sample of raw augite mineral on white marble
sample of polished actinolite rock on black
piece of Phlogopite (magnesium mica) stone
sample of uncut green aventurine mineral on black
piece of tagamite (impact melt rock) stone
rough herderite mineral isolated on white
unpolished eudidymite mineral isolated on white
sample of raw wulfenite rock on black granite
polished blue topaz mineral isolated on white
sample of rough yellow green beryl rock on black
polished yellow green tourmaline ball isolated
sample of rough ilvaite mineral on black granite
tumbled colorless calcite mineral on black
sample of tumbled melilite rock on white marble
various samples of raw verdelite minerals isolated
raw peridotitic komatiite mineral isolated
tumbled pink tourmaline crystal isolated
sample of polished analcimolite mineral on black
unworked vanadinite crystal mineral isolated
sample of raw rutile mineral on white marble
sample of unpolished fluorite mineral on white
tumbled Pegmatite stone isolated on white
sample of rough molybdenite mineral on white
rough verdelite crystal isolated on white
rolled heliodor mineral isolated on white
sample of white dried coral branch on black
colorless beryl with mica, feldspar rock on black
sample of raw apatite rock on white marble
sample of raw phlogopite mica on white marble
sample of raw tenorite rock on black granite
