Igneous Rocks

Gabbro - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Granite (Pink, Coarse-Grained) - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Obsidian (Black, Flow Structure) - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Pumice (Gray to White) - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Rhyolite - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Andesite (Porphyry) - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Andesite (Porphyry) - Bag of 10 (3 cm x 4 cm Specimens)

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Basalt (Augite-Olivine, Black) - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Basalt (Augite-Olivine, Black) - Bag of 10 (3 cm x 4 cm Specimens)

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.

Diorite - 1-kg Pkg.

Nasco packages its bulk Rock and Mineral Specimens in both 1-kg packages and packages of ten 3 cm x 4 cm specimens. This enables you to order specimens by weight for large projects or in presized s... More.