Coins are planned monthly from 2020 to 2024 in both proof silver and proof color. With a maximum mintage of 500 of each. Please see the full lineup here:
| # | State | Contents | Date | Release |
| 1 | ALABAMA | METEORITE | 2020 | May/2020 |
| 2 | ALASKA | WHALE BONE | 2020 | Jun/2020 |
| 3 | ARIZONA | PERIDOT | 2020 | Jul/2020 |
| 4 | ARKANSAS | DIAMONDS | 2020 | Aug/2020 |
| 5 | CALIFORNIA | GOLD | 2020 | Sep/2020 |
| 6 | COLORADO | URANIUM GLASS | 2020 | Oct/2020 |
| 7 | CONNECTICUT | MICA | 2021 | Nov/2020 |
| 8 | DELAWARE | SEASHELLS | 2021 | Dec/2020 |
| 9 | FLORIDA | SHARK TEETH | 2021 | Jan/2021 |
| 10 | GEORGIA | PEACH PITS | 2021 | Feb/2021 |
| 11 | HAWAII | LAVA ROCK | 2021 | Mar/2021 |
| 12 | IDAHO | OPAL | 2021 | Apr/2021 |
| 13 | ILLINOIS | FLUORITE | 2021 | May/2021 |
| 14 | INDIANA | LIMESTONE | 2021 | Jun/2021 |
| 15 | IOWA | QUARTZ CRYSTAL | 2021 | Jul/2021 |
| 16 | KANSAS | COPROLITE | 2021 | Aug/2021 |
| 17 | KENTUCKY | CHARRED OAK | 2021 | Sep/2021 |
| 18 | LOUISIANA | ALLIGATOR SKIN | 2021 | Oct/2021 |
| 19 | MAINE | TOURMALINE | 2022 | Nov/2021 |
| 20 | MARYLAND | BLUE CRAB SHELL | 2022 | Dec/2021 |
| 21 | MASS. | BERYL | 2022 | Jan/2022 |
| 22 | MICHIGAN | FOSSILIZED CORAL | 2022 | Feb/2022 |
| 23 | MINNESOTA | LAKE SUP. AGATE | 2022 | Mar/2022 |
| 24 | MISSISSIPPI | PETRIFIED WOOD | 2022 | Apr/2022 |
| 25 | MISSOURI | LEAD | 2022 | May/2022 |
| 26 | MONTANA | SAPPHIRE | 2022 | Jun/2022 |
| 27 | NEBRASKA | PRAIRIE AGATE | 2022 | Jul/2022 |
| 28 | NEVADA | SILVER | 2022 | Aug/2022 |
| 29 | N. HAMPSHIRE | GRANITE | 2022 | Sep/2022 |
| 30 | NEW JERSEY | AMBER | 2022 | Oct/2022 |
| 31 | NEW MEXICO | TURQUOISE | 2023 | Nov/2022 |
| 32 | NEW YORK | GARNET | 2023 | Dec/2022 |
| 33 | N. CAROLINA | EMERALD | 2023 | Jan/2023 |
| 34 | N. DAKOTA | BUFFALO HORN | 2023 | Feb/2023 |
| 35 | OHIO | FLINT | 2023 | Mar/2023 |
| 36 | OKLAHOMA | DINOSAUR BONE | 2023 | Apr/2023 |
| 37 | OREGON | JADE | 2023 | May/2023 |
| 38 | PENNSYLVANIA | PYRITE | 2023 | Jun/2023 |
| 39 | RHODE ISLAND | OYSTER SHELLS | 2023 | Jul/2023 |
| 40 | S. CAROLINA | AMETHYST | 2023 | Aug/2023 |
| 41 | SOUTH DAKOTA | MAMMOTH BONE | 2023 | Sep/2023 |
| 42 | TENNESSEE | PEARL | 2023 | Oct/2023 |
| 43 | TEXAS | SULFUR | 2024 | Nov/2023 |
| 44 | UTAH | TOPAZ | 2024 | Dec/2023 |
| 45 | VERMONT | MARBLE | 2024 | Jan/2024 |
| 46 | VIRGINIA | CALCITE | 2024 | Feb/2024 |
| 47 | WASHINGTON | OBSIDIAN | 2024 | Mar/2024 |
| 48 | WEST VIRGINIA | COAL | 2024 | Apr/2024 |
| 49 | WISCONSIN | COPPER | 2024 | May/2024 |
| 50 | WYOMING | RUBY | 2024 | Jun/2024 |