Strata

Artifact types

Point types, tools, vessels, brooches and coins: diagnostic traits, dates, cultures, and what reproductions look like.

A

B

C

D

E

F

  • Fairland— 300 BCE–600 CE, Plains Archaic
  • Firstview— 9500–8500 BCE, Plano
  • Flat axe— 2500–1600 BCE, Únětice, Bell Beaker
  • Follis— 294–350 CE, Roman
  • Folsom— 10800–10200 BCE, Folsom
  • Frederick— 7500–6800 BCE, Plano
  • Fresno— 1200–1700 CE, Plains Village
  • Frio— 200 BCE–600 CE, Plains Archaic
  • Full-grooved axe— 4000–1000 BCE, Archaic (Eastern)

G

  • Gainey— 11000–10500 BCE, Clovis
  • Gary— 2000 BCE–800 CE, Poverty Point, Caddo
  • Garza— 1450–1700 CE, Toyah
  • Gatecliff— 3000–1300 BCE, Desert Archaic
  • Genesee— 2500–1500 BCE, Archaic (Eastern)
  • Gibson— 100 BCE–200 CE, Hopewell, Woodland (Eastern)
  • Godar— 4000–2000 BCE, Archaic (Eastern)
  • Gold lunula— 2200–1800 BCE, Bell Beaker
  • Golondrina— 8500–7500 BCE, Plano
  • Goshen— 11000–10300 BCE, Plano
  • Gower— 7000–6000 BCE, Plains Archaic
  • Graham Cave— 8000–6500 BCE, Archaic (Eastern)
  • Greek black-figure amphora— 620–480 BCE, Ancient Greece
  • Guilford— 4500–3500 BCE, Archaic (Eastern)
  • Gunther— 500–1850 CE

H

I

J

K

L

M

N

O

P

Q

  • Quad— 10500–9500 BCE, Dalton

R

S

T

U

  • Uvalde— 6500–5000 BCE, Plains Archaic

V

W

Y

  • Yadkin— 300 BCE–800 CE, Woodland (Eastern)

Stratum is the inventory, provenance and certificate system for fossil, mineral and shell collections. Strata is its open reference: every fact cites its source, and the credits page lists each one with its licence.