As an adjective octahedral

is having eight plane surfaces; thus, in the shape or form of an octahedron.

As a noun magnesioferrite is

(mineralogy) a magnesium iron oxide mineral, a member of the magnetite series of spinels, which forms black metallic octahedral crystals.

As a proper noun crystal

is .

As a noun magnesioferrite is

(mineralogy) a magnesium iron oxide mineral, a member of the magnetite series of spinels, which forms black metallic octahedral crystals.

As nouns the difference between phosphate and zanazziite

is that phosphate is while zanazziite is (mineralogy) a complex phosphate with the chemical formula ca₂(mg,fe)(mg,fe,mn,al)₄be₄(oh)₄(po₄)₆·6h₂o, having a pale to dark olive-green colour.

As an adjective greenish

is somewhat green.

As a noun osarizawaite is

(mineralogy) a greenish-yellow mineral with the chemical formula pbcual₂(so₄)₂(oh)₆, having rhombohedral crystals.

As nouns the difference between yellow and osarizawaite

is that yellow is (yellow) the colour of gold or butter; the colour obtained by mixing green and red light, or by subtracting blue from white light while osarizawaite is (mineralogy) a greenish-yellow mineral with the chemical formula pbcual₂(so₄)₂(oh)₆, having rhombohedral crystals.

As an adjective yellow

is having yellow as its colour.

As a verb yellow

is to become yellow or more yellow.

As nouns the difference between mineral and osarizawaite

is that mineral is any naturally occurring inorganic material that has a (more or less) definite chemical composition and characteristic physical properties while osarizawaite is a greenish-yellow mineral with the chemical formula PbCuAl₂(SO₄)₂(OH)₆, having rhombohedral crystals.

As an adjective mineral

is of, related to, or containing minerals.

As an adjective rhombohedral

is having three equal axes and oblique angles.

As a noun osarizawaite is

a greenish-yellow mineral with the chemical formula PbCuAl₂(SO₄)₂(OH)₆, having rhombohedral crystals.

As nouns the difference between crystal and osarizawaite

is that crystal is a solid composed of an array of atoms or molecules possessing long-range order and arranged in a pattern which is periodic in three dimensions while osarizawaite is a greenish-yellow mineral with the chemical formula PbCuAl₂(SO₄)₂(OH)₆, having rhombohedral crystals.

As an adjective crystal

is very clear.

As a proper noun Crystal

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As an adjective monoclinic

is (crystallography) having three unequal axes with two perpendicular and one oblique intersections.

As a noun zippeite is

(mineralogy) a hydrous potassium uranium sulfate mineral with chemical formula k₄(uo₂)₆(so₄)₃(oh)₁₀·4(h₂o), forming yellow to reddish-brown monoclinic-prismatic crystals with perfect cleavage and formerly used in the manufacture of paint.

As an adjective prismatic

is of or pertaining to a prism; having the form of a prism; containing one or more prisms.

As a noun zippeite is

(mineralogy) a hydrous potassium uranium sulfate mineral with chemical formula k₄(uo₂)₆(so₄)₃(oh)₁₀·4(h₂o), forming yellow to reddish-brown monoclinic-prismatic crystals with perfect cleavage and formerly used in the manufacture of paint.