Word Search Puzzle 414
Word List : #cotbetty #blinking #sesamol #merciful #conches #jeton #herdmen #packed #celation #airlock #serian #pedagese #panted #murrains #galavant #coaming #chyme #clast
Rapid changes in #clast size in #sedimentary #rocks
The #Neoproterozoic #Squantum Member of the #Roxbury Conglomerate (#Boston Bay Group) transitions from sandstone, to almost-clast-supported conglomerate, to laminated argilliteā¦in about 25 cm. Fifty years ago, it was interpreted as a #glacial deposit and called the Squantum #Tillite, presumably associated with the #Gaskiers Glaciation. Paucity of evidence (e.g., few scratches or faceted clasts) suggests a debris flow. My #photo.