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Stone Fort Museum
  • All fields: concave
(16 results)



Display: 20

    • Mano

    • Mano

    • Rocks; Grinding

    • This round hand stone has two flat sides with small concave depressions on each. The mano was used in conjunction with a metate, or grinding stone, to crush grain or seeds.
    • Projectile point 3

    • Projectile point 3

    • Arrowheads; Indians of North America; Indians of Central America

    • Is gray and has a triangular shaped blade. Edges are concave and one edge is chipped. Shoulders are barbed and flair out horizontally. Stem is slightly expanded and the base is both straight and convex.
    • Projectile point 7

    • Projectile point 7

    • Arrowheads; Indians of North America; Indians of Central America

    • Is a tan stone. Triangular blade w/ concave edges are slightly serrated. Base is slightly convex. Stem is rectangular w/ shoulders ar 90 degrees Angles to it.
    • Projectile point 12

    • Projectile point 12

    • Arrowheads; Indians of North America; Indians of Central America

    • Is tan and its blade is triangular. Blade edges are convex. There is no stem and the base is concave. One shoulder is chipped off.
    • Projectile point 35

    • Projectile point 35

    • Arrowheads; Indians of North America; Indians of Central America

    • Is gray. It has a triangullar shaped blade with convex edges. Shoulders are asymmetrical and slightly barbed. One stem edge is slightly contracted and the other is straight. The base is concave.
    • Projectile point 40

    • Projectile point 40

    • Arrowheads; Indians of North America; Indians of Central America

    • Is concave on one edge and convex on the other. The edges are serrated. There is no stem or shoulders.
    • Projectile point 24

    • Projectile point 24

    • Arrowheads; Indians of North America; Indians of Central America

    • Is brown in color. Drill portion has a blunt tip and expanding edges. Drill is 1/2 the total height of artifact. Stem expands asymetrically and the base is uneven (both concave and convex).
    • Projectile point 46

    • Projectile point 46

    • Arrowheads; Indians of North America; Indians of Central America

    • Triangular shaped blade w/ many chips on edges. Edges are concave (due to chipping after initial manufacture). Barbs flair downward slightly and the stems side expand slightly toward base. Base is convex. Color-dark charcoal grey.
    • Projectile point 52

    • Projectile point 52

    • Arrowheads; Indians of North America; Indians of Central America

    • Rusty brown. Triangular blade has concave edges. Stem sides expand slightly toward base. Base is straight. One barb has been stripped.
    • Projectile point 71

    • Projectile point 71

    • Arrowheads; Indians of North America; Indians of Central America

    • Brown and has a triangular shaped blade. Edge of the blade are concave. Shoulders on one side is squared, the other is incomplete and sweeps upward slightly. The stem is slightly wedge shaped with a straight base.
    • Metate

    • Metate

    • Home food processing; Rocks

    • This black stone grinding tool is shaped with tripod legs and a flared bowl at its concave center. Metates were used for processing grain and seeds during food preparation.
    • Metate

    • Metate

    • Home food processing; Rocks

    • This black stone grinding tool is shaped with tripod legs and a flared bowl at its concave center. Metates were used for processing grain and seeds during food preparation.

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