yellow amber gemstone - apatite stock illustrationsYellow amber gemstoneIllustration, Gemstone, Crystal
hexagonal pyramids of the 2nd order ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsHexagonal Pyramids of the 2nd order ,Crystal Forms of the Quadratic and Hexagonal Systems
crystal forms of the tetragonal system ,tetragonale pyramide ,simple four-sided pyramid aligned with the primary axes. - apatite stock illustrationsCrystal Forms of the Tetragonal System ,Tetragonale Pyramide ,simple four-sided pyramid aligned with the primary axes.
a hemimorphic crystal of hemimorphite, characterized by its distinct polar symmetry. - apatite stock illustrationsA hemimorphic crystal of hemimorphite, characterized by its distinct polar symmetry.
star tetrahedron ,formed by two interpenetrating tetrahedra. this geometry is often seen in minerals like diamond or fahlore (tetrahedrite). - apatite stock illustrationsStar Tetrahedron ,formed by two interpenetrating tetrahedra. This geometry is often seen in minerals like diamond or fahlore (tetrahedrite).
minerals, silicate and crystals, chromolithograph, published ca. 1890 - apatite stock illustrationsMinerals, silicate and crystals, chromolithograph, published ca. 1890Crystal
apatite is a group of phosphate minerals, usually referring to hydroxylapatite, fluorapatite and chlorapatite - apatite stock illustrationsApatite is a group of phosphate minerals, usually referring to hydroxylapatite, fluorapatite and chlorapatite
four-sided prism capped by a four-sided pyramid ,crystal forms of the quadratic systems - apatite stock illustrationsFour-sided prism capped by a four-sided pyramid ,Crystal Forms of the Quadratic Systems
hexagonal prism ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsHexagonal Prism ,Crystal Forms of the Quadratic and Hexagonal Systems
hexagonal pyramids of the 1st order ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsHexagonal Pyramids of the 1st order ,Crystal Forms of the Quadratic and Hexagonal Systems
dodecahedral/12-sided pyramid ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsDodecahedral/12-sided pyramid ,Crystal Forms of the Quadratic and Hexagonal Systems
a more complex form including a flat "base" or pinacoid at the top and bottom ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsA more complex form including a flat "base" or pinacoid at the top and bottom ,Crystal Forms of the Quadratic and Hexagonal Systems
hexagonal prism ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsHexagonal Prism ,Crystal Forms of the Quadratic and Hexagonal Systems
hexagonale prism ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsHexagonale prism ,Crystal Forms of the Quadratic and Hexagonal Systems
2nd order prism ,crystal forms of the quadratic systems - apatite stock illustrations2nd Order Prism ,Crystal Forms of the Quadratic Systems
a combination of a six-sided prism capped by pyramids ,crystal forms of the quadratic and hexagonal systems - apatite stock illustrationsA combination of a six-sided prism capped by pyramids ,Crystal Forms of the Quadratic and Hexagonal Systems
crystal forms of the tetragonal system ,tetragonale pyramide ,pyramid rotated 45*relative to the first order. - apatite stock illustrationsCrystal Forms of the Tetragonal System ,Tetragonale Pyramide ,pyramid rotated 45*relative to the first order.
crystal forms of the tetragonal system ,tetragonales prisma ,four-sided rectangular column (square cross-section). - apatite stock illustrationsCrystal Forms of the Tetragonal System ,Tetragonales Prisma ,four-sided rectangular column (square cross-section).
tetragonales prisma 2. ordn.: a prism rotated 45* relative to the first order. - apatite stock illustrationsTetragonales Prisma 2. Ordn.: A prism rotated 45* relative to the first order.
a standard rhombohedron, a three-dimensional figure similar to a cube but slanted. - apatite stock illustrationsA standard rhombohedron, a three-dimensional figure similar to a cube but slanted.
a tetragonal scalenohedron, characterized by eight scalene triangular faces. - apatite stock illustrationsA tetragonal scalenohedron, characterized by eight scalene triangular faces.
a monoclinic pyramid with "+" and "-" labels for crystal faces. - apatite stock illustrationsA monoclinic pyramid with "+" and "-" labels for crystal faces.
a hexagonal scalenohedron, a 12-faced solid common in calcite crystal formations. - apatite stock illustrationsA hexagonal scalenohedron, a 12-faced solid common in calcite crystal formations.
a deltoidal dodecahedron, a 12-faced solid where each face is a kite-shaped deltoid. - apatite stock illustrationsA deltoidal dodecahedron, a 12-faced solid where each face is a kite-shaped deltoid.
derivation of two pentagonal dodecahedrons from a pyramidal hexahedron. - apatite stock illustrationsDerivation of two pentagonal dodecahedrons from a pyramidal hexahedron.
a hemimorphically developed crystal of tourmaline, showing asymmetrical terminations at the top and bottom. - apatite stock illustrationsA hemimorphically developed crystal of tourmaline, showing asymmetrical terminations at the top and bottom.
an orthorhombic sphenoid, featuring four faces within the orthorhombic crystal system. - apatite stock illustrationsAn orthorhombic sphenoid, featuring four faces within the orthorhombic crystal system.
a hexakis tetrahedron, a 24-faced solid with triangular faces. - apatite stock illustrationsA hexakis tetrahedron, a 24-faced solid with triangular faces.
a tetragonal sphenoid, a four-faced solid resembling a stretched tetrahedron. - apatite stock illustrationsA tetragonal sphenoid, a four-faced solid resembling a stretched tetrahedron.
an orthodome, a crystalline form specific to the monoclinic system. - apatite stock illustrationsAn orthodome, a crystalline form specific to the monoclinic system.
the orthorhombic (rhombic) system ,(rhombic prism): an elongated four-sided column with a rhombic cross-section. - apatite stock illustrationsThe Orthorhombic (Rhombic) System ,(Rhombic Prism): An elongated four-sided column with a rhombic cross-section.
a combination form showing a column, clinopinacoid, and hemipyramid. - apatite stock illustrationsA combination form showing a column, clinopinacoid, and hemipyramid.
a triangular dodecahedron (also known as a triakis tetrahedron), featuring 12 triangular faces. - apatite stock illustrationsA triangular dodecahedron (also known as a triakis tetrahedron), featuring 12 triangular faces.
iron cross twin ,penetration twin formed by two pentagonal dodecahedrons. this is the famous "iron cross" characteristic of pyrite (fool's gold). - apatite stock illustrationsIron Cross Twin ,penetration twin formed by two pentagonal dodecahedrons. This is the famous "Iron Cross" characteristic of Pyrite (Fool's Gold).
a composite crystal form showing an octahedron modified by a pentagonal dodecahedron (also known as a pyritohedron). - apatite stock illustrationsA composite crystal form showing an octahedron modified by a pentagonal dodecahedron (also known as a pyritohedron).
the orthorhombic (rhombic) system ,(brachydiagonal dome): a similar form but parallel to the shorter horizontal axis (brachy-axis). - apatite stock illustrationsThe Orthorhombic (Rhombic) System ,(Brachydiagonal Dome): A similar form but parallel to the shorter horizontal axis (brachy-axis).
a "flatter" rhombohedron, showing a more obtuse or compressed vertical orientation. - apatite stock illustrationsA "flatter" rhombohedron, showing a more obtuse or compressed vertical orientation.
the orthorhombic (rhombic) system ,(macrodiagonal dome / querprisma): a "tent-like" form consisting of two faces parallel to the longer horizontal axis (macro-axis). - apatite stock illustrationsThe Orthorhombic (Rhombic) System ,(Macrodiagonal Dome / Querprisma): A "tent-like" form consisting of two faces parallel to the longer horizontal axis (macro-axis).
a "steeper" rhombohedron, showing a more acute vertical orientation. - apatite stock illustrationsA "steeper" rhombohedron, showing a more acute vertical orientation.
crystal forms of the tetragonal system ,ditetragonale pyramide: an eight-faced pyramid where each corner of the square base is split into two. - apatite stock illustrationsCrystal Forms of the Tetragonal System ,Ditetragonale Pyramide: An eight-faced pyramid where each corner of the square base is split into two.
ditetragonales prisma: an eight-sided column representing higher symmetry. - apatite stock illustrationsDitetragonales Prisma: An eight-sided column representing higher symmetry.
a dyakis dodecahedron (diploids), a 24-faced solid within the cubic crystal system. - apatite stock illustrationsA dyakis dodecahedron (diploids), a 24-faced solid within the cubic crystal system.
the orthorhombic (rhombic) system ,prisma, brachyprisma u. pyramide: a complex combination crystal showing a primary prism body, side faces of a brachy-prism, and a terminal rhombic pyramid. - apatite stock illustrationsThe Orthorhombic (Rhombic) System ,Prisma, Brachyprisma u. Pyramide: A complex combination crystal showing a primary prism body, side faces of a brachy-prism, and a terminal rhombic pyramid.
crystal forms of the tetragonal system ,tetragonale pyramide ,simple four-sided pyramid aligned with the primary axes. - apatite stock illustrationsCrystal Forms of the Tetragonal System ,Tetragonale Pyramide ,simple four-sided pyramid aligned with the primary axes.
the orthorhombic (rhombic) system ,rhombic pyramid ,double pyramid (dipyramid) where the base is a rhombus rather than a square. common in sulfur crystals. - apatite stock illustrationsThe Orthorhombic (Rhombic) System ,Rhombic Pyramid ,double pyramid (dipyramid) where the base is a rhombus rather than a square. Common in sulfur crystals.
a pentagonal icositetrahedron, featuring 24 irregular pentagonal faces. - apatite stock illustrationsA pentagonal icositetrahedron, featuring 24 irregular pentagonal faces.
spinel twin ,contact twin common in the cubic system. two octahedrons are joined on a common plane. this is so characteristic of the mineral spinel that it is officially known as the "spinel law." - apatite stock illustrationsSpinel Twin ,contact twin common in the cubic system. Two octahedrons are joined on a common plane. This is so characteristic of the mineral spinel that it is officially known as the "Spinel Law."
