Arch ch 7 cont.

a time when the sun crosses the plane of the equator, making night and day the same length all over the earth, occuring about march 21 and september 22

a dull-colored, subtranslucent rock resembling flint that was often use for making flaked stone tools

a common heavy mineral that is the principal ore of iron

a fine-grained rock with a dull, dark bluish-gray color that tends to split along parallel cleavage planes, often producing thin plates or sheets

a high quality flint, often highly colored, often used as a raw material for the manufacture of stone tools, beads, and other ornaments

of or related to the practice of working or cutting precious or semiprecious stones, usually for ornamental use

a circular ornament, flat or convex on one side and concave on the other, usually worn over the chest

a complex network involving the exchange of goods and info hat connected distinct local populations in the midwestern US from 100 BC to AD 400

a colored or transparent mineral silicate that readily separates into very thin sheets

a representation or image of a person or animal

a wind instrument consisting of bound sets of short pipes in graduated lengths

an implement shaped like a chisel or an axe; may be made of stone or metal

a spearthrower, or wooden shaft, used to propel a spear or dart

the exchange of goods between known participants, involving simple barter and face to face exchanges

the accumulation and dispersal of goods through a centralized agency, individual, or institution

a fence of posts or stakes erected around a settlement for defensive purposes

a circular feature demarcated by large upright timbers, probably used by prehistoric groups as astronomical observatories

the time of year when the sun is at its greatest distance from the equator, occurring about june 21 and december 22

a collection of artifacts, often buried or associated with constructed features, that has been deliberately stored for future use

a network of interaction, exchange, and shared info present over much of southeastern US from AD 1200 til early 1500's; also previously referred to as the Southern Cult

a recurring thematic design element in an art style

a house in which the bodies of the dead are placed

the study of artistic representations or icons that usually have religious or ceremonial significance

a hut or other space heated by steam that is created by pouring water over hot stones

the stone basin, often trough-spaced, or lower part of a stone-milling assembly for grinding maize or other foods

the handheld part of a stone-milling assembly for grinding maize or other foods

a building technique that uses a framework of poles, intersperced with smaller poles and twigs; the wooden frame is plastered with mud or a mud mixture

a mud mixture used to make sun-dried bricks for buildings in arid areas

a method of farming that recovers flood water and diverts it to selected fields to supplement the water supplyq

a semisubterranean ceremonial room found at sites throughout the american southwest

a stone-masonry complex of adjoining rooms found in the american southwest

the study of the annual growth rings of trees as a dating technique to build chronologies

a compact, black coal that can be highly polished; used to make beads, jewelry, and other decorative objects

any of several varieties of parrots from mexico and central and south america that were prized for their colorful feathers

a strap that is passed over the forehead or the chest to facilitate the transportation of a heavy load carried on the back

a drawing that has been carved into rock

a large feast among northwest coast native americans that included the display and dispersal of accumulated wealth to the assembled guests

evaluating other groups or societies by standards that are relevant to the observer's culture