mine with coal cart

cartoon sea mine

Zeolite molecular sructure

Coesite

Lead tetroxide unit cell

Lepidolite potassium aluminum lithium fluosilicate

Vanadinite cluster of hexagonal plates

Neptunite prisms and pinacoids with Natrolite

Brucite 2

Hematite 2

Diamond

Pyrite diploids

Hausmannit complex oxide of Manganese

Amethyst quartz

Amblygonite 1

Actinolite 3

Legrandite spray of needles

Creedite. Hydrated Calcium Aluminum Sulfate Hydroxide Fluoride

Spessartine Magnesium aluminum silicate

Malachite unit cell

Corundum

Cristobalite

Emerald showing hexagonal structure

Aragonite crystals