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Home
People
Primary Investigators
Grad Students
Internships
About internship
Previous interns
Research
Publications
Resources
Ground Stone Use-Wear
News
Gallery
Contact Us
Basalt and Andesite
gO TO sANDSTONE
Natural Andesite Surface
Natural andesite cobble, 20x
Natural andesite cobble, 20x (Focus Stacked)
Natural and Pecked Surfaces
Natural andesite cobble, 20x
Pecked surface of andesite cobble, 20x
Natural basalt cobble with patina, 20x
Pecked surface of basalt handstone, unused, magnified 20x
Pecked surface of basalt handstone, unused, magnified 40x
Basalt Handstone, Indian Ricegrass Seed (
Achnatherum hymenoides)
Tool Material:
Basalt, pecked surface
Processed Material:
Indian Ricegrass Seed
Processing Motions:
Primarily grinding, some crushing
Use time:
8 hours
Basalt handstone
use-surface, Indian ricegrass, 10x
Basalt handstone use-surface, Indian ricegrass, 10x (focus stacked)
Basalt handstone
use-surface, Indian ricegrass, 20x
Basalt handstone
use-surface, Indian ricegrass, 20x (focus stacked)
Basalt handstone
use-surface, Indian ricegrass, 40x
Basalt handstone
use-surface, Indian ricegrass, 40x (focus stacked)
Basalt Handstone
, Black Oak Acorn (
Quercus
kelloggii
)
Tool Material:
Basalt, pecked surface
Processed Material:
Black Oak Acorn
Processing Motions:
Crushing and grinding
Use time:
6 hours
Basalt handstone
use-surface, acorn, 10x
Basalt handstone
use-surface, acorn, 10x (focus stacked)
Basalt handstone
use-surface, acorn, 20x
Basalt handstone
use-surface, acorn, 20x (focus stacked)
Basalt handstone
use-surface, acorn, 40x
Basalt handstone
use-surface, acorn, 40x (focus stacked)
Basalt Conical Pestle Use-Surface, Indian Ricegrass Seed (
Achnatherum hymenoides)
Tool Material:
Basalt
Processed Material:
Indian Ricegrass Seed
Processing Motions:
Primarily grinding, some crushing
Use time:
8 hours
Basalt conical pestle use-surface, Indian ricegrass, 10x
Basalt conical pestle use-surface, Indian ricegrass, 10x (focus stacked)
Basalt conical pestle use-surface, Indian ricegrass, 20x
Basalt conical pestle use-surface, Indian ricegrass, 20x (focus stacked)
Basalt conical pestle use-surface, Indian ricegrass, 40x
Basalt conical pestle use-surface, Indian ricegrass, 40x (focus stacked)
Basalt Conical Pestle Use-Surface, Black Oak Acorn (
Quercus
kelloggii)
Tool Material:
Basalt
Processed Material:
Black Oak Acorn
Processing Motions:
Primarily pounding, some grinding
Use time:
6 hours
Conical pestle use-surface, acorn processing, 10x
Conical pestle use-surface, acorn processing, 10x (focus stacked)
Conical pestle use-surface, acorn processing, 20x
Conical pestle use-surface, acorn processing, 20x (focus stacked)
Conical pestle use-surface, acorn processing, 40x
Conical pestle use-surface, acorn processing, 40x (focus stacked)