Sasso Pisano is a village in

Tuscany it, Toscano (man) it, Toscana (woman) , population_note = , population_blank1_title = , population_blank1 = , demographics_type1 = Citizenship , demographics1_footnotes = , demographics1_title1 = Italian , demogra ...

, central

Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical ...

, administratively a

frazione A ''frazione'' (plural: ) is a type of subdivision of a ''comune'' (municipality) in Italy, often a small village or hamlet outside the main town. Most ''frazioni'' were created during the Fascist era (1922–1943) as a way to consolidate territ ...

of the

comune The (; plural: ) is a local administrative division of Italy, roughly equivalent to a township or municipality. It is the third-level administrative division of Italy, after regions ('' regioni'') and provinces (''province''). The can also ...

Castelnuovo di Val di Cecina Castelnuovo di Val di Cecina is a ''comune'' (municipality) in the Province of Pisa in the Italian region Tuscany, located about southwest of Florence and about 70 km southeast of Pisa. Castelnuovo di Val di Cecina borders the following mu ...

, province of Pisa. At the time of the 2001 census its population was 213.Popolazione residente - Pisa (dettaglio loc. abitate) - Censimento 2001

Istat The Italian National Institute of Statistics ( it, Istituto nazionale di statistica; Istat) is the main producer of official statistics in Italy. Its activities include the census of population, economic censuses and a number of social, economic ...

. Sasso Pisano is about 102 km from Pisa and 9 km from Castelnuovo di Val di Cecina. The mineral

sassolite Sassolite is a borate mineral, specifically the mineral form of boric acid. It is usually white to gray, and colourless in transmitted light. It can also take on a yellow colour from sulfur impurities, or brown from iron oxides. History and occ ...

was named after Sasso Pisano. It was found in

lagoon A lagoon is a shallow body of water separated from a larger body of water by a narrow landform, such as reefs, barrier islands, barrier peninsulas, or isthmuses. Lagoons are commonly divided into ''coastal lagoons'' (or ''barrier lagoons'') ...

s throughout

and SassoWebmineral.com
/ref> and was the main source of European

borax Borax is a salt ( ionic compound), a hydrated borate of sodium, with chemical formula often written . It is a colorless crystalline solid, that dissolves in water to make a basic solution. It is commonly available in powder or granular for ...

from 1827 to 1872, when American sources replaced it.

References

Frazioni of the Province of Pisa {{Pisa-geo-stub