Search results
|
|
No page with that title exists You can create an article with this title or put up a request for it. Please search Wikipedia before creating an article to avoid duplicating an existing one, which may have a different name or spelling.
Showing below 7 results starting with #1.
View (previous 20) (next 20) (20 | 50 | 100 | 250 | 500).
No article title matches
Page text matches
- List of minerals (11610 bytes)
3: This is a list of [[mineral]]s with Wikipedia articles. Mineral variety names and [[...
11: #[[Actinolite]]
12: #[[Adamite]]
14: #[[Albite]]
15: #[[Alforsite]] - Animal shell (2105 bytes)
3: ... It is sometimes said that shells are made of [[chitin]], but these are unrelated materials (except fo...
5: ...y an intermediate layer of [[calcite]] or [[aragonite]], and then a layer of [[calcium carbonate]] (<n...
7: ...[[parasite|parasitic organisms]] and damaging detritus.
9: ...n as ''[[encystation]]'' entombs the offending entity in successive, concentric layers of nacre. This ... - Limestone (3809 bytes)
3: ...es]] (Oolitic Limestone) and can be recognised by its granular appearance. Limestone makes up about 10...
7: ...z]], [[dolomite]] or [[barite]] may line small cavities in the rock. [[Chert]] or [[Flint]] nodules ar...
9: ... supersaturated with chemical constituents of calcite. [[Tufa]], a porous or cellular variety of trave...
19: ...g it impractical for tall buildings; it is also quite expensive. Limestone was most popular in the ear...
21: ...ble to acids, making [[acid rain]] a problem when it occurs in places where limestone is used extensiv... - Chiton (3478 bytes)
1: ...Chitons''', also called '''polyplacophorans''' ,Chitonidae and rarely '''polyplacophores''', are 860 [...
4: ...ly 17 teeth each. The teeth are coated with magnetite, a ferrous mineral that hardens the teeth. The r...
8: [[Image:Black_Chiton.jpg|thumb|Black Chiton]]
9: Black Chiton (''Katharina tunicata'') on a stone with a [[seastar]]
11: ... in the early [[19th century]], and then grouped with the aplacophorans in the subphylum Amphineura in... - Karst (5682 bytes)
1: ...nd northern [[Arkansas]] in the [[USA]], contain literally thousands of [[cave]]s.
9: ...logy)|rock]] dissolution results in a topography with distinctive features, including [[sinkhole]]s or...
11: ...s in the water. Once the rain reaches the ground, it passess through the [[soil]], gathering up more C...
16: ...of biological activity or [[bioerosion]] at or a little above mean sea level.
18: ...pg|left|thumb|200px|[[The Witch's Finger]] stalagmite in [[Carlsbad Caverns]]]] - Mineral (10947 bytes)
1: ...d simple [[salt]]s to very complex [[silicate]]s with thousands of known forms (organic compounds are ...
5: == Mineral definition and classification ==
7: ...like substances that don't strictly meet the definition are sometimes classified as [[mineraloid]]s. ...
9: ... and all crystal structures currently recognized fit in one of these 14 arrangements. This crystal str...
11: ...but the same crystal structure: for example, [[halite]] (made from sodium and [[chlorine]]), [[galena]... - Coral (8108 bytes)
4: ...pths of 60 m (200 ft). Corals breed by spawning, with many corals of the same species in a region rele...
11: ...d in other orders of subclass [[Zoantharia]]: to wit, the [[black coral]]s (order [[Antipatharia]]) an...
17: ...sed of a form of calcium carbonate known as [[calcite]].
18: ...pink red coral.jpg|thumb|left|400px|grouper fish with pink red coral ]]
19: ...e corals their skeletons are also composed of calcite. The finest details of their skeletal structures...
View (previous 20) (next 20) (20 | 50 | 100 | 250 | 500).