acid 51 chocolate shavings 51 kerogen 51 nanoclusters 51 ice crystals 51 honeycomb 51 crust 50 calcareous 50 pebbly 50 gelee 50 crystallized ginger 50 nanoscopic 50 unglazed 50 unsweetened chocolate 50 electrochemically 50 hydrocarbon molecules 50 tiny pores 50 particle sizes 50 citrus peel 50 solids 50 hydroxyl radicals 50 planetesimals 50 olivine 50 vacuoles 50 crystal lattice 50 damp sponge 50 steam vents 50 stromatolites 50 sediment 50 bacterial colonies 50 middens 50 toasted nuts 50 greenish brown 50 ammonites 50 agglomerates 50 microchannels 50 Kosher salt 50 clathrates 50 crumb topping 50 patinas 50 crunchy crust 50 Gently stir 49 diatoms 49 nonporous 49 curds 49 osmium 49 arsenate 49 Gently fold 49 acidify 49 black peppercorns 49 microstructures 49 hollow tubes