Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Stone classification: Gneiss
| Wall Number Sort descending | Country | State | Source | Description |
|---|---|---|---|---|
| 10La48 | United States | Rhode Island | Diamond Hill | greenish-gray, fine grain, hornblende |
| 10LB22 | United States | Massachusetts | Monson | gray, fine grain, muscovite |
| 10LB23 | United States | Massachusetts | Becket | dark gray, fine grain, muscovite |
| 10LB25 | United States | Massachusetts | Northfield | gray, fine grain, biotite |
| 10LB34 | United States | Connecticut | Roxbury | light gray, fine grain, biotite-muscovite |
| 10LB35 | United States | Connecticut | E. Killingly | light pink, coarse grain, hornblende-biotite |
| 10Ra48 | United States | Tennessee | Wolf Creek Cocke Co. | gray and pink, fine grain, compact, conglomerate |
| 11LB42 | United States | North Carolina | Hickory | gray, coarse grain, biotite |
| 11RA35 | United States | Tennessee | Owen's Bluff Polk Co. | black and white-spotted, coarse, siliceous |
| 1L1 | United States | Connecticut | Milford | dark gray, fine grain, hornblende-biotite |
| 4LB16 | United States | Delaware | Brandywine | dark gray, medium-gr |
| 4RB16 | United States | Delaware | Wilmington | greenish-gray, fine grain, augite-horeblende |
| 5LA21 | United States | North Carolina | Greensborough | gray, coarsely porphyritic, biotite |
| 5LA22 | United States | North Carolina | Henderson | pinkish-gray, medium grain, biotite |
| 5LA34 | United States | Connecticut | Middletown | dark gray, fine grain, hornblende-biotite |
| 5La35 | United States | Connecticut | N. Bridgeport | dark gray, fine grain, hornblende-biotite |
| 5LA43 | United States | New Hampshire | Sunapee | dark gray, medium grain, biotite |
| 5LB13 | United States | Massachusetts | Westford | gray, fine grain, muscovite |
| 5LB14 | United States | Massachusetts | Westford | gray, fine grain, muscovite |
| 5LB15 | United States | Massachusetts | Westford | light gray, fine grain, muscovite |
| 5LB20 | United States | North Carolina | Jamestown | gray, coarse grain, biotite |
| 5LB21 | United States | North Carolina | Henry's Station McDowel Co. | dark gray, coarse grain, biotite |
| 5LB22 | United States | North Carolina | Alexander | dark gray, medium grain, hornblende-biotite |
| 5LB35 | United States | Connecticut | Lyme | gray, coarse grain, biotite |
| 5LB38 | United States | Maryland | Baltimore | light gray, fine grain, biotite |
| 5RA31 | United States | Georgia | Atlanta | dark gray, fine grain, hornblende-biotite |
| 5RA36 | United States | Connecticut | Bolton | gray, coarse, biotite |
| 5RA39 | United States | Maryland | Baltimore | light gray, fine grain, biotite |
| 5RA42 | United States | New Jersey | Dover | greenish-gray, medium grain, non micaceous, hornblende |
| 5RB42 | United States | New Jersey | Bloomingdale | greenish-gray, fine grain, biotite |
| 5RB46 | United States | Delaware | Wilmington | dark gray, fine grain, augite-hornblende |
| 6LA23 | United States | North Carolina | Morganton Depot. | white, green-spotted, fine grain, horneblende |
| 6LA36 | United States | Connecticut | Greenwich | dark gray, fine grain, hornblende-biotite |
| 6LA39 | United States | Massachusetts | Monson | dark gray, fine grain, biotite |
| 6LB18 | United States | Pennsylvania | Philadelphia | dark gray, fine grain, hornblende |
| 6LB22 | United States | Massachusetts | W. Andover | gray |
| 6LB23 | United States | North Carolina | Mooresville | Red, yellow-mottled, fine grain |
| 6LB29 | United States | New York | Hastings | dark gray, white-banded, fine grain, biotite |
| 6RA25 | United States | Maine | Turner | dark gray, medium grain, biotite |
| 6RA36 | United States | Connecticut | Gastonbury | gray, fine grain, biotite |
| 6RA40 | United States | Maryland | Ellicott City | dark gray, coarse grain |
| 6RA43 | United States | New Hampshire | Petersborough | gray, medium grain, muscovite-biotite |
| 6RA46 | United States | Michigan | Vulcan | dark gray, fine grain, biotite |
| 6RB17 | United States | Pennsylvania | Philadelphia | dark gray, fine grain, biotite |
| 6RB18 | United States | Pennsylvania | Chester | light gray, fine grain, garnet, biotite-muscovite |
| 6RB35 | United States | Connecticut | Ansonia | gray, fine grain, compact, muscovite-biotite |
| 6RB40 | United States | Maryland | Mt. Royal | light gray, fine grain, biotite |
| 7LB17 | United States | Pennsylvania | Chester | dark gray, fine grain, biotite |
| 7Lb18 | United States | Pennsylvania | Chester | gray, coarse grain, biotite |
| 7LB22 | United States | North Carolina | Shelby | gray, fine grain, biotite |
| 7LB33 | United States | Connecticut | Haddam | dark gray, fine grain, hornblende-biotite |
| 7Lb34 | United States | Connecticut | Sterling | gray, coarse grain, biotite-muscovite |
| 7LB37 | United States | Massachusetts | Westford | light gray, fine grain, muscovite |
| 7RB17 | United States | Pennsylvania | Reading | gray, coarse grain |
| 7RB23 | United States | Maine | Jefferson | gray, fine grain, muscovite-biotite |
| 8LB25 | United States | North Carolina | Raleigh | light blue gray, fine grain, biotite |
| 8LB45 | United States | Wisconsin | Black River Falls | reddish, fine grain, biotite |
| 8RA22 | United States | Massachusetts | Becket | pink-gray, fine grain, biotite-muscovite |
| 8RB38 | United States | Maryland | Ilchester | dark gray, fine grain, Laurentian hornblende |
| 9LB24 | United States | Massachusetts | Charlton | light gray, fine grain, muscovite-biotite |
| 9RA31 | United States | Connecticut | Branford | gray, fine grain, biotite |