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Mineral shape resembling a small bunch of grapes
A botryoidal (/ˌbɒtriˈɔɪdəl/ BOT-ree-OY-dəl) texture or mineral habit, is one in which the mineral has an external form composed of many rounded segments
Botryoidal
Common iron oxide mineral
much more brittle. The term kidney ore may be broadly used to describe botryoidal, mammillary, or reniform hematite. Maghemite is a polymorph of hematite
Hematite
Mineral of zinc carbonate
rarely is found in well formed crystals. The typical habit is as earthy botryoidal masses. It has a Mohs hardness of 4.5 and a specific gravity of 4.4 to
Smithsonite
Botryoidal Spring is a fountain-type geyser in the Lower Geyser Basin of Yellowstone National Park in the United States. Botryoidal Spring is part of
Botryoidal_Spring
Mineral variety of copper carbonate
mineral crystallizes in the monoclinic crystal system, and most often forms botryoidal, fibrous, or stalagmitic masses, in fractures and deep, underground spaces
Malachite
Botryoidal form of quartz
Grape agate, also called grape chalcedony or grape amethyst, is a botryoidal variety of quartz that occurs as clusters of small spheres. Specimen- and
Grape_agate
Tin oxide mineral
typical twin is bent at a near-60-degree angle, forming an "elbow twin". Botryoidal or reniform cassiterite is called wood tin. Cassiterite is also used as
Cassiterite
Calcium carbonate mineral
calcite Bipyramidal calcite Druse calcite Twinned calcite Globular calcite Botryoidal calcite Calcite is transparent to opaque and may occasionally show phosphorescence
Calcite
Phyllosilicate mineral
cuprite, and other secondary copper minerals. It is typically found as botryoidal or rounded masses and crusts, or vein fillings. A 2006 study has produced
Chrysocolla
Nickel carbonate mineral
structure. It forms massive to reniform papillary aggregates in fractures, botryoidal concretions in laterite or fracture infill. It is also present as stains
Gaspéite
Zinc ore group
crystallographically quite distinct, the two minerals exhibit similar massive or botryoidal external form and are not readily distinguished without detailed chemical
Calamine_(mineral)
Lead arsenate chloride mineral
Cluster of translucent, golden mimetite crystals Spherical aggregates of botryoidal mimetite Mimetite, Pingtouling Mine, Guangdong Province, China. Size:
Mimetite
Parasitic or predatory annelid worms
the coelom (body cavity). In leeches, most of the coelom is filled with botryoidal tissue, a loose connective tissue composed of clusters of cells of mesodermal
Leech
Inosilicate of calcium and aluminium
the orthorhombic crystal system, and most often forms as stalactitic, botryoidal, reniform or globular aggregates, with only just the crests of small crystals
Prehnite
Form of opaline silica often found around hot springs and geysers
that is often found as crusts or layers around hot springs and geysers. Botryoidal geyserite is known as fiorite. Geyserite is porous due to the silica enclosing
Geyserite
Orange-yellow arsenic sulfide mineral
found in foliated columnar or fibrous aggregates, may alternatively be botryoidal or reniform, granular or powdery, and, rarely, as prismatic crystals.
Orpiment
Hydrous copper arsenate mineral
vitreous, translucent dark blue to dark greenish blue colored crystals and botryoidal masses. The crystal system is monoclinic 2/m. It has a hardness of 2.5–3
Clinoclase
Mineral form of calcium fluoride
sphalerite, from Elmwood mine, Smith county, Tennessee, US Translucent ball of botryoidal fluorite perched on a calcite crystal Fluorite with baryte, from Berbes
Fluorite
Iron(III) oxide-hydroxide named in honor to the poet Goethe
of tiny round grains cemented together), reniform (kidney shapes) or botryoidal (globular, like bunches of grapes) accumulations. It is also a very common
Goethite
Arsenate mineral
arsenate mineral related to duftite (PbCu(AsO4)(OH)). It is green, often botryoidal, and occurs in the oxidation zone of some metal deposits. It occurs with
Conichalcite
Copper silicate hydroxide mineral
bits of contrasting primary malachite crystals in a deep green color Botryoidal balls of shattuckite, from the Kaokoveld Mine, Kaokoveld Plateau, Kunene
Shattuckite
Hard black manganese oxides (romanechite, mainly)
oxygen. Psilomelane has no definite chemical composition and occurs as botryoidal and stalactitic masses with a smooth shining surface and submetallic lustre
Psilomelane
Mineral concretion found on the sea bottom
Their surface textures vary from smooth to rough. They frequently have botryoidal (mammillated or knobby) texture and vary from spherical in shape to typically
Manganese_nodule
Irregular grains within partially-lithified sediment
grapestones and botryoidal grains. Grapestones are composite grains with an irregular shape that resembles a bunch of grapes, whereas botryoidal grains are
Intraclasts
Tyrolite forms glassy, blue to green orthorhombic radial crystals and botryoidal masses. It has a Mohs hardness of 1.5–2.0 and a specific gravity of 3
Tyrolite
Microcrystalline or cryptocrystalline form of silica
Chalcedony A botryoidal geode specimen from Mexico General Category Tectosilicate minerals Group Quartz group Formula SiO 2 (silica) IMA status Variety
Chalcedony
Opaque, blue-to-green mineral
are rare. Typically the form is a vein or fracture filling, nodular, or botryoidal in habit. Stalactite forms have been reported. Turquoise may also pseudomorphously
Turquoise
Silicate clay mineraloid
copper-containing variety cupro-allophane has been reported. It forms waxy botryoidal to crusty masses with color varying from white through green, blue, yellow
Allophane
Mineral of manganese carbonate
scalenohedral crystals; also commonly bladed, columnar, stalactitic, botryoidal, granular or massive Twinning On {1012} as contact and lamellar Cleavage
Rhodochrosite
Copper iron sulfide mineral
disphenoid and resembles a tetrahedron, commonly massive, and sometimes botryoidal. Twinning Penetration twins Cleavage Indistinct on {011} Fracture Irregular
Chalcopyrite
Former province in DR Congo
Malachite specimen, showing the original botryoidal form and a polished face of the opposite half of the specimen. Mines in the vicinity of Kolwezi supply
Katanga_Province
Uranium-rich oxide mineral
to deep brown and green-gray (thin fragments) Crystal habit Massive, botryoidal, granular. Octahedral crystals uncommon. Cleavage Indistinct Fracture
Uraninite
Variety of chalcedony with fire-like flashes
Color Red to orange, brown, iridescent flashes Crystal habit Frequently botryoidal, microgranular aggregates Cleavage Absent Fracture Uneven, splintery,
Fire_agate
Silver tin sulfide mineral
appear to be cubic in form due to twinning. The most typical form is as botryoidal rounded grape-like masses. Its Mohs hardness is 2.5 and the specific gravity
Canfieldite
Copper arsenate mineral
Botryoidal, green cornwallite in a gossan with white baryte from Caldbeck Fells, Cumbria (7.6 × 5.1 × 4.7 cm)
Cornwallite
Oxalate mineral
a resin-like sheen on the surfaces. It is mostly found in the form of botryoidal or fibrous to earthy aggregates and crusty coatings from dull yellow to
Humboldtine
Crystalline chemical element or compound formed by geologic processes
prismatic (elongated in one direction) as seen in kunzite or stibnite; botryoidal (like a bunch of grapes) seen in chalcedony; fibrous, which has fibre-like
Mineral
Variety of the mineral fluorite
green) Crystal habit Well-formed coarse sized crystals; also nodular, botryoidal, rarely columnar or fibrous; granular, massive Twinning Common on {111}
Chlorophane
Nesosilicate mineral
in progressive stages of hydrothermal precipitation. Botryolite is a botryoidal form of datolite. Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols"
Datolite
Phosphate mineral
Crystal habit Interlocked crystals in felted and matted aggregates forming botryoidal, spherulitic masses; radiating, prismatic groups Cleavage Perfect {001}
Aheylite
Hydrated iron oxide mineral
concretionary forms or in compact and earthy masses; sometimes mammillary, botryoidal, reniform or stalactitic. Because of its amorphous nature, and occurrence
Limonite
hydrogen and oxygen. It was approved by the IMA in 1976. Its habit is botryoidal, "grape-like" rounded forms (e.g. malachite). It forms encrustations,
Kaňkite
Process of chemical precipitation bonding sedimentary grains
include pendant cement, meniscus cement, isopachous cement, needle cement, botryoidal cement, blocky cement, syntaxial rim cement, and coarse mosaic cement
Cementation_(geology)
octahedral, dodecahedral). Aggregation of crystals or aggregates (fibrous, botryoidal, radiating, massive). Crystal appearance (foliated/lamellar (layered)
Prism_(geology)
Form of opal
tuff. It is a globular, botryoidal, or stalactic concretionary form of opal. The mineraloid has a pearly lustre and forms botryoidal masses. Named after Santa
Fiorite
Orthorhombic anhydrous vanadate hydroxide mineral
intergrown crystals are common, also encrustations and mammillary or botryoidal surfaces. The crystals are equant dipyramids or prisms parallel to the
Mottramite
Sulfate mineral
monoclinic mineral which almost never exhibits crystal form. It forms botryoidal to mammillary clay-like masses. It has a very soft Mohs hardness of 1–2
Aluminite
Fe(II) phosphate mineral
In general, the vivianite occurs as prismatic crystals on a matrix of botryoidal goethite derived from the alteration of pyrite and marcasite. Specimens
Vivianite
although crystals are very rare. It typically forms as irregular masses or botryoidal forms. It is an opaque, white to gray (weathers brassy) metallic mineral
Domeykite
Copper iron oxide mineral
Identification Color Black Crystal habit Tabular to equant crystals; botryoidal crusts, spherulitic, powdery, massive Twinning Contact twins on {0001}
Delafossite
Fertilized inflorescence of the grapevine
in sukkah, and can frequently be seen on Kiddush and Shabbat objects. Botryoidal, a term in mineralogy, defining mineral deposits shaped like a bunch of
Grape_cluster
In geology, a type of compact mass
disc-shapes; crescent-shapes; watch-shapes; cylindrical or club-shapes; botryoidal masses; and animal-like forms. They can vary in length from 2 in (5.1 cm)
Concretion
Cave in Tennessee, United States
home to stalagmites, stalactites, helictites, flowstone, cave pearls, botryoidal coral, gypsum flowers, needles, and pure white gypsum snow, as well as
Cumberland_Caverns
Zirconium oxide mineral
brown, iron-black Crystal habit Tabular prismatic, radially fibrous in botryoidal masses Twinning Ubiquitous polysynthetic on {100} and {110} Cleavage {001}
Baddeleyite
Oxide mineral
crystals, commonly as compact fine-grained masses, banded colloform, botryoidal, or radial fibrous aggregates Twinning Twinning developed on (010) and
Cryptomelane
Antimony oxide mineral
white, orange; gray, brown, black when impure Crystal habit Massive, botryoidal, as incrustations, powdery Cleavage None Fracture Uneven Mohs scale hardness
Stibiconite
Uncommon arsenate mineral
luster, satiny in aggregates, and a light blue streak. It occurs as thin botryoidal crusts of minute radiating fibers or as thin rectangular, pseudo-orthorhombic
Lavendulan
Manganese dioxide mineral
to lighter grey, sometimes bluish Crystal habit Granular to massive: botryoidal. Crystals rare Twinning {031}, {032} may be polysynthetic Cleavage Perfect
Pyrolusite
Hydrated basic magnesium carbonate mineral
Identification Color White Crystal habit Acicular crystals, fibrous veinlets, botryoidal crusts, and spherical aggregates Cleavage On {100} perfect; on {001} good
Artinite
Visible shape of a mineral
Habit Image Description Common example(s) Botryoidal Chalcedony Calcite Grape-like, large and small hemispherical masses, nearly differentiated/separated
Crystal_habit
Scientific study of minerals and mineralised artifacts
also have a distinctive crystal habit (for example, hexagonal, columnar, botryoidal) that reflects the crystal structure or internal arrangement of atoms
Mineralogy
Botryoidal balls of shattuckite, from Otjikotu, Kaokoveld, Kunene, Namibia
List_of_minerals
as short prismatic to equant crystals. It typically occurs as scaly, botryoidal or fibrous coatings. It is soft, Mohs hardness of 2 to 2.5, and has a
Haidingerite
yellow to brown to dark brown amorphous mineral, sometimes forming a botryoidal mass. Its chemical formula is CaFe 4(PO 4,SO 4) 2(OH) 8•(4-6)H 2O. and
Delvauxite
Mineral composed of iron(II) carbonate
sometimes nearly colorless Crystal habit Tabular crystals, often curved; botryoidal to massive Twinning Lamellar uncommon on{0112} Cleavage Perfect on {0111}
Siderite
Sulfate mineral
prismatic system and typically occurs as vitreous bright yellow to red botryoidal to reniform masses and radiating crystal prisms. It has a specific gravity
Botryogen
Arsenate mineral
CuPb(AsO4)(OH), related to conichalcite. It is green and often forms botryoidal aggregates. It is a member of the adelite-descloizite Group, Conichalcite-Duftite
Duftite
Nesosilicate mineral
apple-green, blue, pastel green, light blue, azure-blue Crystal habit Fibrous, botryoidal to massive Cleavage {0001}, {1120} – imperfect Fracture Irregular to conchoidal
Willemite
Calcium manganese silicate mineral
forming slender crystals which grow from a central point. It can grow as botryoidal, which are hemispherical masses; acicular, which is a needle-like crystal
Olmiite
Zinc arsenate hydroxide mineral
Wedge-like prisms typically in druses and radiating clusters; also smooth botryoidal masses Cleavage {101}, good; {010}, poor Fracture Uneven to subconchoidal
Adamite
Toxic arsenic oxide mineral
impure Crystal habit Common as tiny octahedra; aggregates or crusts; botryoidal, stalactitic Cleavage On {111} Fracture Conchoidal Mohs scale hardness
Arsenolite
Mineral of copper zinc carbonate
green Crystal habit Acicular crystals as radiating fibrous clusters; botryoidal; mammillary; encrustations Twinning On {100} Cleavage Perfect on {100}
Rosasite
Single chain inosilicate mineral
Zhaotong, Yunnan, China Black babingtonite which covers a matrix of botryoidal, green prehnite, and a large, colorless, doubly terminated quartz crystal
Babingtonite
Bay in Monterey County, California, United States
Green is the most common type. Rarer types include Vulcan, Blue, and Botryoidal (Bubble or Grape) Jade. "Beaches". Big Sur Chamber of Commerce. Retrieved
Jade_Cove
Magnesium hydroxide mineral
Lancaster County, Pennsylvania. Yellow, white and blue brucite with a botryoidal habit was discovered in Qila Saifullah District of Province Baluchistan
Brucite
Sedimentary deposit containing fossils in Nevada, USA
Early–Middle Cambrian boundary; fossils from the Early Cambrian are preserved in botryoidal hematite, whereas those from the Middle Cambrian are preserved in the
Pioche_Shale
List of rock textural and morphological terms
veins Aphanitic Aplitic; aplite Augen textured gneiss Axiolitic texture Botryoidal Brecciated Bedding fissile; bedding fissility Boudinage; boudins Cataclastic
List_of_rock_textures
Barium carbonate mineral
or pale-green Crystal habit Striated short prismatic crystals, also botryoidal to spherical, columnar fibrous, granular, massive. Twinning On {110},
Witherite
Iron phosphate mineral
pale violet, deep violet, red, carmine red, greenish white Crystal habit Botryoidal, radial, spherical Cleavage {010} Good, {001} Poor Mohs scale hardness
Strengite
Sulfosalt mineral
Pseudo-octahedra or pseudo-cubic, dodecahedra, cubes; radiating crystal aggregates, botryoidal crusts, or massive Twinning Pseudospinel law {111} penetration twins Cleavage
Argyrodite
Geology of region in northwest England
Botryoidal haematite ("kidney ore") from Egremont in the West Cumbria iron orefield
Geology_of_the_Lake_District
Alunite supergroup, phosphate mineral
in the oxidized zones of lead-bearing deposits. It commonly occurs as botryoidal, kidney shaped, stalactitic or globular crusts or masses, frequently with
Plumbogummite
Uranium-bearing silicate mineral
thin section Crystal habit Rarely as crystals, commonly as colloform to botryoidal incrustations, fibrous, pulverulent masses Fracture Irregular to subconchoidal
Coffinite
Mountain in Texas, United States
are noted as a source of quartz crystals, including green moss agate, botryoidal geodes, Needle Peak sagenite, and pompon agates. "Needle Peak". List of
Needle Peak (Presidio County, Texas)
Needle_Peak_(Presidio_County,_Texas)
Phosphate mineral
habit laty to wedge-shaped, pseudorhombohedral crystals; fibrous, in botryoidal to feathery aggregates Twinning Common perpendicular to {100} Cleavage
Robertsite
Phosphate mineral
prismatic tabular crystals, pseudo-orthorhombic or pseudo-hexagonal; fibrous botryoidal to spheroidal aggregates Twinning On {100} or {001} as fishtail contact
Herderite
Copper arsenate mineral
tabular, often in aggregates as rosettes. Cornubite is generally fibrous, botryoidal, globular or massive. Cornubite is a secondary mineral found in the oxidised
Cornubite
Sorosilicate mineral
group P21/m Identification Color Red-brown to copper-red Crystal habit Botryoidal Cleavage [101] Distinct Mohs scale hardness 3 Luster Silky, Dull Streak
Sursassite
blue-green Crystal habit Flat tabular crystals occurring in radial to botryoidal aggregates Cleavage None Tenacity Brittle Mohs scale hardness Soft Luster
Spertiniite
Phyllosilicate mineral
Macdonaldite White sprays of macdonaldite and blue botryoidal crust of mcguinnessite General Category Phyllosilicate minerals Formula BaCa4Si16O36(OH)2·10H2O
Macdonaldite
Rare and complex tellurate mineral
a thin film on quartz, sericite, calcite or baryte, but it also forms botryoidal aggregates. It is often found alone, but may be associated with other
Tlapallite
contained queitite. The cavity's specimens were druzy and white, forming botryoidal crystals - crystals with a spherical habit. These crystals formed a 0
Queitite
Rare arsenate mineral
Picropharmacolite is usually found as small to microscopic pearly white botryoidal aggregates with a radiating foliated structure internally. Less commonly
Picropharmacolite
Rare hydrated copper sulfate mineral
South Wales, Australia Intergrown with ktenasite forming fibrous and botryoidal crusts and coatings less than 0.1 mm thick, at the Kintore Open Cut, Broken
Langite
Blue-green botryoidal chrysocolla coating a plate of botryoidal heterogenite, from Kolwezi, old Katanga province, Democratic Republic of Congo; size: 14
List of minerals recognized by the International Mineralogical Association (H)
List_of_minerals_recognized_by_the_International_Mineralogical_Association_(H)
Phosphate mineral
habit, as globular aggregates of crystals, as concentrically layered botryoidal masses, or as bladed or prismatic crystals up to 2 cm (0.79 in). Collinsite
Collinsite
Crystal habit Rarely as short prismatic crystals, commonly as fibrous to botryoidal encrustations Cleavage Perfect on {010}, good on {001} Tenacity Brittle
Tangeite
Early Devonian sedimentary deposit in Scotland
are preserved with a brecciated texture; "geyserite", a sediment with a botryoidal form reminiscent of modern vent margins, is also found. Spores collected
Rhynie_chert
Near perfect formation of (blue) Decrespignyite-(Y) crystals creating botryoidal type formations with a small amount of (grey) Kamphaugite-(Y) General
Decrespignyite-(Y)
Colorless, white, pale gray Crystal habit Commonly acicular, silky fibrous, botryoidal to stalactitic; rare as elongated flattened crystals Cleavage Perfect
Pharmacolite
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