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- Pansy (10101 bytes)
17: ... is a cultivated garden [[flower]]. It is derived from the wildflower called the [[Heartsease]] or Joh...
20: ...r native violet (''V. lutea'') and eventually one from the Near East (''V. altaica''), to produce a ho...
34: ... gardeners buy biennials as packs of young plants from the garden center and plant them directly into ...
52: 11 parts fresh ammonium carbonate
63: ...Oidium'' fungal infection. Violet-gray powder on fringes and underside of leaves. Caused by stagnant... - Bone (11388 bytes)
27: Osteocytes originate from osteoblasts which have migrated into and become...
29: ...d'' surfaces. Because the osteoclasts are derived from a [[monocyte stem-cell lineage]], they are equi...
32: ...sist of living animal cells embedded in a calcium carbonate matrix that makes up the main bone material. In ...
40: ... in long bones, such as limbs; the bone is formed from [[cartilage]].
46: ...of calcium and the repair of micro-damaged bones (from everyday stress). Repeated stress results in th... - Pineal gland (4403 bytes)
13: ...ity of gritty material, composed of phosphate and carbonate of calcium, phosphate of magnesium and ammonia, a...
17: ...PVN) into [[superior cervical ganglia]] (SCG) and from there into the pineal gland. - Glass (26176 bytes)
1: ...iginally, which can be seen in its [[conchoidal]] fracture.
3: The word ''glass'' comes from [[Latin]] ''glacies'' (ice) and corresponds to ...
18: ...nto other shapes and colors as shown in this ball from the [[Verrerie of Brehat]] in [[Brittany]].]]
20: ...ddition of compounds such as [[soda ash]] (sodium carbonate).
22: ...plify]] transmitted signals by [[laser]] emission from within the glass itself. - Illuminated manuscript (5973 bytes)
1: ... manuscript)|miniature]] of [[Christ in Majesty]] from the [[Aberdeen Bestiary]] (folio 4v), would be ...
3: ...s are the most common type of artifact to survive from the middle ages. They are also the best survi...
13: Illumination was a complex and frequently costly process. As such, it was usually ...
35: | Plant-based colors, such as [[saffron]]; yellow earth colors ([[ochre]]); [[orpiment]...
41: | Ultramarine (made from the mineral [[lapis lazuli]]); [[azurite]]; [[... - Blast furnace (4721 bytes)
1: ...y this is used for the production of [[pig iron]] from [[iron ore]].
9: ...tall [[chimney]]-like [[cauldron]] lined with [[refractory]] brick. Coke, limestone and iron ore are ...
17: ...enough to also decompose [[limestone]] ([[calcium carbonate]]) into [[calcium oxide]] and additional carbon d...
23: ...tated and the processed pig iron can be separated from the oxidised impurities. For some time, the pr...
25: ... heat from the hot carbon dioxide when it escapes from the top of the furnace, further improving effic... - Cretaceous (7391 bytes)
1: ...divisions of the [[geologic timescale]], reaching from the end of the [[Jurassic]] period (about 146 [...
6: ... named for the extensive beds of chalk ([[calcium carbonate]] deposited by the shells of marine [[invertebrat...
10: ...ceous|Upper]] subdivisions. The [[faunal stage]]s from youngest to oldest are:
57: ...eustatic sea level]]s worldwide. To the north of Africa the [[Tethys Sea]] continued to narrow. Within...
69: ...he Cretaceous proceeded faced growing competition from the [[adaptive radiation]] of [[bird]]s, and by... - Desert (21206 bytes)
18: ...ey should be designated as specifically different from the simple definition of a desert: a place whe...
20: ...s an [[ice cap]] if the temperature remains below freezing year-round, rendering the land almost compl...
22: ... other areas are arid by virtue of being very far from the nearest available sources of moisture (this...
28: ...orld's largest desert, the [[Sahara]] of [[North Africa]], which has experienced temperatures as high ...
32: ... These deserts are in interior [[watershed]]s far from oceans and have a wide range of annual temperat... - Asteroid (24334 bytes)
1: ...is picture of [[433 Eros]] shows the view looking from one end of the asteroid across the gouge on its...
4: The term "asteroid", meaning ''star-like'' (from the [[Greek language|Greek]] ''asteroeides'', '...
8: ...larger than 50 m in diameter, distinguishing them from [[meteoroid]]s, which are typically [[boulder]]...
14: ...Earth's solar system. As of [[May 23]], [[2005]], from a total of 277,090 minor planets with calculate...
24: ...s, whereas families are much "tighter" and result from the catastrophic break-up of a large parent ast... - Cave (10592 bytes)
2: ...caveexit.jpg|thumb|300px|The outside world viewed from a cave]]
26: ... between layers of less soluble rock. These rocks fracture and collapse in blocks.
35: Limestone caves are often adorned with calcium carbonate formations produced through slow precipitation, i...
37: ...us fumes, rather than by acidic water percolating from the surface.
40: Caves are sparse in [[South America]], [[Africa]], and [[Antarctica]], but are found widely in... - Crustacean (6274 bytes)
29: ***Infraclass [[Cirripedia]]
35: ...nacle]]s. They are variously found in marine and freshwater, with a few terrestrial members (such as ...
45: ...are retained by the females until they hatch into free-swimming [[larva]]e.
49: ... forth), and the status of different groupings is frequently controversial; this can make taxonomic re...
53: ...ortant groups of crustaceans are [[barnacle]]s (infraorder [[Cirripedia]]), [[branchiopod]]s, [[copepo... - Great Rift Valley (4717 bytes)
1: ..._valley2.jpg|thumb|250px|Rift Valley Sign, Kenya Africa. Image provided by [http://classroomclipart.co...
3: ...st Africa from the rest of Africa along the East African Rift, which began about 15 million years ago....
5: ...a of Galilee]] in [[Israel]] to the [[Dead Sea]]. From the Dead Sea southwards, the Rift is occupied b...
7: ...eninsula was attached to the Horn of Africa - and from this point the rift continues as part of the [[...
9: In eastern Africa the valley divides into two, the '''Eastern Ri... - List of minerals (11610 bytes)
88: #[[Burmite]] (amber from Burma)
188: #[[Franckeite]]
189: #[[Franklinite]] (spinel group)
482: #[[Travertine]] (form of calcium carbonate)
516: #[[Wolframite]] - Animal shell (2105 bytes)
3: The hard, rigid outer [[calcium carbonate]] covering of certain [[animal]]s is called a '''...
5: ...] or [[aragonite]], and then a layer of [[calcium carbonate]] (<nowiki>CaCO</nowiki><sub>3</sub>) in the form...
7: ...rom the blood where it can crystallize as calcium carbonate. The individual crystals of each layer differ in ... - Death Valley National Park (38245 bytes)
6: ... and low points in Death Valley National Park.png|frame|A slice through the highest and lowest points ...
8: [[Image:Wpdms shdrlfi020l death valley.jpg|frame|left|Death Valley and environs]]
36: ...ns front as a result. This type of canyon results from the relatively fast uplift on this mountain ran...
38: ...le rainfall). Annual average precipitation varies from 1.90 inches (48 mm) overall below sea level to ...
40: [[image:below_sea_map_for_Death_Valley.png|frame|Entire area in yellow is below sea level (USGS... - Travertine (990 bytes)
2: ... travertine used in the construction was imported from Tivoli. The website of the Getty Center contai... - Limestone (3809 bytes)
1: [[Image:Limestoneshale7342.JPG|frame|right|Limey [[shale]] overlaid by limestone. [...
3: ... composed of the [[mineral]] [[calcite]] (calcium carbonate). The primary source of this calcite is usually [...
7: ...nd]]s. Examples include the [[Verdon Gorge]] in [[France]]; [[Malham Cove]] in [[North Yorkshire]], [[...
9: ...round [[Hot spring|hot]] or cold springs. Calcium carbonate is deposited where evaporation of the water leave...
19: ...merica, most limestone used in construction comes from [[Indiana]]. - Sedimentary rock (7917 bytes)
1: [[Image:Limestoneshale7342.JPG|frame|right|Two types of sedimentary rock: limey [[s...
3: ...esults of biogenic activity; and by precipitation from [[solution]]. Sedimentary rocks include common ...
6: Sedimentary [[rock (geology)|rock]]s are formed from [[overburden pressure]] as particles of [[sedim...
14: ...discrete fragments or clasts of materials derived from other rocks. They are composed largely of [[qu...
22: ...with quartz, clay, feldspar, and metamorphic rock fragments present. - Rock (geology) (2168 bytes)
5: '''[[Igneous rocks]]''' are formed from molten [[magma]], and are divided into two main...
6: ... the magma reaching the surface either as lava or fragmental ejecta.
8: ...ar the earth's surface, especially in the case of carbonate-rich sediments. - Barium (8466 bytes)
145: *[[Barium carbonate]] is a useful [[rat poison]] and can also be used...
154: ...pure form. It is primarily found in and extracted from the [[mineral]] [[barite]] which is crystalized...
159: ...], [[barium sulfate|sulfate]], [[barium carbonate|carbonate]], [[barium nitrate|nitrate]], and [[barium chlor...
167: ...t does not dissolve, and is eliminated completely from the digestive tract.
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