1. Cerussite: Cerussite is a lead carbonate mineral that often forms as a secondary mineral from the oxidation of galena. It has a similar color and luster to galena, but is usually lighter in weight and more brittle.
2. Anglesite: Anglesite is another secondary lead mineral that forms from the oxidation of galena. It has a white to pale gray color and a pearly luster. Anglesite is typically more transparent than galena, and may sometimes display a bluish tint.
3. Pyromorphite: Pyromorphite is a lead phosphate mineral that can be found in various shades of green, yellow, and brown. It has a resinous luster and is typically found as crusts, coatings, or crystals in hydrothermal veins.
4. Mimetite: Mimetite is a lead arsenate mineral that is similar to pyromorphite in terms of color and crystal habit. However, it is usually brighter in color and can be distinguished from pyromorphite by its higher specific gravity.
5. Vanadinite: Vanadinite is a lead vanadate mineral that occurs as red or reddish-brown crystals or crusts. It has a resinous to pearly luster and is often associated with other vanadium-bearing minerals.
6. Crocoite: Crocoite is a lead chromate mineral that has a vibrant red color. It occurs in acicular crystals or as fibrous masses and is typically found in oxidized lead deposits.
7. Wulfenite: Wulfenite is a lead molybdate mineral that can be found in various shades of yellow, orange, and red. It has a resinous luster and is often found in hydrothermal veins.
These minerals are all similar to galena in terms of their composition, crystal structure, or physical properties. They may occur together in lead-rich geological environments and can sometimes be mistaken for galena. However, each of these minerals has its own unique characteristics that can be used to distinguish it from galena.