mineraloid

mineraloid
A substance that resembles a mineral but does not exhibit crystallinity.

Wikipedia foundation.

Игры ⚽ Нужна курсовая?

Look at other dictionaries:

  • mineraloid — MINERALOÍD, mineraloizi, s.m. (geol.) Mineral de natură organică. – Din engl. mineraloid. Trimis de LauraGellner, 31.05.2004. Sursa: DEX 98  mineraloíd s. m., pl. mineraloízi Trimis de siveco, 10.08.2004. Sursa: Dicţionar ortografic  MINERALOÍD …   Dicționar Român

  • Mineraloid — A mineraloid is a mineral like substance that does not demonstrate crystallinity. Mineraloids possess chemical compositions that vary beyond the generally accepted ranges for specific minerals. For example, obsidian is an amorphous glass and not… …   Wikipedia

  • mineraloid — /min euhr euh loyd /, n. a mineral substance that does not have a definite chemical formula or crystal form. [1910 15; MINERAL + OID] * * * …   Universalium

  • mineraloid — min·er·al·oid …   English syllables

  • mineraloid — ˈmin(ə)rəˌlȯid noun ( s) Etymology: International Scientific Vocabulary mineral (I) + oid; probably originally formed in German : an amorphous substance that would otherwise have the attributes of a mineral; especially : a metamict substance… …   Useful english dictionary

  • Nonmineral — A nonmineral (mineralogy) is a substance found in a natural environment that does not satisfy the definition of a mineral and is not even a mineraloid. Many non minerals are mined and have industrial or other uses similar to minerals, such as… …   Wikipedia

  • Opal — For other uses, see Opal (disambiguation). Opal An opal bracelet. The stone size is 18 by 15 mm (0.7 by 0.6 in) General Category …   Wikipedia

  • List of minerals — This is a List of minerals for which there are Wikipedia articles. Mineral variety names and mineraloids are to be listed after the valid minerals for each letter.For a complete listing (about 4,000) of all mineral names: List of minerals… …   Wikipedia

  • Menilite — is a greyish brown form of the mineraloid opal.[1] It is also known as liver opal or leberopal (German), due to its color. It is called menilite because it was first described from Ménilmontant (Paris) …   Wikipedia

  • List of minerals (complete) — It is currently not possible to have a complete list of minerals . The International Mineralogical Association (IMA) is the international group that recognises new minerals and new mineral names. However, minerals discovered before 1959 did not… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”