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Freeforms

Mineral freeforms for sale by The Fossil Store. The premium destination for high quality bespoke minerals procured from around the world for luxury interiors.
  1. Navajun Pyrite Cube 33mm

    Navajun Pyrite Cube 33mm

    £42.00
    Navajun Pyrite cube 33mm from La Rioja, Spain. This remarkable natural circumstance is not credited by mans hand, or machine produced, this is a natural forming mineral! The pyrite grows in a cubic formation, under a strong lens one can view where the fools gold - iron pyrites has been halted on excavation. As the air reaches he specimen through mining or some natural event the crystalline growth ceases. the mineral needs a precise environment of humidity etc for growth. The cubes are naturally formed as truly amazing as it appears, if you are viewing this for the first tiem, it is a seemingly astounding feat of nature to produce such geometrically precise elements. Type: Iron Pyrite, (Fool's Gold). Formula: FeS2 Age: Mesozoic era, late Jurassic, approximately 120 million years. Origin: Aguilar Del Rio Alhama, La Rioja, Spain. Iron Pyrite Measurements. Cube sq: 3.3 cm Weight: 0,179 g Learn More
  2. Navajun Pyrite Cube 25mm

    Navajun Pyrite Cube 25mm

    £72.00
    Navajun Pyrite cube 25mm from La Rioja, Spain. Dating back to the Jurassic period, approximately 120 million years, these cubes are naturally formed. Type: Iron Pyrite, (Fool's Gold). Formula: FeS2 Age: Mesozoic era, late Jurassic, approximately 120 million years. Origin: Aguilar Del Rio Alhama, La Rioja, Spain. Iron Pyrite Measurements. Main cube sq: 2.5 cm Weight: 65 g Learn More
  3. Navajun Pyrite Cube 101mm

    Navajun Pyrite Cube 101mm

    £82.00
    Navajun Pyrite cube 101mm from La Rioja, Spain. Dating back to the Jurassic period, approximately 120 million years, these cubes are naturally formed. Type: Iron Pyrite, (Fool's Gold). Formula: FeS2 Age: Mesozoic era, late Jurassic, approximately 120 million years. Origin: Aguilar Del Rio Alhama, La Rioja, Spain. Iron Pyrite Measurements. Largest cube sq: 1.2 cm Smallest cube sq: 0.2 cm Trail length: 10.1 cm Weight: 34 g Learn More
  4. Labradorite Freeform 105mm

    Labradorite Freeform 105mm

    £82.00
    Labradorite freeform 105mm discovered in Madagascar the exotic island of the Indian ocean, lying off the south eastern coast of South africa. Vivid luminescent of blue and golden reflections created by natural light refraction creates a wonderful array. Read the fuller description below... Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 11.3 cm Width: 8.66 cm Depth: 4.3 cm Approximate weight: 0,738 g Learn More
  5. Navajun Pyrite Cube 24mm

    Navajun Pyrite Cube 24mm

    £92.00
    Navajun Pyrite cube 24mm from La Rioja, Spain. Dating back to the Jurassic period, approximately 120 million years, these cubes are naturally formed. Type: Iron Pyrite, (Fool's Gold). Formula: FeS2 Age: Mesozoic era, late Jurassic, approximately 120 million years. Origin: Aguilar Del Rio Alhama, La Rioja, Spain. Iron Pyrite Measurements. Cube sq: 2.4 cm Weight: 56 g Learn More
  6. Labradorite Freeform 113mm

    Labradorite Freeform 113mm

    £92.00
    Labradorite freeform 113mm discovered in Madagascar the exotic island of the Indian ocean, lying off the south eastern coast of South africa. Vivid luminescent of blue and golden reflections created by natural light refraction creates a wonderful array. Read the fuller description below... Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 11.3 cm Width: 8.66 cm Depth: 4.3 cm Approximate weight: 0,694 g Learn More
  7. Navajun Pyrite Cube 34mm

    Navajun Pyrite Cube 34mm

    £110.00
    Navajun Pyrite cube 34mm from La Rioja, Spain. Dating back to the Jurassic period, approximately 120 million years, these cubes are naturally formed. Type: Iron Pyrite, (Fool's Gold). Formula: FeS2 Age: Mesozoic era, late Jurassic, approximately 120 million years. Origin: Aguilar Del Rio Alhama, La Rioja, Spain. Iron Pyrite Measurements. Cube sq: 3.4 cm Weight: 157 g Learn More
  8. Orbicular Jasper Freeform

    Orbicular Jasper Freeform 164mm

    £122.00
    An attractive Orbicular Ocean Jasper freeform from Madagascar. Ocean jasper is named for a variety of jasper minerals found along the intertidal shores of northeast Madagascar. Read the description below... Type: Orbicular Jasper. Formula: Silicon dioxide: SiO2 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 14.3 cm Width: 16.4 cm Depth: 7.8 cm Approximate weight: 2,296 g Learn More
  9. Navajun Pyrite Cube

    Navajun Pyrite Cube 150mm

    £122.00
    Navajun Pyrite cube from La Rioja, Spain. Dating back to the Jurassic period, approximately 120 million years, these cubes are naturally formed. Type: Iron Pyrite, (Fool's Gold). Formula: FeS2 Age: Mesozoic era, late Jurassic, approximately 120 million years. Origin: Aguilar Del Rio Alhama, La Rioja, Spain. Iron Pyrite Measurements. Largest cube sq: 1.5 cm Smallest cube sq: 0.5 cm Trail length: 10 cm Weight: 56 g Learn More
  10. Navajun Pyrite Cube 111mm

    Navajun Pyrite Cube 111mm

    £122.00
    Navajun Pyrite cube 111mm from La Rioja, Spain. Dating back to the Jurassic period, approximately 120 million years, these cubes are naturally formed. Type: Iron Pyrite, (Fool's Gold). Formula: FeS2 Age: Mesozoic era, late Jurassic, approximately 120 million years. Origin: Aguilar Del Rio Alhama, La Rioja, Spain. Iron Pyrite Measurements. Largest cube sq: 1.3 cm Smallest cube sq: 0.2 cm Trail length: 11.1 cm Weight: 43 g Learn More
  11. Labradorite Freeform 164mm

    Labradorite Freeform 164mm

    £132.00
    An attractive Labradorite freeform 164mm from Madagascar. Curated for interiors around the world, showcasing vivid luminescent reflections of natural light. Read the fuller description below... Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 16.4 cm Width: 7.5 cm Depth: 4.5 cm Approximate weight: 1,257 g Learn More
  12. Agate Jasp Chalcedony Bowl

    Chalcedony Agate Bowl

    £142.00
    Very attractive agate freeform bowl exhibiting a type of dog tooth quartz structure in two starburts formations, these are created by gaseous actions in the earths crust. Read the full description below... Type: Quartz form of Chalcedony, Agate. Formula: Silicon dioxide: Si02 (Chalcedony, micro-crystalline quartz) Origin: Mahajanga jungle, Madagascar. Approximate measurements. TBC please refer to images with normal sized business card to relate to size or scale. Height: 4.89 cm Width: 14.2 cm Depth: 13.1 cm Approximate weight: 0,872 g Learn More
  13. Fortification Agate Bowl

    Fortification Agate Bowl

    £142.00
    Fortification agate freeform bowl exhibiting gemy quartz growth in a natural cavity, this ceased to grow out completely and fill the geode in the igneous volcanic vent, created by gaseous actions in the earths crust. Read the full description below... Type: Quartz form of Chalcedony, Agate. Formula: Silicon dioxide: Si02 (Chalcedony, micro-crystalline quartz) Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 6.74 cm Width: 13.89 cm Depth: 11.4 cm Approximate weight: 0,979 g Learn More
  14. Quartz Freeform 135mm

    Quartz Freeform 135mm

    £162.00
    High quality Quartz freeform, naturally formed mineral from Madagascar, displaying attractive inclusions of mineral growth taken place over millions of years. A natural formation of quartz with whites and sable blacks transcending within with partial time lines throughout. Cut and finely polished for interiors and Includes free UK delivery. Type: Quartz. Formula: SiO2. Age: Since the Paleozoic era. Origin: Itremo massif, Itremo Commune, Ambatofinandrahana District, Amoron'i Mania Region, Fianarantsoa Province, Madagascar. Approximate measurements. Height: 13.5 cm Width: 10 cm Depth: 5.5 cm Approximate weight: 1,438 g Learn More
  15. Polychrome Jasper Freeform 154mm

    Polychrome Jasper Freeform 154mm

    £162.00
    An attractive Polychrome jasper freeform from Madagascar. Curated for interior display, showcasing oceanic and earthly washed colours. Ocean jasper is named for a variety of jasper minerals found along the intertidal shores of northeast Madagascar. Type: Polychrome Jasper. Formula: Silicon dioxide: SiO2 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 15.4 cm Width: 13.7 cm Depth: 10.3 cm Approximate weight: 2,981 g Learn More
  16. Chalcedony Banded Bowl

    Chalcedony Banded Bowl

    £162.00
    Chalcedony Banded Bowl, the very attractive agate freeform bowl exhibiting growth rings which have formed in bands of different colour tones, these are created by gaseous actions in the earths crust. Read the full description below... Type: Quartz form of Chalcedony, Agate. Formula: Silicon dioxide: Si02 (Chalcedony, micro-crystalline quartz) Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 5.77 cm Width: 16.2 cm Depth: 13.3 cm Approximate weight: 1,351 g Learn More
  17. Eye Chalcedony Agate Bowl

    Chalcedony Agate Bowl

    £172.00
    Very attractive banded Agate freeform bowl exhibiting Eye or Tube patterning created by gaseous actions in the earths crust. Read the full description below... Type: Quartz form of banded Chalcedony, Agate. Formula: Silicon dioxide: Si02 (Chalcedony, micro-crystalline quartz) Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 4.6 cm Width: 13.3 cm Depth: 11.6 cm Approximate weight: 0,655 g Learn More
  18. Labradorite Freeform 175mm

    Labradorite Freeform 175mm

    £182.00
    An very attractive pictorial Labradorite landscape freeform unearthed on the island of Madagascar. The beautiful semi precious stone admired from the 1770s when named by Moravian Missionaries making landfall in Canada and curated for interiors around the world since that time. Read our full description below... Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 9 cm Width: 17.5 cm Depth: 5 cm Approximate weight: 1,166 g Learn More
  19. Orbicular Jasper Freeform 165mm

    Orbicular Jasper Freeform 165mm

    £202.00
    An attractive Orbicular jasper freeform 58mm from Madagascar. Curated for interior display, showcasing oceanic and earthly washed colours. Ocean jasper is named for a variety of jasper minerals found along the intertidal shores of northeast Madagascar. Type: Orbicular Jasper. Formula: Silicon dioxide: SiO2 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 22 cm Width: 16.5 cm Depth: 13 cm Approximate weight: 4,068 g Learn More
  20. Labradorite Freeform163mm

    Labradorite Freeform163mm

    £322.00
    An attractive Labradorite freeform unearthed in Madagascar, conserved and curated for interiors around the world, showcasing vivid luminescent reflections of natural light refract and develop beautiful colouration and iridescent movement. Read the description below... Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 16.3 cm Width: 8 cm Depth: 5.5 cm Approximate weight: 1,662 g Learn More
  21. Dolomite Mineral Bed 420mm

    Dolomite Mineral Bed 420mm

    £332.00
    Dolomite Mineral Bed set onto a clear acrylic stand which sets off the bright green Malachite crystals and the crystal growth of the saddle shaped dolomite very well. The mineral dolomite first described by Carl Linnaeus and named after the Dolomite Alps of Northern Italy. Type: Tabular crystals, often with curved faces, also columnar, stalactitic, granular. Formula: CaMg(CO3)2 Age: Unknown Origin: Bou Bekker, Toussit, Touissit District, Oujda-Angad Province, Oriental Region. Morocco Mineral bed dimensions. Height: 23.3 cm Width: 42.0 cm Depth: 7.3 cm Mineral weight: 5.708 Kg Dolomite bed on acrylic stand dimensions. Height: 26.5 cm Width: 42.0 cm Depth: 12.0 cm On stand weight: 6.232 Kg Learn More
  22. Polychrome Jasper Freeform 190mm

    Polychrome Jasper Freeform 190mm

    £492.00
    An attractive Polychrome jasper freeform 190mm from Madagascar. Curated for interior display, showcasing oceanic and earthly washed colours. Ocean jasper is named for a variety of jasper minerals found along the intertidal shores of northeast Madagascar. Type: Polychrome Jasper. Formula: Silicon dioxide: SiO2 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 19 cm Width: 12.2 cm Depth: 4.8 cm Approximate weight: 1,656 g Learn More
  23. Labradorite Freeform 255mm

    Labradorite Freeform 255mm

    £522.00
    An attractive Labradorite freeform 255mm from Madagascar. Curated for interiors around the world, showcasing vivid luminescent reflections of natural light. Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 25.5 cm Width: 12.2 cm Depth: 7 cm Approximate weight: 3,829 g Learn More
  24. Labradorite Freeform 206mm

    Labradorite Freeform 206mm

    £562.00
    An attractive Labradorite freeform 206mm from Madagascar. Curated for interiors around the world, showcasing vivid luminescent reflections of natural light. Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 18.4 cm Width: 20.6 cm Depth: 4.7 cm Approximate weight: 2,473 g Learn More
  25. Polychrome Jasper Freeform 214mm

    Polychrome Jasper Freeform 214mm

    £642.00
    An attractive Polychrome jasper freeform 214mm from Madagascar. Curated for interior display, showcasing oceanic and earthly washed colours. Ocean jasper is named for a variety of jasper minerals found along the intertidal shores of northeast Madagascar. Type: Polychrome Jasper. Formula: Silicon dioxide: SiO2 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 21.4 cm Width: 13.5 cm Depth: 2.5 cm Approximate weight: 1,671 g Learn More
  26. Labradorite Freeform 235mm

    Labradorite Freeform 235mm

    £642.00
    An attractive Labradorite freeform 235mm from Madagascar. Curated for interiors around the world, showcasing vivid luminescent reflections of natural light. Read our description below... Type: Labradorite. Formula: (Ca,Na)(Si,Al)4O8 Origin: Mahajanga jungle, Madagascar. Approximate measurements. Height: 23.5 cm Width: 12.5 cm Depth: 10.7 cm Approximate weight: 5,350 g Learn More
  27. Quartz On Acrylic 208mm

    Quartz On Acrylic 208mm

    £992.00
    Large Quartz specimen on an acrylic base, naturally formed mineral from Madagascar, displaying attractive inclusions of mineral growth taken place over millions of years. A natural formation of quartz with whites and sable blacks transcending within with partial time lines throughout. Cut and finely polished for interiors and Includes free UK delivery. Type: Quartz. Formula: SiO2. Age: Since the Paleozoic era. Origin: Itremo massif, Itremo Commune, Ambatofinandrahana District, Amoron'i Mania Region, Fianarantsoa Province, Madagascar. Approximate overall measurements including base. Height: 20.8 cm Width: 15 cm Depth: 12.4 cm Approximate weight: 4,151 g Learn More
  28. 8% off
    Amethyst Geode Monuments 1140mm

    Pair Of Amethyst Geodes 3.7ft

    Regular Price: £3,992.00

    Special Price £3,692.00

    Amethyst geode monuments of naturally formed druzy amethyst. The numerous Amethyst quartz points within the cavern represent the growth that has taken place over time. The now flat cut edge of the geode displays white to clear quartz at the base layer of the original crystal bed; this is the indicator of genuine ‘earth pocket’ naturally created amethyst. Forced (heat treated), amethyst geodes, cathedrals or caverns do not have this natural variation from white to deep purple amethyst. Artificially treated amethyst appears without the white base to the crystals, as it his forced in baking ovens or stained which creates a solid purple or other colour crystal wall from the outer shell to the crystal terminations within the cavity. Rarely seen of this quality and size, perfect for interior display and Includes free delivery. Please contact us for a personal overseas shipping quote, see the menu INFO tab at the top of this page. Type: Druzy Amethyst. Formula: SiO2 Age: Unknown Origin: Brazil. Amethyst measurements. Height: 114 cm Amethyst weight. Left amethyst: 33 Kg Right amethyst: 33 Kg Overall approximately weight: 66 Kg approximately. Learn More
  29. Monumental Quartz Mineral

    Monumental Quartz Mineral 549mm

    £3,992.00
    Monumental Quartz mineral. Aeons ago hydrothermal dynamics created the environment underneath a folding mountain to form this wonderful and natural crystal bed, like some super kryptonite, smooth clear points of Quartz strike out in juxtapositions. Type: Clear Quartz. Formula: SiO2. Origin: Mined near Little Rock, Arkansas. Age: Since the Paleozoic era. Approximate Quartz measurements. Height: 54.9 cm Width: 42.2 cm Depth: 27 cm Approximate weight: 67.1 Kg Learn More
  30. Amethyst Geode Monuments

    Pair Of Amethyst Geodes 4.3ft

    £6,212.00
    High quality druzy Amethyst geode monuments naturally formed from Brazil, displaying contrasting colours and amethyst quartz points representing the growth that has taken place over millions of years. A natural formation of Amethyst with deep amethyst to eggplant colours throughout the geode with partial remnants of crystals white surrounding the points toward the outer edge. Rarely seen of this size and quality, perfect for interior display and Includes free UK delivery. Please contact us for overseas shipping, we require an address or country of origin to confirm rate estimates. Please use the contact details in the header of our website or contact us via our contact page located on our information - ('INFO') menu tab. Type: Druzy Amethyst. Formula: SiO2 Age: Unknown Origin: Brazil. Amethyst measurements. Height: 132 cm Amethyst weight. Left amethyst: 63 Kg Right amethyst: 77 Kg Overall approximately weight: 140 Kg approximately. Learn More